L(+)-Cysteine

CAS No. 52-90-4
Other Names Thioserine
MF C3H7NO2S
EINECS No. 200-158-2
Place of Origin Zhejiang, China (Mainland)
Type Vitamins, Amino Acids and Coenzymes

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L(+)-Cysteine Details

we suplly L(+)-Cysteine,L-Cysteine base ,Thioserine in competitive price

Items	Specification
Appearance	White crystal or crystalline powder
Content%	98.5%~101.5%
Specific rotation( °)	+8.3~+9.5
Arsenic salt	≤1ppm
Ammonium salt(%)	0.02
Heavy metal(Pb)	≤10ppm
PH	4.5~5.5
Loss on drying(%)	≤0.05
Residue on ignition(%)	≤0.1
Chloride(Cl%)	≤0.04
Sulfate(SO4%)	≤0.03

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