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Famciclovir-d4 C4H15N5O4D5 M.W. 325.36 F-011	Famciclovir dimer impurity 2 C30H40N10O8 M.W. 668.72 F-0110
Propionyl famciclovir C15H21N5O4 M.W. 335.37 F-0111	Famciclovir impurity 1 CAS No. 172529-94-1 C10H14ClN5O2 M.W. 271.71 F-0112
Famciclovir impurity 2 CAS No. 23169-37-1 C9H13N5O2 M.W. 223.24 F-0113	Famciclovir impurity 3 CAS No. 23169-37-1 C11H17N5O3 M.W. 267.29 F-0114
Famciclovir impurity 4 C10H11N5O5 M.W. 281.23 F-0115	Famciclovir impurity 5 CAS No. 183475-21-0 C11H15N5O3 M.W. 265.27 F-0116
Famciclovir impurity 6 C20H28N10O5 M.W. 488.51 F-0117	Famciclovir impurity 7 CAS No. 127205-22-5 C10H15N5O3 M.W. 253.26 F-0118
Famciclovir 6-Alkylamino Impurity CAS No. N/A C23H33N5O8 M.W. 507.55 F-0119	FAMCICLOVIR C14H19N5O4 M.W. 321.34 F-012
Famciclovir N-Acetyl Impurity CAS No. N/A C16H21N5O5 M.W. 363.38 F-0120	Famciclovir Deoxy-chloro Impurity CAS No. N/A C12H16ClN5O2 M.W. 297.75 F-0121
8-Oxo-desacetylated famciclovir C12H17N5O4 M.W. 295.30 F-013	Desacetyl Famciclovir CAS No. 104227-88-5 C12H17N5O3 M.W. 279.30 F-014
Famciclovir Chloro Impurity CAS No. N/A C14H18ClN5O4 M.W. 355.78 F-015	Famciclovir Dimer Impurity CAS No. N/A C22H32N6O8 M.W. 508.54 F-016
Famciclovir Related Compound A CAS No. 246021-75-0 C10H15N5O2 . HCl M.W. 237.26 36.46 F-017	Famciclovir Related Compound B CAS No. 104227-88-5 C12H17N5O3 M.W. 279.30 F-018
Famciclovir Related Compound C CAS No. 174155-70-5 C12H17N5O2 M.W. 263.30 F-019	Fenofibric acid C17H15ClO4 M.W. 318.76 F-021
Fenofibric acid-d6 C17H9D6ClO4 M.W. 324.80 F-022	Fenofibric Acyl Glucuronide C23H23ClO10 M.W. 494.89 F-023
Fenofibrate Impurity C CAS No. 217636-47-0 C17H15ClO3 M.W. 302.76 F-024	Fenofibrate Impurity F CAS No. 154356-96-4 C16H15ClO2 M.W. 274.75 F-025
Fenofibrate Impurity G C24H27ClO6 M.W. 446.93 F-026	Fenofibrate impurity D CAS No. 42019-07-8 C18H17ClO4 M.W. 332.79 F-027
Fenofibrate impurity E CAS No. 42019-08-9 C19H19ClO4 M.W. 346.81 F-028	Fexofenadine HCl CAS No. 153439-40-8 C32H39NO4.HCl M.W. 538.13 F-041
Fexofenadine impurity L C32H37NO3 M.W. 483.66 F-0410	Fexofenadine-d10 HCl CAS No. 153439-40-8 C32H29D10NO4.HCl M.W. 548.19 F-042
Fexofenadine-d10 CAS No. 1215900-18-7 C32H29NO4D10 M.W. 511.73 F-043	Fexofenadine Methyl Ester C33H41NO4 M.W. 515.70 F-044
Fexofenadine Related Compound A C32H37NO4 M.W. 499.66 F-045	Fexofenadine Related Compound B CAS No. 479035-75-1 C32H39NO4 M.W. 501.67 F-046
Fexofenadine Decarboxylated Degradation Product CAS No. N/A C31H39NO2 M.W. 457.66 F-047	Fexofenadine Impurity G C32H37NO3 M.W. 483.66 F-048
Fexofenadine impurity D C32H35NO3 M.W. 481.64 F-049	Finasteride-d9 C23H27N2O2D9 M.W. 381.60 F-051
Finasteride Carboxylic Acid-D6 C23H28N2O4D6 M.W. 408.57 F-0510	Finasteride Triene Impurity C23H32N2O2 M.W. 368.52 F-0511
Finasteride Carboxylic Acid CAS No. 116285-37-1 C23H34N2O4 M.W. 402.54 F-0512	Finasteride Impurity A CAS No. 98319-24-5 C23H38N2O2 M.W. 374.57 F-052
Finasteride Impurity B (Dutasteride Ester Impurity) CAS No. 103335-41-7 C20H29NO3 M.W. 331.46 F-053	Finasteride Impurity CAS No. 166896-74-8 C23H36N2O2 M.W. 372.56 F-054
Finasteride Impurity C CAS No. 1329611-51-9 C23H34N2O2 M.W. 370.54 F-057	Finasteride CAS No. 98319-26-7 C23H36N2O2 M.W. 372.56 F-058
Finasteride Related Compound C C25H38N2O2 M.W. 398.59 F-059	Flumequine CAS No. 42835-25-6 C14H12FNO3 M.W. 261.26 F-067001
Flumequine-13C3 CAS No. 42835-25-6(non-d) C14H12FNO3 M.W. 264.22 F-067002	Levo-(-)-Flumequine C14H12FNO3 M.W. 261.26 F-067003
Dextro-(+)-Flumequine C14H12FNO3 M.W. 261.26 F-067004	Folinic Acid Calcium (Calcium Levofolinate) CAS No. 80433-71-2 C20H21N7O7 . Ca M.W. 471.43 40.08 F-068001
Folinic Acid Impurity A (4-Aminobenzoyl Glutamic Acid) CAS No. 4271-30-1 C12H14N2O5 M.W. 266.26 F-068002	Folinic Acid Impurity B C21H23N7O8 M.W. 501.46 F-068003
Folinic Acid Impurity C C19H19N7O6 M.W. 441.41 F-068004	Folinic Acid Impurity D C20H19N7O7 M.W. 469.42 F-068005
Folinic Acid Impurity E CAS No. 944737-05-7 C15H16N6O4 M.W. 344.33 F-068006	Folinic Acid Impurity F CAS No. 28459-40-7 C20H21N7O7 M.W. 471.43 F-068007
Folinic Acid Impurity G (7,8-Dihydrofolic Acid) CAS No. 4033-27-6 C19H21N7O6 M.W. 443.42 F-068008	Folinic Acid Impurity H C20H23N7O7 M.W. 473.45 F-068009
Furazolidone CAS No. 67-45-8 C8H7N3O5 M.W. 225.16 F-069001	Flumazenil Impurity D CAS No. 78755-80-3 C10H9FN2O2 M.W. 208.19 F-070001
Flumazenil Impurity E C15H15N3O3 M.W. 285.31 F-070002	Flumazenil Related Compound A C13H10FN3O3 M.W. 275.24 F-070004
Flumazenil Related Compound B C15H15N3O4 M.W. 301.30 F-070005	Flumazenil Related Compound C CAS No. 1188-33-6 C7H17NO2 M.W. 147.22 F-070006
Fluoxetine HCl CAS No. 59333-67-4 C17H18H3NO.HCl M.W. 345.79 F-071	Fluocortolone Pivalate CAS No. 29205-06-9 C27H37FO5 M.W. 460.59 F-071001
Fluocortolone CAS No. 152-97-6 C22H29FO4 M.W. 376.47 F-071002	Clocortolone caproate CAS No. 4891-71-8 C28H38ClFO5 M.W. 509.06 F-071003
Difluocortolone Valerate CAS No. 59198-70-8 C27H36F2O5 M.W. 478.58 F-071004	Clocortolone Pivalate CAS No. 34097-16-0 C27H36ClFO5 M.W. 495.04 F-071005
Clocortolone CAS No. 4828-27-7 C22H28ClFO4 M.W. 410.92 F-071006	Fluoxetine-d5 HCl CAS No. 59333-67-4 C17H13F3N0D5.HCl M.W. 314.36 36.46 F-072
Fipronil CAS No. 120068-37-3 C12H4Cl2F6N4OS M.W. 437.15 F-072001	Fipronil Desulfinyl CAS No. 205650-65-3 C12H4Cl2F6N4 M.W. 389.09 F-072002
Fipronil Sulfide CAS No. 120067-83-6 C12H4Cl2F6N4S M.W. 421.15 F-072003	Fipronil Sulfone CAS No. 120068-36-2 C12H4Cl2F6N4O2S M.W. 453.15 F-072004
Norfluoxetine HCl C16H16F3NO.HCl M.W. 331.77 F-073	Farnesane CAS No. 3891-98-3 C15H32 M.W. 212.42 F-073001
Norfluoxetine-d5 HCl C16H11D5F3NO.HCl M.W. 336.80 F-074	Filgrastim C845H1343N223O243S9 M.W. 18802.8 F-074001
Fluoxetine Impurity A CAS No. N/A C10H15NO M.W. 165.24 F-075	Fenretinide CAS No. 65646-68-6 C26H33NO2 M.W. 391.56 F-075001
Fenretinide-d4 CAS No. 65646-68-6 (non-labelled) C26H29NO2D4 M.W. 395.58 F-075002	3-Keto Fenretinide CAS No. 865536-65-8 C26H31NO3 M.W. 405.54 F-075003
3-Keto Fenretinide-d4 C26H27NO3D4 M.W. 409.57 F-075004	Fenretinide Glucuronide CAS No. 79982-82-4 C32H41NO8 M.W. 567.69 F-075005
13-cis-Fenretinide C26H33NO2 M.W. 391.56 F-075006	4-Methoxy Fenretinide C27H35NO2 M.W. 405.59 F-075007
4-Methoxy Fenretinide-d4 C27H31NO2D4 M.W. 409.61 F-075008	Fenretinide-d4 Glucuronide CAS No. 79982-82-4 (non-labelled) C32H37NO8D4 M.W. 571.71 F-075009
Fluoxetine Impurity B CAS No. N/A C10H15N M.W. 149.24 F-076	Fidaxomicin CAS No. 873857-62-6 C52H74Cl2O18 M.W. 1058.06 F-076001
Mono-Methylated Fidaxomicin C53H76Cl2O18 M.W. 1072.09 F-076002	Di-Methylated Fidaxomicin CAS No. 185248-68-4 C54H78Cl2O18 M.W. 1086.12 F-076003
Fidaxomicin-d7 CAS No. N/A C52H67Cl2O18D7 M.W. 1065.11 F-076004	Fluoxetine Impurity C (Fluoxetine USP Related Compound A) CAS No. 79088-29-2 C17H18F3NO M.W. 309.33 F-077
Fluroxypyr-13C2 CAS No. 69377-81-9 (non-labelled) C7H5Cl2FN2O3 M.W. 257.01 F-077001	Fluoxetine USP Related Compound C CAS No. N/A C21H22F3NO4 M.W. 409.41 F-078
AB-FUBINACA CAS No. 1185282-01-2 C20H21FN4O2 M.W. 368.41 F-080001	4' -Hydroxy flurbiprofen C15H13FO3 M.W. 260.27 F-081  nide="" flurbiprofen="" desfluoro="" d3="" cas="" c9h11fn2o5="" c21h29fo6="" c21h21fo8="" c20h21fo4="" c19h20o4="" c19h19fo4="" c17h20o5s="" c16h15fo2="" c16h13fo4="" c15h13fo3="" c15h13fo2="" c14h11fo="" c14h10fo213c="" c13h9fo2="" bgcolor="ffffff" b="" axetil="" acyl="" a="" /> C29H42FN5O13 M.W. 687.68 F-083002
Flurbiprofen-d3 C15H10FO2D3 M.W. 247.29 F-084	Flunarizine DiHCl CAS No. 30484-77-6 C26H26F2N2. 2 HCl M.W. 404.51 2 36.46 F-084001
S-Flurbiprofen-acyl-β-D-glucuronide C21H21FO8 M.W. 420.40 F-085	Gnaphaline A (5,7-Dihydroxy-3,8-Dimethoxyflavone) CAS No. 33803-42-8 C17H14O6 M.W. 314.30 F-085001
R-Flurbiprofen-acyl-β-D-glucuronide C21H21FO8 M.W. 420.40 F-086	Fenpiverinium Bromide CAS No. 125-60-0 C22H29N2O Br M.W. 337.49 79.90 F-086001
Flurbiprofen CAS No. 5104-49-4 C15H13FO2 M.W. 244.27 F-087	Faropenem Impurity CAS No. 195716-77-9 C12H14NO5S.Na M.W. 284.31 22.99 F-087001
Flurbiprofen Related Compound A (Biprofen) CAS No. 6341-72-6 C15H14O2 M.W. 226.28 F-088	Faldaprevir CAS No. 801283-95-4 C40H49BrN6O9S M.W. 869.84 F-088001
Faldaprevir-D3 C40H46BrN6O9SD3 M.W. 872.86 F-088002	Flurbiprofen Impurity B C18H17FO4 M.W. 316.33 F-089
Fluticasone propionate CAS No. 80474-14-2 C25H31F3O5S M.W. 500.58 F-091	Fluticasone Impurity F CAS No. 1219174-94-3 C25H29F3O5S M.W. 498.57 F-0910
Fluticasone Impurity H CAS No. NA C48H58F4O10S2 M.W. 935.11 F-0912	Fluticasone Impurity I CAS No. NA C48H58F4O10S3 M.W. 967.18 F-0913
Fluticasone Dimer Impurity (Impurity G) CAS No. 220589-37-7 C43H51F5O8S M.W. 822.94 F-0915	Fluticasone Impurity C26H33F3O5S M.W. 514.61 F-0916
Fluticasone Related Compound B CAS No. 219719-95-6 C22H24F2O5S M.W. 438.49 F-0917	Fluticasone-d3 17 beta-Carboxylic Acid C21H23F2O5D3 M.W. 399.45 F-0918
Fluticasone Impurity (Cyclic thioester ) C24H28F2O5S M.W. 466.55 F-0919	Fluticasone propionate-d5 CAS No. 1093258-28-6 C25H26D5F3O5S M.W. 505.61 F-092
Fluticasone Impurity (17-Keto) C20H24F2O3 M.W. 350.41 F-0920	Fluticasone Impurity (17-alpha Propionate ) C25H31F3O5S M.W. 500.58 F-0921
Fluticasone Impurity (5-Iodo Methyl Propionate ) C25H31F2IO5S M.W. 608.49 F-0922	Fluticasone Impurity (6-Defluro-6-Oxo Propionate ) C25H30F2O6S M.W. 496.58 F-0923
Fluticasone furoate CAS No. 397864-44-7 C27H29F3O6S M.W. 538.59 F-093	Fluticasone furoate-d3 CAS No. 397864-44-7 (non-labelled) C27H26D3F3O6S M.W. 541.61 F-094
Fluticasone Impurity A CAS No. NA C24H30F2O6 M.W. 452.50 F-095	Fluticasone Impurity B CAS No. 948566-12-9 C24H30F2O6S M.W. 484.56 F-096
Fluticasone Impurity C CAS No. NA C24H29F3O5S M.W. 486.55 F-097	Fluticasone Impurity D CAS No. 73205-13-7 C25H32F2O5S M.W. 482.59 F-098
Fluticasone Impurity E CAS No. 105613-90-9 C25H33F3O5S M.W. 502.60 F-099	Flufenamic Acid CAS No. 530-78-9 C14H10F3NO2 M.W. 281.24 F-100001
Fluvastatin sodium salt CAS No. 93957-55-2 C24H25FNO4.Na M.W. 433.46 F-101	Fluvastatin Degradation Product (diastereomeric mixture) C24H26FNO4 M.W. 411.48 F-1010
(+)-3R,5S-Fluvastatin-d6 sodium salt CAS No. 155229-75-7 (non-d) C24H19FNO4D6.Na M.W. 416.51 22.99 F-1011	(-)-3S,5R-Fluvastatin-d6 sodium salt CAS No. 155229-76-8 (non-d) C24H19FNO4D6.Na M.W. 416.51 22.99 F-1012
Fluvastatin Ketone Sodium Salt C24H25FNO4.Na M.W. 410.47 22.99 F-1013	Fluvastatin Methyl Ester CAS No. 786710-21-2 C25H28FNO4 M.W. 425.50 F-1014
Fluvastatin t-Butyl Ester CAS No. 194934-96-8 C28H34FNO4 M.W. 467.59 F-1015	Fluvastatin Hydroxy Diene Impurity C24H23FNO3.Na M.W. 392.45 22.99 F-1016
Fluvastatin-d6 sodium salt CAS No. 93957-55-2(non-d) C24H19D6FNO4.Na M.W. 439.50 F-102	Fenoprop ( 2-(2,4,5-Trichlorophenoxy)propionic acid) CAS No. 93-72-1 C9H7Cl3O3 M.W. 269.51 F-102001
Fenoprop-D3 ( 2-(2,4,5-Trichlorophenoxy)propionic acid-D3) C9H4Cl3O3D3 M.W. 272.53 F-102002	(+)-3R,5S-Fluvastatin sodium salt CAS No. 155229-75-7 C24H25FNO4.Na M.W. 439.50 F-103
(-)-3S,5R-Fluvastatin sodium salt CAS No. 155229-76-8 C24H25FNO4.Na M.W. 439.50 F-104	(3R,5R)-Fluvastatin Sodium Salt C24H25FNO4.Na M.W. 410.47 22.99 F-105
(3S,5S)-Fluvastatin Sodium Salt CAS No. 194935-01-8 C24H25FNO4.Na M.W. 410.47 22.99 F-106	Fluvastatin Sodium Salt-mixture of four isomers C24H25FNO4.Na M.W. 410.47 22.99 F-107
Fluvastatin lactone (racemic mixture) C24H24FNO3 M.W. 393.46 F-108	Fluvastatin lactone-mixture of four isomers C24H24FNO3 M.W. 393.46 F-109
(R,R)-Formoterol-d3 CAS No. 1198353-13-7 C19H21N2O4D3 M.W. 347.43 F-111	Formoterol Impurity B CAS No. 1224588-66-2 C18H22N2O4 M.W. 330.39 F-1110
Formoterol Impurity C C20H26N2O4 M.W. 358.44 F-1111	Formoterol Impurity D (Mixture of Diastereomers) C20H26N2O4 M.W. 358.44 F-1112
Formoterol Impurity E C20H26N2O4 M.W. 358.44 F-1113	Formoterol Impurity F C37H46N4O6 M.W. 642.80 F-1114
Formoterol Impurity H C26H30N2O4 M.W. 434.54 F-1115	(R, S)-Formoterol C19H24N2O4 M.W. 344.41 F-1116
Formoterol-D7 C19H17N2O4D7 M.W. 351.46 F-1117	Formoterol-13C, d3 CAS No. 73573-87-2(non-d) C19H21D3N2O4 M.W. 348.47 F-112
Formoterol Hemifumarate C19H24N2O4 . 0.5 C4H4O4 M.W. 344.41 0.5 116.07 F-113	Formoterol Impurity G HCl C10H15NO.HCl M.W. 165.24 36.46 F-114
Formoterol Impurity A C18H24N2O3 M.W. 316.40 F-115	Formoterol Benzylic Glucuronide (mixture of diastereomers) C25H32N2O10 M.W. 520.54 F-116
Formoterol Phenolic Glucuronide C25H32N2O10 M.W. 520.54 F-117	Formoterol Sulfate C19H24N2O7S M.W. 424.48 F-118
(S, S)-Formoterol CAS No. 67346-48-9 C19H24N2O4 M.W. 344.41 F-119	Fosinopril sodium salt CAS No. 88889-14-9 C30H45NO7P.Na M.W. 585.66 F-121
Fosinopril Impurity H CAS No. 149760-14-5 C16H25NO4 M.W. 295.38 F-1210	Fosinopril Related Compound C C30H45NO7P . Na M.W. 562.67 22.99 F-1211
Fosinopril impurity F C29H44NO7P M.W. 549.65 F-1212	Fosinopril Related Compound B C30H46NO7P M.W. 563.68 F-1213
Fosinopril impurity (2R, 4S isomer) C30H46NO7P M.W. 563.68 F-1214	Fosinopril-d7 sodium salt CAS No. 88889-14-9 (non-d) C30H38D7NO7P.Na M.W. 592.70 F-122
Fosinoprilat (Fosinopril Impurity B) CAS No. 95399-71-6 C23H34NO5P M.W. 435.50 F-123	Fosinoprilat-d7 CAS No. 95399-71-6 (non-d) C23H27D7NO5P M.W. 442.55 F-124
Fosinopril Impurity A CAS No. 83623-61-4 C12H17O4P M.W. 256.24 F-125	Fosinopril Impurity C CAS No. 90657-55-9 C11H19NO2.HCl M.W. 197.28 36.46 F-127
Fosinopril Impurity D CAS No. 128948-00-5 C19H29O6P M.W. 384.41 F-128	Fosinopril Impurity G CAS No. 46348-61-2 C10H15O3P M.W. 214.20 F-129
Dehydro Felodipine C18H17Cl2NO4 M.W. 382.25 F-131	Felodipine CAS No. 72509-76-3 C18H19Cl2NO4 M.W. 384.26 F-132
Felodipine-d5 CAS No. 72509-76-3 (non-d) C18H14Cl2NO4D5 M.W. 389.29 F-133	Dehydro Felodipine-d5 C18H12Cl2NO4D5 M.W. 387.28 F-134
Felodipine-13C4-d3 CAS No. 72509-76-3 (non-d) C18H16Cl2NO4D3 M.W. 391.24 F-135	Felodipine metabolite C17H15Cl2NO5 M.W. 384.22 F-136
Felodipine metabolite Lactone C17H13Cl2NO4 M.W. 366.20 F-137	Felodipine Impurity B CAS No. 91189-59-2 C17H17Cl2NO4 M.W. 370.24 F-138
Felodipine Impurity C CAS No. 79925-38-5 C19H21Cl2NO4 M.W. 398.29 F-139	Fluconazole-d4 CAS No. 86386-73-4 (non-d) C13H8F2N6OD4 M.W. 310.30 F-141
Fluconazole Impurity D CAS No. 81886-51-3 C13H13FN6O M.W. 288.29 F-1410	Fluconazole Impurity G C12H11F2N3O4S M.W. 331.30 F-1411
Fluconazole Impurity H C11H10BrF2N3O M.W. 318.12 F-1412	Fluconazole Impurity F C10H9F2N3O M.W. 225.20 F-1413
Fluconazole Impurity E C10H9F2N3O M.W. 225.20 F-1414	Fluconazole Impurity I C13H14F2N7O M.W. 322.30 F-1415
Fluconazole N-Oxide CAS No. N/A C13H12F2N6O2 M.W. 322.28 F-1416	Fosfluconazole CAS No. 194798-83-9 C13H13F2N6O4P M.W. 386.26 F-1417
Fluconazole Impurity (1-(2,4-Difluorophenyl)-1-(1H-1,2,4-Triazol-1-yl)-2,3-Epoxy Propane Methanesulfonate Salt) CAS No. 86386-77-8 C11H9F2N3O CH4O3S M.W. 237.21 96.11 F-1418	Fosfluconazole Phosphate Impurity 1 CAS No. N/A C13H13F2N6O4P M.W. 386.26 F-1419
Fluconazole C13H12F2N6O M.W. 306.28 F-142	Fosfluconazole Phosphate Impurity 2 CAS No. N/A C13H14FN6O4P M.W. 368.27 F-1420
Fluconazole Related Compound (2,4-Difluoro-alpha-(1H-1,2,4-triazolyl)acetophenone) CAS No. 86404-63-9 C10H7F2N3O M.W. 223.18 F-144	Fluconazole Impurity A CAS No. N/A C13H12F2N6O M.W. 306.28 F-145
Fluconazole Impurity B CAS No. N/A C15H14FN9O M.W. 355.34 F-146	Fluconazole Impurity C CAS No. 514222-44-7 C10H8N6 M.W. 212.22 F-147
Fluconazole Beta-D-Glucuronide CAS No. N/A C20H22F2N6O6 M.W. 480.43 F-148	Fluconazole Impurity [1, 3-Bis(1H-1, 2, 4-Triazole-1-yl)propan-2-one] CAS No. N/A C7H8N6O M.W. 192.18 F-149
Fosamprenavir CAS No. 226700-79-4 C25H36N3O9PS M.W. 585.62 F-151	Fosamprenavir-d9 CAS No. 226700-79-4 (non-d) C25H27N3O9PSD9 M.W. 594.67 F-152
Fosamprenavir-d4 Calcium salt CAS No. 226700-79-4 (non-d) C25H30N3O9PSD4.Ca M.W. 587.63 40.08 F-153	Fosamprenavir Related Compound C20H30N3O6PS M.W. 471.52 F-154
Fosamprenavir enantiomer C25H36N3O9PS M.W. 585.62 F-155	Formestane CAS No. 566-48-3 C19H26O3 M.W. 302.42 F-161
R-Frovatriptan CAS No. 158747-02-5 C14H19N3O M.W. 243.33 F-171	S-Frovatriptan C14H19N3O M.W. 243.33 F-172
Frovatriptan-d3 C14H16N3OD3 M.W. 246.35 F-173	Frovatriptan Racemate C14H17N3O M.W. 243.31 F-174
Frovatriptan Succinate CAS No. 158930-17-7 C18H23N3O5 M.W. 361.40 F-175	Methyl (7,7-Dimethyl-1,3-Oxobicyclo[2,2,1]hept-1-yl)methane Sulfonate CAS No. N/A C11H18O4S M.W. 246.33 F-176
Isopropyl (7,7-Dimethyl-1,3-Oxobicyclo[2,2,1]hept-1-yl)methane Sulfonate CAS No. N/A C13H22O4S M.W. 274.38 F-177	Fluvoxamine acid C14H17F3N2O3 M.W. 318.30 F-181
Fluvoxamine Impurity E CAS No. 1217214-94-2 C15H22F2N2O2 M.W. 300.35 F-1810	Fluvoxamine Oxime Impurity CAS No. 88699-84-7 C13H16F3NO2 M.W. 275.27 F-1811
Fluvoxamine Impurity G CAS No. 192876-02-1 C14H19F3N2O2 M.W. 304.31 F-1812	Fluvoxamine Maleic Acid Monoamide Impurity CAS No. N/A C19H23F3N2O5 M.W. 416.40 F-1813
Fluvoxamine Impurity F CAS No. 1217262-11-7 C17H26F3N3O2 M.W. 361.41 F-1814	Fluvoxamine-d3 CAS No. 54739-18-3 (non-d) C15H18F3N2O2D3 M.W. 321.36 F-182
Fluvoxamine-d4 CAS No. 54739-18-3 (non-d) C15H17F3N2O2D4 M.W. 322.37 F-183	Cis-Fluvoxamine C15H21F3N2O M.W. 318.34 F-184
Trans-Fluvoxamine CAS No. 39-18-3 C15H21F3N2O2 M.W. 318.34 F-185	Fluvoxamine Maleate C15H21F3N2O2.C4H4O4 M.W. 318.34 116.07 F-186
Fluvoxamine Impurity (5-Methoxy-4-Trifluoromethyl Valerophenone) C13H15F3O2 M.W. 260.26 F-187	Valerophenone CAS No. 1009-14-9 C11H14O M.W. 162.23 F-188
Fluvoxamine Impurity C C19H25F3N2O6 M.W. 434.42 F-189	Famotidine CAS No. 76824-35-6 C8H15N7O2S3 M.W. 337.45 F-191
Famotidine impurity E C10H14N8S4 M.W. 374.53 F-1910	Famotidine sulfoxide C8H15N7O3S3 M.W. 353.45 F-1911
Famotidine impurity I C8H15N6O4S3 M.W. 355.44 F-1912	Famotidine Impurity H C6H10N6S2. 2 HCl M.W. 230.31 2 36.46 F-1913
Famotidine-13C-d3 CAS No. 76824-35-6(non-d) C713CH12N7O2S3D3 M.W. 341.45 F-192	Famotidine-15N2-13C CAS No. 76824-35-6(non-d) C8H15N7O2S3 M.W. 340.42 F-193
Famotidine impurity A C8H14N6S2 M.W. 258.37 F-194	Famotidine impurity C C8H14N6O3S3 M.W. 338.43 F-195
Famotidine impurity D C8H13N5OS2 M.W. 259.35 F-196	Famotidine impurity F C8H12N4O2S2 M.W. 260.34 F-197
Famotidine impurity G C9H13N7S2 M.W. 283.38 F-198	Famotidine impurity B C16H23N11O2S5 M.W. 561.75 F-199
Flavoxate CAS No. 15301-69-6 C24H25NO M.W. 391.47 F-201	Flavoxate-d5 CAS No. 15301-69-6 (non-d) C24H20NO4D5 M.W. 396.50 F-202
3-Methylflavone-8-carboxylic acid (MFCA) C17H12O4 M.W. 280.28 F-203	3-Methylflavone-8-carboxylic acid-d5 (MFCA-d5) C17H7O4D5 M.W. 285.31 F-204
3-Methylflavone-8-carboxylic acid glucuronide (MFCA glucuronide) C23H20O10 M.W. 456.41 F-205	Furosemide CAS No. 54-31-9 C12H11ClN2O5S M.W. 330.75 F-211
Furosemide-d5 CAS No. 1189482-35-6 C12H6ClN2O5SD5 M.W. 335.78 F-212	Furosemide acyl glucuronide CAS No. 72967-59-0 C18H19ClN2O11S M.W. 506.88 F-213
Fluindione CAS No. 957-56-2 C15H9FO2 M.W. 240.24 F-221	Fluindione-d4 CAS No. 957-56-2 (non-d) C15H5FO2D4 M.W. 244.26 F-222
Florfenicol C12H14Cl2FNO4S M.W. 358.22 F-231	Florfenicol-d3 CAS No. 73231-34-2 (non-d) C12H11Cl2FNO4SD3 M.W. 361.24 F-232
Deschloro Florfenicol CAS No. 138872-73-8 C12H15ClFNO4S M.W. 323.77 F-233	Folic Acid CAS No. 171777-72-3 C19H19N7O6 M.W. 441.41 F-241
Folic Acid-d4 C19H15N7O6D4 M.W. 445.43 F-2410	Folic Acid Impurity: 6-(chloromethyl)pteridine-2,4-Diamine HCl CAS No. 82778-08-3 C7H7ClN6. HCl M.W. 210.63 36.46 F-2411
Isofolic acid (EP-designation) CAS No. 47707-78-8 C19H19N7O6 M.W. 441.4 F-2412	(6R)-Mefox CAS No. N/A C20H23N7O7 M.W. 473.45 F-2413
(6S)-Mefox CAS No. N/A C20H23N7O7 M.W. 473.45 F-2414	Dimethyltetrahydrofolic Acid CAS No. N/A C21H27N7O6 M.W. 473.49 F-2415
-alfa-Hydroxy-5-Methyltetrahydrofolic Acid CAS No. 33157-07-2 C20H25N7O7 M.W. 475.46 F-2416	9-Oxo Folic acid C19H17N7O7 M.W. 455.39 F-2417
Folic Acid-13C5 CAS No. 1207282-75-4 C19H19N7O6 M.W. 446.35 F-2418	Folic Acid-d4 CAS No. 171777-72-3 (non-d) C19H15N7O6D4 M.W. 445.48 F-242
Folic acid Impurity B CAS No. NA C4H7N5O M.W. 141.13 F-243	Folic acid Impurity E CAS No. NA C26H24N12O7 M.W. 616.56 F-244
Folic acid Impurity F CAS No. NA C7H6ClN5O M.W. 211.61 F-245	Calcium Folinate CAS No. 1492-18-8 C20H21N7O7.Ca M.W. 471.43 40.08 F-246
N2-Methylamino-5-Methyl-Tetrahydrofolic Acid (DiMeTHFA) CAS No. N/A C21H29N7O6 M.W. 475.51 F-247	D-Isomer of Levomefolate Calcium CAS No. N/A C20H25N7O6 Ca M.W. 459.40 40.08 F-248
5,10-Methylene Tetrahydro-Folic acid (CH2THFA) CAS No. N/A C20H25N7O6 M.W. 459.47 F-249	Fenoxazoline CAS No. 4846-91-7 C13H18N2O M.W. 218.30 F-251
Fluazinam Impurity C13H4Cl2F6N4O4 M.W. 465.10 F-261	Fluocinonide CAS No. 356-12-7 C26H32F2O7 M.W. 494.54 F-271
Fusidic Acid CAS No. 6990-06-3 C31H48O6 M.W. 516.72 F-281	Fenspiride CAS No. 5053-06-5 C15H20N2O2 M.W. 260.34 F-291
Fenspiride-d5 CAS No. 5053-06-5 (non-d) C15H15N2O2D5 M.W. 265.37 F-292	Fenspiride HCl CAS No. 5053-08-7 C15H20N2O2.HCl M.W. 260.34 36.46 F-293
2-Hydroxy Fenspiride CAS No. 441781-21-1 C15H20N2O3 M.W. 276.34 F-294	3-Hydroxy Fenspiride CAS No. 441781-23-3 C15H20N2O3 M.W. 276.34 F-295
4-Hydroxy Fenspiride CAS No. 441781-25-5 C15H20N2O3 M.W. 276.34 F-296	Fudosteine CAS No. 13189-98-5 C6H13NO3S M.W. 179.24 F-301
Racemic Fudosteine HCl CAS No. 1023971-15-4 (free amine) C6H13NO3S. HCl M.W. 179.24 36.46 F-302	Fulvestrant CAS No. 129453-61-8 C32H47F5O3S M.W. 606.79 F-311
Fulvestrant Sterol Dimer (Mixture of Diastereomers) CAS No. N/A C45H64O4 M.W. 669.01 F-3110	Fulvestrant Beta-Isomer CAS No. N/A C32H47F5O3S M.W. 606.79 F-3111
6-Keto Fulvestrant C32H47F5O3S M.W. 606.79 F-3112	Fulvestrant-d3 CAS No. 129453-61-8 (non-d) C32H44F5O3SD3 M.W. 609.82 F-312
Fulvestrant-3-glucuronide C38H55F5O9S M.W. 782.91 F-313	Fulvestrant-17-glucuronide C38H55F5O9S M.W. 782.91 F-314
Fulvestrant-3-sulfate C32H47F5O6S2 M.W. 686.85 F-315	Fulvestrant-9-sulfone C32H47F5O4S M.W. 622.78 F-316
17-Keto Fulvestrant C32H45F5O3S M.W. 604.77 F-317	Delta-6,7-Fulvestrant CAS No. N/A C32H45F5O3S M.W. 604.77 F-318
Fulvestrant Extended CAS No. N/A C41H65F5O4S M.W. 781.09 F-319	Fingolimod HCl CAS No. 162359-56-0 C19H33NO2. HCl M.W. 307.48 36.46 F-321
Fingolimod Methyl Impurity C20H35NO2 M.W. 321.51 F-3210	Fingolimod Heptyl Impurity C18H31NO2 M.W. 293.45 F-3211
Fingolimod Hexyl Impurity C17H29NO2 M.W. 279.43 F-3212	Fingolimod-d4 CAS No. 1346747-38-3 C19H29NO2D4 M.W. 311.50 F-322
Fingolimod Phosphate HCl CAS No. 1348803-59-7 C19H34NO5P. HCl M.W. 387.46 36.46 F-323	Fingolimod Phosphate-d4 HCl CAS No. 1348803-59-7 (non-labelled) C19H30NO5PD4. HCl M.W. 391.48 36.46 F-324
Fingolimod Impurity 1 C25H39NO5 M.W. 433.59 F-325	Fingolimod Impurity 2 C21H35NO3 M.W. 349.52 F-326
Fingolimod Impurity 3 CAS No. 162358-08-9 C25H39NO5 M.W. 433.59 F-327	Fingolimod impurity A C19H33NO3 . HCl M.W. 323.48 36.46 F-328
Fingolimod impurity C C19H31NO3 . HCl M.W. 321.46 36.46 F-329	Flupirtine Maleate CAS No. 75507-68-5 C15H17FN4O2.C4H4O4 M.W. 304.33 116.07 F-331
Flupirtine Maleate Impurity C C12H11FN4O2 M.W. 262.25 F-3310	Flupirtine Maleate Impurity D C15H17FN4O2 M.W. 304.33 F-3311
Flupirtine Maleate Impurity E C12H11FN4O2 M.W. 262.25 F-3312	Flupirtine Maleate Impurity F C18H21FN4O4 M.W. 376.39 F-3313
Flupirtine Maleate Impurity G C5H4ClN3O2 M.W. 173.56 F-3314	Flupirtine Maleate Impurity I C12H11FN4O2 M.W. 262.25 F-3315
Flupirtine Dimer Impurity 1 C31H34F2N8O4 M.W. 620.66 F-3316	Flupirtine Dimer Impurity 2 C30H32F2N8O4 M.W. 606.64 F-3317
Acetylated Flupirtine C14H15FN4O M.W. 274.30 F-332	Flupirtine-d4 Hydrochloride C15H13FN4O2D4.HCl M.W. 344.81 F-333
Acetylated Flupirtine-d4 C14H11FN4OD4.HCl M.W. 314.78 F-334	Flupirtine Impurity A (Impurity I) CAS No. 951624-49-0 C13H11FN4O M.W. 258.26 F-335
Flupirtine Maleate Impurity II C30H32F2N8O4 M.W. 606.64 F-337	Flupirtine Maleate Impurity A C19H16F2N4O2 M.W. 370.36 F-338
Flupirtine Maleate Impurity B C22H22F2N4O2 M.W. 412.44 F-339	(R)-Fesoterodine Fumarate C26H37NO3.C4H4O4 M.W. 411.59 116.07 F-341
Fesoterodine Related Impurity 2 CAS No. 125942-29-4 C30H39NO6 M.W. 509.65 F-3410	Fesoterodine Related Impurity 3 CAS No. N/A C26H35NO3 M.W. 409.57 F-3411
Fesoterodine Related Impurity 4 CAS No. 214601-12-4 C22H29NO2 M.W. 339.48 F-3412	Fesoterodine Related Impurity 5 CAS No. N/A C44H60N2O3 M.W. 664.98 F-3413
Fesoterodine Related Impurity 6 CAS No. N/A C48H66N2O4 M.W. 735.07 F-3414	(R)-Fesoterodine-d7 Fumarate C26H30NO3D7.C4H4O4 M.W. 418.63 116.07 F-342
rac-Fesoterodine-d7 HCl C26H30NO3D7.HCl M.W. 418.63 36.46 F-343	Fesoterodine Impurity A CAS No. N/A C22H31NO2 M.W. 341.50 F-344
Fesoterodine Impurity B CAS No. N/A C30H43NO4 M.W. 481.68 F-345	Fesoterodine-d14 Fumarate C26H23NO3D14.C4H4O4 M.W. 425.67 116.07 F-346
(S)-Fesoterodine HCl CAS No. 1294517-14-8 (free base) C26H37NO3. HCl M.W. 411.59 36.46 F-347	Deoxy Fesoterodine CAS No. 895137-81-2 C26H37NO2 M.W. 395.59 F-348
Fesoterodine Related Impurity 1 CAS No. N/A C26H33NO5 M.W. 439.56 F-349	Fluazuron CAS No. 86811-58-7 C20H10Cl2F5N3O3 M.W. 506.22 F-351
Fosaprepitant Dimeglumine CAS No. 265121-04-8 C23H22F7N4O6P.2C7H17NO5 M.W. 614.42 2 195.22 F-361	Fosaprepitant CAS No. 172673-20-0 C23H22F7N4O6P M.W. 614.42 F-362
Fosaprepitant Benzyl Ester CAS No. 889852-02-2 C30H28F7N4O6P M.W. 704.54 F-363	Fosaprepitant-D4 C23H18F7N4O6PD4 M.W. 618.44 F-364
Fenoprofen Calcium Salt C15H13O3 . 0.5Ca M.W. 241.27 0.5 40.08 F-371	rac-Flecainide CAS No. 54143-55-4 C17H20F6N2O3 M.W. 414.35 F-381
rac-Flecainide-d3 CAS No. 127413-31-4 C17H17F6N2O3D3 M.W. 417.37 F-382	R-(-)-Flecainide CAS No. 99495-90-6 C17H20F6N2O3 M.W. 414.35 F-383
S-(+)-Flecainide CAS No. 99495-92-8 C17H20F6N2O3 M.W. 414.35 F-384	Flecainide Impurity C CAS No. 152171-74-9 C17H20F6N2O4 M.W. 430.35 F-385
Flecainide Impurity D CAS No. 35480-52-5 C11H8F6O4 M.W. 318.17 F-386	Flecainide Impurity E CAS No. 57415-36-8 C17H14F6N2O3 M.W. 408.30 F-387
Febuxostat CAS No. 144060-53-7 C16H16N2O3S M.W. 316.38 F-391	Febuxostat Acyl Glucuronide C22H24N2O9S M.W. 492.51 F-392
Febuxostat-d9 C16H7N2O3SD9 M.W. 325.44 F-393	Febuxostat-d7 CAS No. 144060-53-7(non-d) C16H9N2O3SD7 M.W. 323.42 F-394
Febuxostat Impurity (2-(3-carboxy-4-isobutyloxyphenyl)-4-methylthiazole-5-carboxylic acid) CAS No. 1239233-87-4 C16H17NO5S M.W. 335.38 F-395	Febuxostat Impurity (4-Isobutoxy benzene-1,3-bis(carbothio amide)) CAS No. 1330632-46-6 C12H16N2OS2 M.W. 268.40 F-396
Febuxostat Impurity (Dimethyl 2,2' -(4-isobutoxy-1,3-phenylene)bis(4-methylthiazole-5-carboxylate)) C22H24N2O5S2 M.W. 460.57 F-397	Febuxostat Impurity (2,2' -(4-isobutoxy-1,3-phenylene)bis(4-methylthiazole-5-carboxylic acid)) C20H20N2O5S2 M.W. 432.52 F-398
Febuxostat Related Compound CAS No. 1239233-86-3 C16H18N2O4S M.W. 334.40 F-399	Fapyguanine-13C-15N3 C413CH7N215N3O2 M.W. 173.11 F-401
Felbamate CAS No. 25451-15-4 C11H14N2O4 M.W. 238.25 F-411	Felbamate-d4 CAS No. 106817-52-1 C11H10N2O4D4 M.W. 242.27 F-412
Felbamate-d5 CAS No. 1191888-51-3 C11H9N2O4D5 M.W. 243.28 F-413	2-Hydroxy Felbamate CAS No. 109482-32-8 C11H14N2O5 M.W. 254.24 F-414
Felbamate Dimer Impurity CAS No. N/A C21H24N2O7 M.W. 416.43 F-415	N-Aminocaronyl Felbamate (Allophanate) CAS No. N/A C12H15N3O5 M.W. 281.27 F-416
Flucytosine-13C-15N2 C4H4FN3O M.W. 132.07 F-421	Flucytosine C4H4FN3O M.W. 129.09 F-422
Flucytosine Glucuronide C10H12FN3O7 M.W. 305.22 F-423	Fenoterol CAS No. 13392-18-2 C17H21NO4 M.W. 303.36 F-431
Fenoterol-d6 C17H15NO4D6 M.W. 309.40 F-432	Fenoterol Glucuronide C23H29NO10 M.W. 479.49 F-433
Fenoterol Sulfate C17H21NO7S M.W. 383.42 F-434	Fenoterol Impurity A CAS No. 391234-95-0 and 391234-97-2 (enatiomer) C17H21NO4 M.W. 303.36 F-435
Flutriafol Impurity A CAS No. 124774-27-2 C16H13F2N3O M.W. 301.30 F-441	Flutriafol Impurity D CAS No. 110933-21-6 C16H13F2N3O M.W. 301.30 F-442
Flutriafol Impurity E CAS No. N/A C16H13F2N3O M.W. 301.30 F-443	Flibanserin CAS No. 167933-07-5 C20H21F3N4O M.W. 390.41 F-451
Flibanserin-d4 C20H17F3N4OD4 M.W. 394.44 F-452	Fluosemide Impurity A CAS No. NA C12H11ClN2O5S M.W. 330.75 F-461
Fosfomycin Disodium Salt CAS No. 26016-99-9 C3H5Na2O4P M.W. 182.02 F-471	Fosfomycin-13C3 Benzylamine CAS No. NA C713C3H16NO4P M.W. 248.19 F-472
Fosfomycin Impurity A Ammonium Salt CAS No. 1160525-87-0 C3H9O5P.xNH3 M.W. 156.08 x1703 F-473	Fosfomycin Impurity C Barium Salt CAS No. 114252-50-5 C4H10NO6P Ba M.W. 199.10 137.33 F-474
Fosfomycin Impurity A C3H9O5P M.W. 156.08 F-475	Fosfomycin Impurity B C7H18NO7P M.W. 259.20 F-476
Fosfomycin Impurity D C10H25NO11P2 M.W. 397.26 F-477	Fampridine-d4 (4-Aminopyridine-d4) C5H2N2D4 M.W. 98.14 F-481
Fimasartan CAS No. 247257-48-3 C27H31N7OS M.W. 501.66 F-491	Fimasartan-d6 CAS No. N/A C27H25N7OSD6 M.W. 507.69 F-492
Flutamide Impurity F C11H11F3N2O3 M.W. 276.22 F-501	Hydroxy Flutamide CAS No. 52806-53-8 C11H11F3N2O4 M.W. 292.22 F-502
Hydroxy Flutamide-d6 C11H5F3N2O4D6 M.W. 298.25 F-503	Flutamide CAS No. 13311-84-7 C11H11F3N2O3 M.W. 276.22 F-504
Flutamide-d7 CAS No. 223134-72-3 C11H4F3N2O3D7 M.W. 283.26 F-505	Flucloxacillin Sodium CAS No. 1847-24-1 C19H16ClFN3NaO5S M.W. 475.86 F-511
Flucloxacillin Sodium Impurity B CAS No. N/A C18H19ClFN3O4S M.W. 427.89 F-512	Flucloxacillin Impurity F C21H21ClFN3O7S M.W. 513.93 F-513
Flucloxacillin Impurity G C32H27Cl2F2N5O9S M.W. 766.57 F-514	Felypressin CAS No. 56-59-7 C46H65N13O11S2 M.W. 1040.22 F-521
Felypressin Impurity A CAS No. N/A C52H77N15O13S2 M.W. 1084.47 F-522	Felypressin Impurity B CAS No. N/A C46H66N12O12S2 M.W. 1043.29 F-523
Felypressin Impurity C CAS No. N/A C92H130N26O22S4 M.W. 2080.57 F-524	Felypressin Impurity D CAS No. N/A C92H130N26O22S4 M.W. 2080.57 F-525
Felypressin Impurity E CAS No. N/A C48H67N13O12S2 M.W. 1082.33 F-526	Felypressin Impurity F CAS No. N/A C46H64N12O12S2 M.W. 1041.27 F-527
Fluorouracil Impurity C (Pyrimidine-2,4(1H,3H)-dione, Uracil) C4H4N2O2 M.W. 112.09 F-531	5-Fluorouracil-13C-15N2 C3H3FO213C15N2 M.W. 133.05 F-532
Fluorouracil Impurity E C4H3ClN2O2 M.W. 146.53 F-533	Fluorouracil Impurity F C6H7FN2O2 M.W. 158.13 F-534
Fusidic acid-d6 C31H42O6D6 M.W. 522.76 F-541	3-Keto Fusidic Acid CAS No. 4680-37-9 C31H46O6 M.W. 514.71 F-542
11-Keto Fusidic Acid CAS No. 16711-91-4 C31H46O6 M.W. 514.71 F-543	Fusidic Acid Acyl Glucuronide C37H56O12 M.W. 692.85 F-544
12-Hydroxy-9,11-anhydrofusidic Acid C31H46O6 M.W. 514.71 F-545	Dimethyl Fumarate C6H8O4 M.W. 144.13 F-551
Monomethyl Fumarate-d5 C5HO4D5 M.W. 135.13 F-552	Monoethyl Fumarate (Quetiapine Impurity R) CAS No. 2459-05-4 C6H8O4 M.W. 144.13 F-553
Monoethyl Fumarate-d5 C6H3O4D5 M.W. 149.16 F-554	Monomethyl Fumarate CAS No. 2756-87-8 C5H6O4 M.W. 130.10 F-555
Finafloxacin HCl C20H19FN4O4 . HCl M.W. 398.40 36.46 F-561	Dihydroxy Flupentixol diHCl C23H27F3N2O3S. 2 HCl M.W. 468.54 2 36.46 F-571
Flupentixol diHCl (Flupenthixol diHCl) C23H25F3N2OS. 2 HCl M.W. 434.53 2 36.46 F-572	Fludarabine phosphate impurity A C10H14N5O8P M.W. 363.23 F-581
Fludarabine phosphate impurity B CAS No. 149297-79-0 C5H5N5O M.W. 151.13 F-582	Fludarabine Phosphate Impurity C CAS No. N/A C10H14FN5O10P2 M.W. 445.20 F-583
Fludarabine Phosphate Impurity D CAS No. N/A C5H4FN5 M.W. 153.12 F-584	Fludarabine Phosphate Impurity F CAS No. 159002-28-5 C12H18FN5O8P M.W. 391.28 F-585
Fludarabine (Impurity E) CAS No. 21679-14-1 C10H12FN5O4 M.W. 285.24 F-587	Fludarabine Phosphate CAS No. 73151-29-8 C10H13FN5O7P M.W. 365.22 F-588
Fenbendazole-d3 C15H10N3O2SD3 M.W. 302.37 F-591	Fenbendazole Sulfone CAS No. 54029-20-8 C15H13N3O4S M.W. 331.35 F-592
Fenticonazole Nitrate CAS No. 73151-29-8 C24H20Cl2N2OS . HNO3 M.W. 455.41 63.01 F-601	Fenticonazole Impurity A CAS No. N/A C11H10Cl2N2O M.W. 257.12 F-602
Fenticonazole Impurity B CAS No. N/A C24H20Cl2N2O2S M.W. 471.41 F-603	Fenticonazole Impurity C CAS No. N/A C24H20Cl2N2O3S M.W. 487.41 F-604
Fenticonazole Impurity D CAS No. N/A C24H22Cl2N2OS HNO3 M.W. 457.43 63.01 F-605	Fenticonazole Impurity E CAS No. N/A C37H32Cl2N2OS2 HNO3 M.W. 655.71 63.01 F-606
Fasudil Dimer C23H22N4O4S2 M.W. 482.58 F-611	Fasudil HCl CAS No. 105628-07-7 C14H17N3O2S. HCl M.W. 291.37 36.46 F-612
Fasudil Pyridine N-Oxide TFA Salt CAS No. 186544-56-9 (Free Amine) C14H17N3O3S. C2HF3O2 M.W. 307.37 114.02 F-613	Fasudil Impurity 2 (Isoquinoline-8-sulfonic acid) C9H7NO3S M.W. 209.23 F-614
Fasudil Impurity 3 CAS No. 166895-80-3 C14H17N3O2S . HCl M.W. 291.37 36.46 F-615	Fasudil Impurity 1 C14H17N3O2S . HCl M.W. 291.37 36.46 F-616
Fasudil N-Hydroxy Impurity CAS No. 1350827-92-7 C14H17N3O3S M.W. 307.37 F-617	4-Ethyl-5-fluoropyrimidine CAS No. 137234-88-9 C6H7FN2 M.W. 126.13 F-621
Fluanisone CAS No. 1480-19-9 C21H25FN2O2 M.W. 356,44 F-631	Fluanisone-d8 CAS No. N/A C21H17FN2O2D8 M.W. 364.49 F-632
Fluorometholone CAS No. 426-13-1 C22H29FO4 M.W. 376.47 F-641	Fluorometholone Impurity A CAS No. N/A C22H30O4 M.W. 358.48 F-642
Fluorometholone Impurity B CAS No. N/A C22H28O4 M.W. 356.48 F-643	Frustosazine CAS No. 13185-73-4 C12H20N2O8 M.W. 320.30 F-651
Flunixin Meglunine CAS No. 42461-84-7 C14H11F3N2O2 C7H17NO5 M.W. 296.25 195.22 F-661	Flumethasone CAS No. 2135-17-3 C22H28F2O5 M.W. 410.46 F-701
Fondaparinux Sodium CAS No. 114870-03-0 C31H43N3O49S8. 10 Na M.W. 1498.19 10 22.99 F-711	Fondaparinux sodium impurity 1 CAS No. 348625-84-3 C13H17NO19S3 . 4Na M.W. 587.47 4x22.99 F-712
Furfural CAS No. 98-01-1 C5H4O2 M.W. 96.09 F-721	5-Hydroxymethylfurfural CAS No. 67-47-0 C6H6O3 M.W. 126.11 F-722
5-Hydroxymethylfurfural-13C6 C6H6O3 M.W. 132.05 F-723

N-Desmethyl galantamine (Galantamine Impurity E) CAS No. 41303-74-6 C16H19NO3 M.W. 273.33 G-011	Anhydro Galantamine (Galantamine Impurity D) CAS No. 664995-65-7 C17H19NO2 M.W. 269.35 G-0110
Dihydro Galantamine (Galantamine Impurity C) CAS No. N/A C17H23NO3 M.W. 289.38 G-0111	Dihydro Galantaminone HCl CAS No. 21041-10-1 (free base) C17H21NO3. HCl M.W. 287.36 36.46 G-0112
Ent-Galantamine (Galantamine Impurity F) CAS No. 60384-53-4 C17H21NO3 M.W. 287.36 G-0113	Galantamine Impurity D HCl (Anhydro Galantamine HCl) CAS No. 664995-65-7 (free base) C17H19NO2. HCl M.W. 269.35 36.46 G-0114
Dihydro Galantaminone CAS No. 21041-10-1 C17H21NO3 M.W. 287.36 G-0115	Galantamine-d3 HBr CAS No. 357-70-0(non-d) C17H18D3NO3 M.W. 290.38 G-012
Epi-Galantamine (Galantamine Impurity B) CAS No. 1668-85-5 C17H21NO3 M.W. 287.36 G-013	Galantaminone (Galantamine Impurity A) CAS No. 510-77-0 C17H19NO3 M.W. 285.35 G-014
Epi-Galantamine N-Oxide CAS No. 366485-18-9 C17H21NO4 M.W. 303.36 G-015	Galantamine HBr C17H21NO3.HBr M.W. 287.36 80.91 G-016
O-desmethyl Galantamine C16H19NO3 M.W. 273.33 G-017	Galantamine N-Oxide C17H21NO4 M.W. 303.36 G-018
Galantamine-Beta-D-Glucuronide CAS No. N/A C23H29NO9 M.W. 463.49 G-019	Genistein-d2 C15H8O5D2 M.W. 272.26 G-031
Genistein-d4 C15H6O5D4 M.W. 274.26 G-032	Sodium Gualenate (Guaiazulene 3-Sulfonate Sodium Salt) CAS No. 916445-22-2 C15H17O3S Na 0.5H2O M.W. 277.36 22.99 0.5 18.02 G-040001
Gleevec-d8 CAS No. 220127-57-1(non-d) C29H23N7OD8 M.W. 501.66 G-041	Glutaraldehyde CAS No. 111-30-8 C5H8O2 M.W. 100.12 G-041001
N-Desmethyl gleevec C28H29N7O M.W. 479.58 G-042	Gemifloxacin Impurity CAS No. 213672-25-4 C17H19FN4O4 M.W. 362.36 G-042001
Gemifloxacin Related Compound 1 CAS No. N/A C18H20FN5O4 M.W. 389.39 G-042002	Gemifloxacin Related Compound 2 CAS No. N/A C17H17FN4O4 M.W. 360.35 G-042003
Gemifloxacin Mesylate CAS No. 210353-53-0 C18H20FN5O4. CH4O3S M.W. 389.39 96.11 G-042004	N-Desmethyl gleevec-d8 C28H21N7OD8 M.W. 487.64 G-043
Gestonorone Caproate CAS No. 1253-28-7 C26H38O4 M.W. 414.59 G-043001	Gleevec CAS No. 152459-95-5 C29H31N7O M.W. 493.62 G-044
Gentamycin Impurity D CAS No. 36889-16-4 C20H40N4O10 M.W. 496.56 G-044001	Gentamycin Impurity E (2-Deoxystreptamine) 2HBr CAS No. 84107-26-6 C6H14N2O3. 2 HBr M.W. 162.19 2 80.91 G-044002
Glycyrrhizic Acid (Glycyrrhizin) CAS No. 1405-86-3 C42H62O16 M.W. 822.95 G-045001	Glycyrrhizic Acid-d3 CAS No. N/A C42H59O16D3 M.W. 825.97 G-045002
Ammonium Glycyrrhizate CAS No. 53956-04-0 C42H62O16.NH3 M.W. 822.95 17.03 G-045003	Ammonium Glycyrrhizate Impurity A C42H62O17.NH3 M.W. 838.95 17.03 G-045004
Ganirelix acetate CAS No. 129311-55-3 C80H113ClN18O13 M.W. 1570.36 G-046001	Ganirelix Impurity A C67H102ClN17O12 M.W. 1373.12 G-046002
Ganirelix Impurity B C51H58ClN5O10 M.W. 936.51 G-046003	Ganirelix Impurity C C41H78N12O7 M.W. 851.16 G-046004
Ganirelix Impurity D C82H117ClN18O14 M.W. 1614.41 G-046005	Ganirelix Impurity E C84H121ClN18O15 M.W. 1658.47 G-046006
Ganirelix Impurity F C32H31ClN4O5 M.W. 587.08 G-046007	Gimeracil Impurity 1 C9H10ClNO3 M.W. 215.64 G-047001
Gimeracil Impurity 2 C5H5ClN2O2 M.W. 160.56 G-047002	Gimeracil Impurity 3 C4H5N3O5 M.W. 175.10 G-047003
Glycolic Acid CAS No. 79-14-1 C2H4O3 M.W. 76.05 G-048001	Gibberellin A1 CAS No. 545-97-1 C19H24O6 M.W. 348.40 G-049001
Gibberellin Acid (GA3) CAS No. 77-06-5 C19H22O6 M.W. 346.38 G-049002	Gibberellin A4 CAS No. 468-44-0 C19H24O5 M.W. 332.40 G-049003
Gibberellin A7 CAS No. 510-75-8 C19H22O5 M.W. 330.38 G-049004	Gibberellin A9 CAS No. 424-77-0 C19H24O4 M.W. 316.40 G-049005
Gliclazide-d4 C15H17D4N3O3S M.W. 327.44 G-051	Gliclazide impurity D C15H20N2O3S M.W. 308.40 G-0510
Gliclazide impurity G C15H19N3O3S M.W. 321.40 G-0511	Gliclazide C15H21N3O3S M.W. 323.42 G-052
Carboxy Gliclazide C15H19N3O5S M.W. 353.40 G-053	Methylhydroxygliclazide C15H21N3O4S M.W. 339.42 G-054
Gliclazide Impurity B C7H12N2O M.W. 140.19 G-055	Gliclazide Impurity C CAS No. 5577-13-9 C10H13NO4S M.W. 243.28 G-056
Gliclazide Impurity (Methyl N-Methyl-p-Tolysulphoncarbomate) C10H13NO4S M.W. 243.28 G-057	Gliclazide-d7 CAS No. 21187-98-4 (non-D) C15H14N3O3SD7 M.W. 330.46 G-058
ortho Gliclazide CAS No. 1076198-18-9 C15H21N3O3S M.W. 323.42 G-059	Glimepiride CAS No. 93479-97-1 C24H34N4O5S M.W. 490.63 G-061
Glimepiride EP Impurity I C24H34N4O5S M.W. 490.63 G-0610	Glimepiride Impurity I (Glimepiride ortho isomer) CAS No. 878480-70-7 C24H34N4O5S M.W. 490.63 G-0611
Glimepiride Impurity E CAS No. N/A C16H21N3O4S M.W. 351.43 G-0612	Glimepiride Impurity F (Glimepiride ortho Ester) CAS No. N/A C18H23N3O6S M.W. 409.46 G-0613
Glimepiride Impurity G (Glimepiride N-Methyl Ester) CAS No. N/A C19H25N3O6S M.W. 423.49 G-0614	Glimepiride Impurity H (Glimepiride Toluene Analog) CAS No. N/A C24H28N4O5S M.W. 484.58 G-0615
Glimepiride Impurity J CAS No. N/A C16H25N3O3S M.W. 339.46 G-0616	Glimepiride meta Ester Impurity CAS No. N/A C18H23N3O6S M.W. 409.46 G-0617
Glimepiride-d4 CAS No. 1131981-29-7 C24H30D4N4O5S M.W. 494.65 G-062	trans-Hydroxy Glimepiride C24H34N4O6S M.W. 506.63 G-063
trans-Carboxylic Acid Glimepiride C24H32N4O7S M.W. 520.61 G-064	Glimepiride Impurity A CAS No. 684286-46-2 C24H34N4O5S M.W. 490.63 G-065
Glimepiride Impurity B CAS No. 119018-29-0 C16H21N3O4S M.W. 351.43 G-066	Glimepiride Impurity C CAS No. 119018-30-3 C18H23N3O6S M.W. 409.46 G-067
Glimepiride Impurity D CAS No. 791104-62-6 C24H34N4O5S M.W. 490.63 G-068	trans-Hydroxy Glimepiride-d4 C24H30N4O6SD4 M.W. 510.65 G-069
Granisetron-d3 CAS No. 109889-09-0(non-d) C18H21N4OD3 M.W. 315.44 G-071	7-Hydroxy Granisetron HCl CAS No. 133841-15-3 C18H24N4O2.HCl M.W. 328.42 36.46 G-072
Granisetron CAS No. 109889-09-0 C18H24N4O M.W. 312.42 G-073	7-Hydroxy Granisetron-d3 HCl CAS No. 133841-15-3 (non-labelled) C18H21N4O2D3 HCl M.W. 331.44 36.46 G-074
Granisetron Impurity B CAS No. 107007-95-4 C17H22N4O M.W. 298.39 G-075	Granisetron Impurity C CAS No. 160177-67-3 C17H22N4O M.W. 298.39 G-076
Griseofulvin-d3 CAS No. 126-07-8 C17H14ClO6D3 M.W. 355.79 G-081	Griseofulvin CAS No. 126-07-8 C17H17ClO6 M.W. 352.77 G-082
Griseofulvic Acid CAS No. 496-54-5 C16H15ClO6 M.W. 338.75 G-083	Dehydro Griseofulvin CAS No. 3573-90-8 C17H15ClO6 M.W. 350.76 G-084
Dechloro Griseofulvin CAS No. 3680-32-8 C17H18O6 M.W. 318.33 G-085	Monoethyl Glycinexylidide-d6 HCl CAS No. 7728-40-7 C12H12N2OD6.HCl M.W. 248.79 G-091
Gabapentin-d4 CAS No. 1185039-20-6 C9H13NO2D4 M.W. 175.26 G-101	Gabapentin-d6 HCl C9H11NO2D6.HCl M.W. 177.28 36.46 G-102
Gabapentin Related Material B CAS No. 133481-09-1 C9H13NO2 M.W. 167.21 G-103	Gabapentin Related Material D CAS No. Gabapentin Related Material D C18H29NO3 M.W. 307.44 G-104
Gabapentin Related Compound A C9H15NO M.W. 153.23 G-105	Gabapentin Related Compound E C9H14O4 M.W. 186.21 G-106
Gabapentin HCl CAS No. 60142-96-3 C9H17NO2. HCl M.W. 171.24 36.46 G-107	Gabapentin Impurity (2-(3-Oxobutyl)-2-Azaspiro-(4,5)-decan-3-one) C13H21NO2 M.W. 223.32 G-108
Glipizide-d11 CAS No. 29094-61-9 (non-d) C21H16N5O4SD1 M.W. 456.60 G-111	Glipizide EP Impurity E CAS No. 66375-96-0 C21H27N5O4S M.W. 445.54 G-1110
Glipizide CAS No. 29094-61-9 C21H27N5O4S M.W. 445.54 G-112	Glipizide EP Impurity F CAS No. N/A C11H16N2O4S M.W. 272.33 G-113
Glipizide EP Impurity G CAS No. N/A C16H18N4O5S M.W. 378.41 G-114	Glipizide EP Impurity H CAS No. N/A C15H23N3O3S M.W. 325.43 G-115
Glipizide EP Impurity I CAS No. N/A C22H34N4O4S M.W. 450.60 G-116	Glipizide Ethyl Carbonate Impurity CAS No. N/A C17H20N4O5S M.W. 392.44 G-117
Glipizide Isopropyl Carbonate Impurity CAS No. N/A C18H22N4O5S M.W. 406.46 G-118	Glipizide EP Impurity D CAS No. 1346600-54-1 C14H16N4O3S M.W. 320.37 G-119
Gemfibrozil-d6 CAS No. 25812-30-0 (non-d) C15H16O3D6 M.W. 256.38 G-121	Gemfibrozil Acyl-beta-D-Glucuronide CAS No. 91683-38-4 C21H30O9 M.W. 426.47 G-122
Gemfibrozil Impurity D CAS No. N/A C18H26O3 M.W. 290.41 G-123	Gemfibrozil Related Compound A CAS No. 500904-61-0 C18H26O3 M.W. 290.41 G-124
Glyburide-d3 CAS No. 10238-21-8 (non-d) C23H25ClN3O5SD3 M.W. 497.03 G-131	5-Chloro-2-Methoxybenzoic Acid CAS No. 3438-16-2 C8H7ClO3 M.W. 186.60 G-1310
5-Chloro-N-(2-Phenylethyl)-2-Methoxy-Benzamide CAS No. 33924-49-1 C16H16ClNO2 M.W. 289.76 G-1311	Glyburide Impurity D C21H26ClN3O5S M.W. 467.98 G-1312
Glyburide Impurity E CAS No. 57334-89-1 C23H27Cl2N3O5S M.W. 528.46 G-1313	Glyburide CAS No. 10238-21-8 C23H28ClN3O5S M.W. 494.01 G-132
Glyburide-d11 CAS No. 10238-21-8 (non-d) C23H17ClN3O5SD11 M.W. 505.08 G-133	(rac)-cis-3-Hydroxy Glyburide CAS No. 23074-02-4 C23H28ClN3O6S M.W. 510.01 G-134
rac trans-4-Hydroxy Glyburide CAS No. 23155-04-6 C23H28ClN3O6S M.W. 510.01 G-135	(rac)-trans-3-Hydroxy Glyburide C23H28ClN3O6S M.W. 510.01 G-136
Glibenclamide (Glyburide) Impurity A CAS No. 16673-34-0 C16H17ClN2O4S M.W. 368.84 G-137	Glibenclamide (Glyburide) Impurity B CAS No. 21165-77-5 C18H19ClN2O6S M.W. 426.88 G-138
Glibenclamide (Glyburide) Impurity C CAS No. 10079-35-3 C22H34N4O4S M.W. 450.60 G-139	Guaifenesin-d3 CAS No. 93-14-1 (non-d) C10H11O4D3 M.W. 201.24 G-141
Guaifenesin Impurity B CAS No. 14007-09-1 C10H14O4 M.W. 198.22 G-142	Guaifenesin Impurity C C20H26O7 M.W. 378.43 G-143
Guaifenesin Impurity D C17H20O5 M.W. 304.35 G-144	Guaifenesin CAS No. 93-14-1 C10H14O4 M.W. 198.22 G-145
Goserelin CAS No. 65807-02-5 C59H84N18O14 M.W. 1269.44 G-151	Goserelin-d5 CAS No. 65807-02-5 (non-d) C59H79N18O14D5 M.W. 1274.47 G-152
Ganciclovir CAS No. 82410-32-0 C9H13N5O4 M.W. 255.24 G-161	Ganciclovir-d5 CAS No. 82410-32-0 (non-d) C9H8N5O4D5 M.W. 260.27 G-162
Ganciclovir Monopropionate CAS No. 194159-18-7 C12H17N5O5 M.W. 311.30 G-163	Ganciclovir Monoacetate CAS No. 88110-89-8 C11H15N5O5 M.W. 297.27 G-164
Ganciclovir Bisvaline Ester CAS No. N/A C19H31N7O6 M.W. 453.50 G-165	Ganciclovir Impurity A C9H10ClN5O2 M.W. 255.67 G-166
Ganciclovir Dipropionate (Ganciclovir Impurity I) CAS No. 86357-20-2 C15H21N5O6 M.W. 367.36 G-167	Iso Ganciclovir CAS No. 86357-09-7 C9H13N5O4 M.W. 255.23 G-168
Ganciclovir Impurity D CAS No. 1346598-14-8 C10H15N5O5 M.W. 285.26 G-169	Glibornuride CAS No. 26944-48-9 C18H26N2O4S M.W. 366.48 G-171
Guanfacine CAS No. 29110-47-2 C9H9Cl2N3O M.W. 246.10 G-181	Guanfacine-13C-15N3 CAS No. 1189924-28-4 C8H9Cl2O13C 15N3 M.W. 250.07 G-182
N-Hydroxy Guanfacine C9H9Cl2N3O2 M.W. 262.10 G-183	Guanfacine HCl CAS No. 29110-48-3 C9H9Cl2N3O.HCl M.W. 246.10 36.46 G-184
3-Hydroxy Guanfacine CAS No. 78197-84-9 C9H9Cl2N3O2 M.W. 262.10 G-185	Gestodene CAS No. 60282-87-3 C21H26O2 M.W. 310.44 G-191
Gestodene-d6 CAS No. 1542211-40-4 C21H20O2D6 M.W. 316.48 G-192	Gestodene glucuronide C27H34O8 M.W. 486.57 G-193
Gestodene sulfate C21H26O5S M.W. 390.50 G-194	Gestodene Impurity C CAS No. N/A C24H32O3 M.W. 368.52 G-195
Gestodene Impurity L CAS No. N/A C21H26O2 M.W. 310.44 G-196	Gestodene Impurity B CAS No. N/A C21H26O2 M.W. 310.44 G-197
Gestodene impurity I (5-methoxy gestodene) C22H30O3 M.W. 342.48 G-198	Glatiramer acetate CAS No. 147245-92-9 C9H11NO3.C6H14N2O2.C5H9NO4.C3H7NO2.C2H4O2 M.W. 181.19 146.19 147.13 89.09 60.05 G-201
Glatiramer-d7 CAS No. 147245-92-9 (non-d) C9H4NO3D7.C6H14N2O2.C5H9NO4.C3H7NO2.C2H4O M.W. 188.24 146.19 147.13 89.09 60.05 G-202	D-Glucosamine HCl C6H13NO5.HCl M.W. 179.17 36.46 G-211
D-[1-13C] Glucosamine HCl CAS No. 84247-63-2 C6H13NO5.HCl M.W. 180.16 36.46 G-212	D-Glucosamic Acid CAS No. 3646-68-2 C6H13NO6 M.W. 195.17 G-213
D-Cyclohexylalanine-D-glutamate-glycine-13C2-15N TFA Salt C16H28N3O6 C2HF3O2 M.W. 475.41 G-221	Gefitinib CAS No. 184475-35-2 C22H24ClFN4O3 M.W. 446.91 G-231
Gefitinib Impurity X CAS No. 230955-75-6 C11H9ClN2O3 M.W. 252.66 G-2310	Gefitinib Impurity VII CAS No. 179688-53-0 C11H10N2O4 M.W. 234.21 G-2311
Gefitinib Impurity (6,7-Dimethoxy-3,4-dihydroquinazoline-4-one) CAS No. 13794-72-4 C10H10N2O3 M.W. 206.20 G-2312	Gefitinib Impurity III CAS No. 95-76-1 C6H5Cl2N M.W. 162.02 G-2313
Gefitinib Impurity V CAS No. 367-21-5 C6H5ClFN M.W. 145.56 G-2314	Gefitinib Impurity VI CAS No. 7357-67-7 C7H14ClNO M.W. 163.65 G-2315
Gefitinib Impurity (3-Hydroxy-4-methoxybenzonitrile) CAS No. 52805-46-6 C8H7NO2 M.W. 149.15 G-2316	Gefitinib Impurity VIII CAS No. 788136-89-0 C17H13ClFN3O3 M.W. 361.76 G-2317
Gefitinib Impurity 1 C15H23N3O4 M.W. 309.37 G-2318	Gefitinib N-Oxide CAS No. 847949-51-3 C22H24ClFN4O4 M.W. 462.91 G-2319
Gefitinib-d6 C22H18ClFN4O3D6 M.W. 452.95 G-232	Gefitinib 3,4-difluoro impurity CAS No. 184475-50-1 C22H24F2N4O3 M.W. 430.46 G-2320
Gefitinib 4-desfluoro impurity C22H25ClN4O3 M.W. 428.92 G-2321	Gefitinib Chloro Impurity CAS No. N/A C16H20ClN3O3 HCl M.W. 337.81 36.46 G-2322
O-Desmethyl Gefitinib CAS No. 847949-49-9 C21H22ClFN4O3 M.W. 432.89 G-233	O-Desmorpholinopropyl Gefitinib CAS No. 184475-71-6 C15H11ClFN3O2 M.W. 319.73 G-234
3-Desmorpholinyl-3-hydroxyethylamino Gefitinib CAS No. 847949-56-8 C20H22ClFN4O3 M.W. 420.87 G-235	4-Defluoro-4-hydroxy Gefitinib CAS No. 847949-50-2 C22H25ClN4O4 M.W. 444.92 G-236
Gefitinib Impurity I C29H37ClFN5O4 M.W. 574.10 G-237	Gefitinib Impurity II C16H13ClFN3O2 M.W. 333.75 G-238
Gefitinib Impurity IV C22H24Cl2N4O3 M.W. 463.37 G-239	Guanine-15N5 C5H5N5O M.W. 157.08 G-241
3'-O-Azidomethyl-Deoxyguanosine Triphosphate (dGTP) C11H17N8O13P3 M.W. 562.23 G-2410	Guanine-13C2-15N C5H5N5O M.W. 154.10 G-242
2-Deoxyguanosine-15N5 C10H13N5O4 M.W. 272.21 G-243	Guanosine-13C-15N2 hydrate CAS No. 197227-95-5 C10H13N5O5 M.W. 286.22 G-244
Guanosine Hydrate CAS No. 118-00-3 C10H13N5O5 M.W. 283.25 G-245	Guanine related compound 1 C11H15N5O3 M.W. 265.27 G-246
Guanine related compound 2 C11H15N5O3 M.W. 265.27 G-247	Guanine related compound 3 C9H13N5O2 M.W. 223.24 G-248
8-Hydroxy-2'-Deoxy-Guanosine-13C,15N3 C10H13N5O5 M.W. 287.21 G-249	S-(1,2-Dichlorovinyl)-Glutathione C12H17Cl2N3O6S M.W. 402.26 G-251
S-(1,2-Dichlorovinyl)glutathione-13C2-15N C12H17Cl2N3O6S M.W. 405.23 G-252	Glutathione Impurity D CAS No. 636-58-8 C8H14N2O5S M.W. 250.28 G-253
Glutathione Impurity C (Disulfide Impurity) CAS No. 27025-41-8 C20H32N6O12S2 M.W. 612.64 G-254	Gemcitabine C9H11F2N3O4 M.W. 263.20 G-261
Gemcitabine Monophosphate CAS No. N/A C9H12F2N3O7P CH2O2 M.W. 343.18 46.03 G-262	Gemcitabine-13C,15N2 HCl C9H11F2N3O4 . HCl M.W. 266.18 36.46 G-263
Gemcitabine impurity 1 C16H14F2N2O6 M.W. 368.30 G-264	Gemcitabine impurity 2 C16H14F2N2O6 M.W. 368.30 G-265
1-Epi Gemcitabine Hydrochloride CAS No. 122111-05-1 C9H11F2N3O4.HCl M.W. 263.20 36.45 G-266	Gepirone C19H29N5O2 M.W. 359.48 G-271
Gepirone-d8 C19H21N5O2D8 M.W. 367.52 G-272	3-Hydroxy Gepirone C19H29N5O3 M.W. 375.47 G-273
GW501516 (2-(4-((2-(4-(Trifluoromethyl) phenyl)-5-methylthiazol-4-yl) methylthio)-2-methylphenoxy) acetic acid) C21H18F3NO3S2 M.W. 453.51 G-281	Geosmin-d3 C12H19OD3 M.W. 185.33 G-291
Phenylacetylglutamine-d5 C13H11N2O4D5 M.W. 269.31 G-301	Fomyl DO2A C13H24N4O5 M.W. 316.36 G-311
DO2A C12H24N4O4 M.W. 288.35 G-312	Glycopyrrolate Impurity I C19H27ClNO3 . Br M.W. 352.88 79.90 G-321
Glycopyrrolate Impurity L C14H18O3 M.W. 234.30 G-322	Glycopyrrolate Impurity (Dehydro Glycopyrrole) CAS No. N/A C19H26NO3 Br M.W. 316.79 79.90 G-323
Glycopyrrolate Impurity (1,1-Dimethyl-3-Hydroxy-pyrrolidinium Bromide) CAS No. 51052-74-5 C6H14NO. Br M.W. 116.18 79.90 G-324	Glycopyrrolate CAS No. 596-51-0 C19H28NO3. Br M.W. 318.44 79.90 G-325
Zinc Gluconate CAS No. 4468-02-4 C12H22O14Zn M.W. 455.69 G-331	Iso-Gatifloxacin CAS No. N/A C19H22FN3O4 M.W. 375.40 G-341
Despropylene Gatifloxacin CAS No. 172426-86-7 C16H18FN3O4 M.W. 335.34 G-342	Desethylene Gatifloxacin CAS No. 172426-87-8 C17H20FN3O4 M.W. 349.37 G-343
Gatifloxacin CAS No. 112811-59-3 C19H22FN3O4 M.W. 375.40 G-344	Gatifloxacin N-Oxide C20H23FN2O5 M.W. 390.42 G-345
N-Methyl Gatifloxacin CAS No. 114213-69-3 C21H25FN2O4 M.W. 388.44 G-346	O-Desmethyl Gatifloxacin CAS No. 616205-76-6 C18H20FN3O4 M.W. 361.38 G-347
8-Demethoxy-8-fluoro Gatifloxacin CAS No. 103460-89-5 C18H19F2N3O3 M.W. 363.37 G-348	Glutamic-13C5 Acid Sodium Salt CAS No. N/A C5H8NO4 Na M.W. 151.07 22.99 G-351
Glutamic-d5 Acid Sodium Salt CAS No. N/A C5H3NO4D5 Na M.W. 151.15 22.99 G-352	5-Oxoproline-d5 CAS No. N/A C5H2NO3D5 M.W. 134.15 G-353
N-Carbamyl-L-Glutamic Acid-13C5 CAS No. N/A C6H10N2O5 M.W. 195.10 G-354	Gonadorelin Acetate CAS No. 52699-48-6 C55H75N17O13 (C2H4O2)n M.W. 1182.32 (60.05)n G-361
Glubionate Calcium CAS No. 1334-10-7 C12H21O12. C6H11O7. Ca M.W. 357.29 195.15 40.08 G-371	Glycerol Phosphate Calcium Salt CAS No. 398143-83-4 C3H7O6P. Ca M.W. 170.06 40.08 G-381
GNF179 metabolite CAS No. 1310455-86-7 C14H16FN3 M.W. 245.30 G-391	GNF179 metabolite-13C2 CAS No. 1310455-86-7 (non-labelled) C12H16FN313C2 M.W. 247.28 G-392
Glycine Bisphosphonate HBr CAS No. 41003-10-5 C2H9NO7P2. HBr M.W. 221.04 80.91 G-401