L-Cysteine hydrochloride anhydrousAssay:of 98.0-102.0%ycgc_int01atyccreatedoccom 8602788070816 86180

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L-Cysteine hydrochloride anhydrousAssay:of 98.0-102.0%ycgc_int01atyccr...
Posting date : Mar 13, 2013
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CHEMICAL | Pharmaceut
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30-
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L-Cysteine hydrochloride anhydrous CAS No. :52-89-1 Molecular formula: of C3H7NO2S • HCl Molecular Weight: 157.62 Appearance: white crystal or crystalline powder, strong acidity, soluble in water Key Performance Indicators: Optical rotation +5.6 - +8.9 Heavy metals ≤ 10ppm Moisture content ≤ 1.0% Residue on ignition ≤ 0.10% Assay:of 98.0-102.0% pH 1.5-2.0 Usage:: 1 for the treatment of acrylonitrile and aromatic poisoning, prevention of radiation injury, the treatment of bronchitis and phlegm. 2, used in cosmetics to prevent aging. 3, as a food additive to promote fermentation, keep the flavor. 4 for the natural juice to prevent browning vitamin C. Packing: 25kg
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