It is prepared from healthy human serum, through cold ethanol fractionation, protein purification and dual virus inactivation. Specs & Package: 1.25g/ 25ml, 2.5g/ 50ml, 5g/ 100ml, 10g/ 200ml; 1 bottle/ box Dosage Form: liquid for intravenous injection Specifications: CP, BP, EP Validity Period: 24 36 months Storage: 2-8, protected from light