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Pharmaceutical analytical standards

Active ingredients, pharmacopoeial impurities, metabolites, nitrosamines and labelled standards.

Active ingredients from A to Z →

Results 4,641-4,650 of 5,812

Spiramycin EP Impurity H

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-S078-009
CAS
4617-99-6
Formula
C39H66N2O12
Family
Spiramycin
Synonyms
Neospiramycin III, Neospiramycin

Sulfamethoxazole EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-S111-003
CAS
21312-10-7
Formula
C12H13N3O4S
Family
Sulfamethoxazole
Synonyms
N(4)-acetylsulfamethoxazole, N-[4-[(5-methyl-1,2-oxazol-3-yl)sulfamoyl]phenyl]acetamide

Sulfamethoxazole EP Impurity B

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-S111-004
CAS
135529-16-7
Formula
C16H16N4O5S2
Family
Sulfamethoxazole
Synonyms
Benzenesulfonamide, 4-amino-N-(4-(((5-methyl-3-isoxazolyl)amino)sulfonyl)phenyl)-, Sulfamethoxazole impurity b (ep impurity)

Sulfamethoxazole EP Impurity F

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-S111-002
CAS
17103-52-5
Formula
C10H11N3O3S
Family
Sulfamethoxazole
Synonyms
5-Sulfanilamido-3-methylisoxazole, 4-amino-N-(3-methyl-1,2-oxazol-5-yl)benzenesulfonamide

Acemetacin EP Impurity A

Pharmacopoeial impurityLevels of characterisation
Cat. No.
P-A016-002
CAS
74-11-3
Formula
C7H5ClO2
Family
Acemetacin
Synonyms
Indomethacin Related Compound B, 4-Chlorobenzoic Acid

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