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Impurities & Reference Standards

Pharmacopoeial and non-pharmacopoeial impurities, metabolites, nitrosamines and working standards with characterisation data for QC and regulatory work.

28,554products

6sub-categories

2,746in stock

COA + SDSwith every lot

API Impurities 14,252 Pharmacopeial Impurities (EP / USP / BP) 4,401 Nitrosamine Impurities 650 Stable Isotope Labelled Standards (Deuterated, 13C, 15N) 1,612 Metabolites & Degradation Products 4,146 API Reference Standards 3,493

Reference Standard

Gentamicin C2a chemical structure

CAS: 59751-72-3
Formula: C₂₀H₄₁N₅O₇
MW: 463.6 g/mol

VQ-025981

Reference Standard

Gentamicin C2b chemical structure

CAS: 52093-21-7
Formula: C₂₀H₄₁N₅O₇
MW: 463.6 g/mol

VQ-030979

Reference Standard

Gentamicine Sulphate EP Impurity B chemical structure

Gentamicine Sulphate EP Impurity B

CAS: 49751-51-1
Formula: C₁₃H₂₇N₃O₆
MW: 321.37 g/mol

VQ-022754

Reference Standard

Gentamycin C1a chemical structure

CAS: 26098-04-4
Formula: C₁₉H₃₉N₅O₇
MW: 449.5 g/mol

VQ-025980

Reference Standard

Gentamycin Sulfate EP Impurity C chemical structure

Gentamycin Sulfate EP Impurity C

CAS: 36889-16-4
Formula: C₂₀H₄₀N₄O₁₀
MW: 496.6 g/mol

VQ-022755

Reference Standard

Gentiopicrin chemical structure

CAS: 20831-76-9
Formula: C₁₆H₂₀O₉
MW: 356.32 g/mol

VQ-037510

Reference Standard

Gentisic Acid Sodium Salt Hydrate chemical structure

Gentisic Acid Sodium Salt Hydrate

CAS: 4955-90-2
Formula: C₇H₅NaO₄
MW: 176.1 g/mol

VQ-049622

Reference Standard

Gepirone chemical structure

CAS: 83928-76-1
Formula: C₁₉H₂₉N₅O₂
MW: 359.5 g/mol

VQ-025984

Reference Standard

Gepirone Bromobutyl Impurity chemical structure

Gepirone Bromobutyl Impurity

CAS: 84951-42-8
Formula: C₁₁H₁₈BrNO₂
MW: 276.17 g/mol

VQ-044916

Reference Standard

Gepirone D8 chemical structure

CAS: 2749331-28-8
Formula: C₁₉H₂₉N₅O₂
MW: 367.5 g/mol

VQ-048522

Reference Standard

Gepotidacin Mesylate Dihydrate chemical structure

Gepotidacin Mesylate Dihydrate

CAS: 1624306-20-2
Formula: C₂₅H₃₆N₆O₈S
MW: 580.7 g/mol

VQ-048525

Reference Standard

Gepotidacin S-enantiomer chemical structure

Gepotidacin S-enantiomer

CAS: 2319789-82-5
Formula: C₂₄H₂₈N₆O₃
MW: 448.5 g/mol

VQ-048524

Reference Standard

Gestodene chemical structure

CAS: 60282-87-3
Formula: C₂₁H₂₆O₂
MW: 310.4 g/mol

VQ-025985

Reference Standard

Gestodene EP Impurity E chemical structure

Gestodene EP Impurity E

CAS: 2143949-52-2
Formula: C₂₁H₂₄O₃
MW: 324.4 g/mol

VQ-025986

Reference Standard

Gestodene EP Impurity F chemical structure

Gestodene EP Impurity F

CAS: 267650-77-1
Formula: C₂₃H₃₀O₄
MW: 370.5 g/mol

VQ-030983

Reference Standard

Gestodene EP Impurity G chemical structure

Gestodene EP Impurity G

CAS: 1421283-59-1
Formula: C₂₂H₂₆O₂
MW: 322.4 g/mol

VQ-030981

Reference Standard

Gestodene EP Impurity J chemical structure

Gestodene EP Impurity J

CAS: 104933-99-5
Formula: C₂₃H₃₀O₃
MW: 354.5 g/mol

VQ-025987

Reference Standard

Gestodene EP Impurity K chemical structure

Gestodene EP Impurity K

CAS: 1421283-61-5
Formula: C₂₁H₂₂O₃
MW: 322.4 g/mol

VQ-030982

Reference Standard

Gestodene Impurity 1 chemical structure

Gestodene Impurity 1

CAS: 104933-97-3
Formula: C₂₁H₂₈O₄
MW: 344.4 g/mol

VQ-037512

Reference Standard

Gestodene-D6 chemical structure

CAS: 1542211-40-4
Formula: C₂₁H₂₆O₂
MW: 316.5 g/mol

VQ-048526

Reference Standard

Gestrinone chemical structure

CAS: 16320-04-0
Formula: C₂₁H₂₄O₂
MW: 308.4 g/mol

VQ-037513

Reference Standard

Gibberellin A19 chemical structure

Gibberellin A19

CAS: 6980-44-5
Formula: C₂₀H₂₆O₆
MW: 362.4 g/mol

VQ-040338

Reference Standard

Gibberellin A9 chemical structure

CAS: 427-77-0
Formula: C₁₉H₂₄O₄
MW: 316.4 g/mol

VQ-048527

Reference Standard

Gilteritinib chemical structure

CAS: 1254053-43-4
Formula: C₂₉H₄₄N₈O₃
MW: 552.7 g/mol

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