1.MF: C10H17N3O6S 2.CAS NO:70-18-8 3.Assay: 98% min 4.Appearance: white crystalline powder 5.glutathione food

Test  Items	Specifications
Appearance	White or almost white crystalline powder
Solubility	Freely soluble in water,practically insoluble in ethanol(99.50%)
Identification	Passes test
Melting Point	About 185°C (with decomposition)
Clarity and color of solution	Clear and colourless
Assay( On dry basis)	98.0% - 101.0%
Specific optical rotation(after drying)	-15.50~-17.50
Loss on drying	≤0.5%
Residue on Ignition	≤0.10%
Related Substances(Total)	≤ 2.0%
Related Substances(GSSG)	≤ 1.5%:
Heavy metals	≤10.0 ppm
Arsenic	≤2.0ppm

glutathione food