Clopidogrel bisulphate is available with 99% purity level. This pharmaceutical grade auxiliary agent has 184 degree C melting point and 210 degree C flash point. Its molecular weight is 419.03. Clopidogrel bisulphate needs to be stored under 2 degree C to 8 degree C temperature range. It is soluble in dimethyl sulfoxide. It acts as an effective P2Y12 inhibitor. Its mechanism prevents platelet aggregation. This substance is easily soluble in chloroform, acetone and methanol. It does not dilute in ether. Ph of this substance ranges between 1.5 to 2.5. Standard of this substance has been verified on the basis of its storage life, formulation method, boiling point and melting point.