L-Isoleucine CAS No.:73-32-5 Description: White crystals or crystalline powder; slightly bitter taste, Freely soluble in formic acid, soluble in water, practically insoluble in ethanol and ether. Manufacture Standards: AJI92, USP26, EP5 Mainly uses: The body essential amino acid, it is the content of compound amino acid transfusion and nutrition intensifier. Packing: 25kgs/ fiber drum.