Pharmaceutical Reference Standards / Impurity Standards

Azathioprine
Azathioprine EP Impurity- C
Azathioprine EP Impurity A
Azathioprine impurity G
Azathioprine imp C (6-Mercaptopurine Disulfide)
N-acetyl Hypoxanthine
Azathioprine EP Impurity E Na Salt
Azathioprine EP impurity E
Azathioprine EP impurity D
6,6'-Thiobis-9H-purine
6-(9H-purin-2-ylthio)-9H-purine
7-nitroso-7H-Purine-6-thiol
Azathioprine Test Mixture
9H-purine-6-thiol
Azathioprine Nitroso Impurity 2
N-Nitroso Azathioprine

Metabolites

6-Thiouric Acid Sodium Dihydrate

Isotope Labelled Compounds

Azathioprine-D3