2. Clopidogrel hydrogensulfate Cas:120202-66-6 Appearance: white crystalline power Identification: (1) IR spectrum confirms with reference standard (2)Retention time of major peak should be concordant to the retention time of reference standard (3)appear identification of sulphate Related substance: less than or equal 1.5% (1)Clopidogrel related compound A less than or equal 0.2% (2)Clopidogrel related compound Bless than or equal 0.3% (3)Clopidogrel related compound Cless than or equal 1.0% Loss on drying: less than or equal 0.5% Residue on ignition: less than or equal 0.1% Assay:97.0%-101.5% Acceptance standard:USP28 Package: 25kg/barrel Capacity: one hundred kg/month