Azathioprine EP Impurity E

Place your order for Azathioprine EP Impurity E product with CAS: 73703-74-9 (free base); 35681-68-6 (sodium salt). It is also known as 1-Methyl-4-nitro-1H-imidazol-5-ol sodium salt; Azathioprine BP Impurity E. This product can be used as a working standard or secondary reference standard. Additional internal validation as per respective FDA regulations/guidelines may require.