L- Cysteine Hydrochloride AnhydrousCAS No.:52-89-1Description: White crystals or crystalline powder; strongly acid taste, easily soluble in water but insoluble in alcohol and ether.Manufacture Standards: AJI92/USP26Packing: 25kgs/ fiber drum.L-Cysteine Hydrochloride MonohydrateCAS No.:7048-04-6Description: White crystals or crystalline powder; strongly acid taste. Very soluble in water.Packing: 25kgs/ fiber drum.