China China Cheap price Vardenafil HCL Trihydrate 330808-88-3 - L-Glutathione Reduced 70-18-8 Detoxify Antioxidant – Neore manufacturers and suppliers

China Cheap price Vardenafil HCL Trihydrate 330808-88-3 - L-Glutathione Reduced 70-18-8 Detoxify Antioxidant – Neore

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China Cheap price Vardenafil HCL Trihydrate 330808-88-3 - L-Glutathione Reduced 70-18-8 Detoxify Antioxidant – Neore Detail:

Payment: T/T, L/C
Product Origin: China
Shipping Port: Beijing/Shanghai/Hangzhou
Production capacity: 800kg/month
Order(MOQ): 25kg
Lead Time: 3 Working Days
Storage condition: Stored in cool, dry place, room temperature.
Package material: drum
Package size: 25kg/drum
Safety information: Not dangerous goods

L-Glutathione Reduced

Introduction

L-Glutathione Reduced (GSH) is an antioxidant in plants, animals, fungi, and some bacteria and archaea. Glutathione is capable of preventing damage to important cellular components caused by reactive oxygen speciessuch as free radicals, peroxides, lipid peroxides, and heavy metals. It is a tripeptide with a gamma peptide linkage between the carboxyl group of the glutamate side chain and cysteine. The carboxyl group of the cysteine residue is attached by normal peptide linkage to glycine.

Specification (USP-NF 2021)

Item	Specification
Appearance	White or almost white crystalline powder
Identification	Infrared absorption
Identification	Optical rotation: -15.5°~-17.5°
Ammonium	≤200ppm
Arsenic	≤2ppm
Chloride	≤200ppm
Sulfate	≤300ppm
Iron	≤10ppm
Residue on ignition	≤0.1%
Related compounds	Individual impurity ≤1.5%
Related compounds	Total impurities ≤2.0%
Clarity and color of solution	The solution is clear and colorless
Loss on drying	≤0.5%
Assay	98.0%~101.0%, calculated on the dried basis

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