Parameters Specifications Description White Odorless crystalline powder Identity Conforms the test Water Content Not more than 1.5% Residue of ignition Not more than 0.1% Heavy Metals Not more than0.003% Assay Contains C13H17N5O8S2 92.0% 105.0% (Calculated on anhydrous substance) Residue on Solvents Conforms the test Bacterial Endotoxins* Not more than 0.17EU/mg Sterility Test * Conforms the test