Welcome to    Friend   Official Site

Your current position:home >Product >Amino Acid SeriesAmino Acid Series /

Product name:L-Cysteine Hydrochloride Anhydrous

Product introduction

Property: White crystals or crystalline powder, micro smelly, acid taste, soluble in water, slightly soluble in ethanol, Stable in acid, in neutral or alkalescence solution easy to be oxidation.

Appearance: White crystals or crystalline powder

Cas No.: 52-89-1

EINECS No.: 200-157-7

Molecular Formula: C3H8ClNO2S

Molecular Weight: 157.62

Specification:

Analysis

standard

Appearance

White crystalline powder

Identification

Infrared absorption

Specific Rotation [a]D20

 +5.6°~ +8.9°

Transmittance

Clear and colorless not less than 98%

Chloride

19.8%~22.6%

Ammonium

Not more than 0.02%

Sulfate

Not more than 0.02%

Iron

Not more than 10ppm

Heavy metals

Not more than 10ppm

Arsenic

Not more than 1ppm

Other amino acids

Chromatographically not detectable

Loss on drying

Not more than 1.0%

Residue on Ignition

Not more than 0.1%

Assay

98%~102%

PH

1.5~2.0

Storage Condition: Stored in dry, clean and ventilated places

Package: 25kg/drum

Application:Widely used in cosmetics, medicine, food and other industries.

 


Copyright 2016 Zhengzhou Friend Biological Engineering Co., Ltd.

豫ICP备12023830号-1 POWERED BY:Hangdi