Skin Whiteners

Glutathione

LGB-GT
CAS NO.: 70-18-8
Assay：99%
White crystalline
Product description: Glutathione
INQUIRY

LGB-GT Glutathione

Chemical Name:N- (N-L-gamma-glutamyl-L-cysteinyl) glycine

CAS No.:70-18-8

EINECS No.:200-725-4

Molecular Formula:C10H17N3O6S

Molecular Weight:307.32348

Specification

Items	Standard	Results
Appearance	White or almost White Crystalline powder	Conform
Identification IR	Conforms to the reference spectrum	Conforms to the reference spectrum
Assay	98.0~101.0	98.6
Solubility	solule in water,very slightly soluble in ethanol	Conform
Appearance of solution	Clear and colorless	Conform
chlorides	Not more than 200ppm	Conform
Ammonium	Not more than 200ppm	Conform
Sulfates	Not more than 300ppm	Conform
Cadmium(Cd)	Not more than 1ppm	Conform
Iron	Not more than 10ppm	Conform
Plumbum(Pb)	Not more than 3ppm	Conform
Loss on drying %	Not more than 0.5%	0.2%
Optical Rotation	[a]D20:-15.5°~-17.5°	-16.9°

Solubility: Soluble in water, dil alcohol, liq ammonia, dimethylformamide, not in grain alcohol, aether and acetone.

Storage:Put in dry and cold place. Unused should be isolated from the air or other oxidizing substances sealed storage and used up as soon as possible.

Package: 25kg/ drum

Shelf life: 24 months

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