L-CYSTEINE HYDROCHLORIDE   L-CYSTEINE HCL ANHYDROUS

[Product Name]: L-CYSTEINE HYDROCHLORIDE
[Other Name]: L-Ŗ-MERCAPTO-ALANINE HYDROCHLORIDE, L-CYSTEINE HCL ANHYDROUS
[Molecular Formula]: C3H8ClNO2S
[Structural Formula]: [HSCH2CH(NH3+)COOH]Cl-
[CAS]: 52-89-1
[EINECS]: 200-157-7
[E No]: 920
[Molecular Weight]: 157.62
[Description]: occurs as a white crystals or crystalline powder. It is soluble in water and in ethanol.
[Standard]: E920

Item
E920

Appearance

White power

Assay(on dry matter)

98.5~101.5%

Solubility

Freely soluble in water and in ethanol

Melting range

About 175ºC

Specific rotation

+5.0º~+8.0º

Loss on drying

NMT 2.0%

Residue on ignition

NMT 0.1%

Ammonium-ion

NMT 200mg/kg

Arsenic

NMT 1.5mg/kg

Lead

NMT 5mg/kg


Usage: It is a nutritional supplement.
Packing: In kraft paper bags or in fiber drum of 25KG net each.
Transport and Storage: Handle with cares to avoid damaging the package, protect them from sunshine or rain. Donít transport it with poisonous or harmful goods. Stored in shaded, cool and dry places.

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