Shijiazhuang Shixing Amino Acid Co.,Ltd.

L-CYSTEINE HYDROCHLORIDE L-CYSTEINE HCL ANHYDROUS

[Product Name]: L-CYSTEINE HYDROCHLORIDE
[Other Name]: L-ß-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. Don’t transport it with poisonous or harmful goods. Stored in shaded, cool and dry places.

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