Shijiazhuang Shixing Amino Acid Co.,Ltd.

L-CYSTEINE HYDROCHLORIDE MONOHYDRATE

[Product Name]: L-CYSTEINE HYDROCHLORIDE MONOHYDRATE
[Other Name]: L-ß-MERCAPTO-ALANINE HYDROCHLORIDE MONOHYDRATE, L-CYSTEINE HCl H2O, L-CYSTEINE HCl MONOHYDRATE
[Structural Formula]: [HSCH₂CH(NH3+)COOH]Cl-•H₂0
[Molecular Formula]: C₃H₁₀ClNO₃S
[Molecular Weight]: 175.63
[CAS]: 7048-04-6
[EINECS]: 200-157-7
[E No]: 920
[Description]: occurs as a white, crystalline powder. It is freely soluble in water and in alcohol.
[Standard]: Pharma Grade USP38, Food grade FCCV or according to buyer's requirements.

Item	Pharma Grade (USP38)	E920
Appearance	White crystalline powder	White crystalline powder
Assay(on dry matter)	98.5~101.5%	98.5~101.5%
Specific rotation	+5.7º~+6.8º	+5.0º~+8.0º (20ºC)
Loss on drying	8.0~12.0%	8.0~12.0%
Residue on ignition	NMT 0.4%	0.1% MAX
Sulfate	NMT 0.03%	--
Iron	NMT 30ppm	--
Lead	--	5mg/kg MAX
Related Compounds	Individual impurities: NMT 0.5% Total impurities: NMT 2.0%	--

Usage: Bread improver, Nutritional supplements, antioxidants, color protectants. Used for food nutrition supplements, cosmetic hair care, etc.
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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