The human rabies immunoglobulin for intramuscular use (HRIG) prepared by our company through cold ethanol fractionation and low pH viral inactivation has the following characteristics: 
	l  The potency of anti-rabies antibodies can effectively maintain at not less than 100 IU/ml during the shelf life; 
	l  The product available in liquid preparation is easy to use; 
	l  The content of polymers and dimers is not less than 90%; 
	l  The potency of anti-HBs in the final product is not less than 6.0 IU/g protein, and the final product contains a wide spectrum of antibodies; 
	l  Safe, efficacious, and seldom cause allergic reactions.