L-Glutathione

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1 Kilogram	FOB Price: USD 1.0000

1 Kilogram

FOB Price: USD 1.0000

L-Glutathione gamma-L-Glutamyl-L-cysteinylglycine CAS: 70-18-8

Name: L-Glutathione

Synonyms: gamma-L-Glutamyl-L-cysteinylglycine

CAS: 70-18-8

MF: C₁₀H₁₇N₃O₆S

Inspection Standard		Enterprise Standard Nutraceuticals Grade
Test Items		Specification	Result
Description		A white crystalline powder	A white crystalline powder
Identification IR		Similar with the Reference Spectrum	Complies
Optical Rotation		- 15.5° ~ - 17.5°	- 16.3°
Clearity and color of solution		Clear and colourless	Clear and colourless
Heavy Metals		Not more than 10ppm	Complies
Arsenic		Not more than 1ppm	Complies
Sulphates		Not more than 300ppm	Complies
Ammonium		Not more than 200ppm	Complies
Iron		Not more than 10ppm	Complies
Cadmium		Not more than 1ppm	Complies
Lead		Not more than 3ppm	Complies
Mercury		Not more than 0. 1ppm	Complies
Related Substances	Total	Not more than 2.0%	0.9%
	GSSG	Not more than 1.5%	0.3%
Loss on Drying		Not more than 0.5%	0.2%
Residue on Ignition		Not more than 0. 1%	0.04%
Assay		98.0% to 101.0%	99.0%
Microbiology	Total plate count	≤1000cfu/g	Complies
	Yeast and mold count	≤100cfu/g	Complies
	Total coli forms	≤100cfu/g	Complies
	E. coli	Absent/10g	Complies
	S. aureus	Absent/10g	Complies
	Salmonella	Absent/10g	Complies
Conclusion		Enterprise Standard