Collagen is made with fresh porcine and ox skin ,fish scales ... content : (%)(I)≥95 (II) ≥60Mucopolysaccharide :(%)(II) ≥18PH value :(I, II) 6.0—7.0Water content (%)(I, II) ≤5Cr (mg/kg):(I, II) ≤1.0As :(I ... (mg/kg):(I, II)≤1.0Coliform (1/100g):(I,II)≤100Total bacterial content (1/100g):(I, II) ≤500Salmonella:(I,II)Must not be tested ... ,and also can supply packing as per clients requirement fish collagen