DL-Cysteine
Price:Negotiable
Contact Info
- Add:Building 301, 3rd Lane, 1177 Xiuyan Road, Shanghai, China, Zip: 201315
- Contact: Daniel
- Tel:+86-21-20255798
- Email:info@richchemical.com
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Description
Additional Information
Specification Appearance White crystals or crystalline powder Specific Rotation[α]D20 -1° to +1° State of solution Clear and colorless Not less than 95.0% Chloride (Cl) Not more than 0.10% Iron (Fe)Not more than 5ppm Heavy Metals (Pb)Not more than 10ppm Aresenic (As2O3)Not more than 1ppm Other amino aicdsChromatographically not detectable Loss on dryingNot more than 0.2% Residue on ignition Not more than 0.1% Assay 98.0% to 102.0%
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