Product Name Glatiramer Acetate; CAS No. 147245-92-9; Sequence (Glu, Ala, Lys, Tyr) xxCH3COOH; Molecular Formula Protein average weight: 7000 Da (range 5000-9000); Purity 98%; Impurity 0.5%; Storage Temperature 2-8; Packing Size 1G/Bottle, 10G/Bottle, 50G/Bottle or at customers requirement.