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APIs, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

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Triamcinolone Acetonide EP Impurity F

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-T189-007
CAS: 3870-07-3
Formula: C₂₆H₃₃FO₇
Family: Triamcinolone
Synonyms: Triamcinolone acetonide 21-acetate, Triamcinolone acetonide impurity f (ep impurity)

Triamcinolone EP Impurity A

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-T189-008
CAS: 67-78-7
Formula: C₂₅H₃₁FO₈
Family: Triamcinolone
Synonyms: Triamcinolone Diacetate, Aristocort Forte

Triamcinolone EP Impurity B

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-T189-009
CAS: 3859-65-2
Formula: C₂₃H₂₉FO₇
Family: Triamcinolone
Synonyms: Triamcinolone 21-Acetate, Triamcinolone impurity b (ep impurity)

Triamcinolone EP Impurity C

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-T189-010
CAS: 337-02-0
Formula: C₂₁H₂₉FO₆
Family: Triamcinolone
Synonyms: 9-Fluoro-11beta,16alpha,17,21-tetrahydroxypregn-4-ene-3,20-dione, Pretriamcinolone

Cytarabine EP Impurity A

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-C279-002
CAS: 3083-77-0
Formula: C₉H₁₂N₂O₆
Family: Cytarabine
Synonyms: Uracil Arabinoside, Spongouridine

Cytarabine EP Impurity F

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-C279-003
CAS: 32830-01-6
Formula: C₉H₁₁N₃O₄
Family: Cytarabine

Cytarabine EP Impurity G

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-C279-004
CAS: 2140-61-6
Formula: C₁₀H₁₅N₃O₅
Family: Cytarabine
Synonyms: 5-Methylcytidine, NSC 363933

Cytarabine EP Impurity I

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-C279-005
CAS: 6829-31-8
Formula: C₁₀H₁₅N₃O₅
Family: Cytarabine
Synonyms: 5-methyl ara-C, NSC 96372

6-beta-Exemestane EP Impurity B

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-E147-002
CAS: 121021-51-0
Formula: C₂₀H₂₆O₃
Family: Exemestane
Synonyms: 6-beta-Exemestane USP Related Compound B, Exemestane EP Impurity B (as 6beta-Isomer)

Exemestane EP Impurity B (Mixture of Diastereomers)

Pharmacopoeial impurityLevels of characterisation

Cat. No.: P-E147-003
CAS: 184972-09-6
Formula: C₂₀H₂₆O₃
Family: Exemestane
Synonyms: Exemestane USP Related Compound B, Exemestane EP Impurity B

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