L-Cystine

CAS No.: 56-89-3
Purity: 100.0%
Min quantity: 100 Metric Tons
Weight: 240.30048
Place of Orign: Jiangyin,Jiangsu,China

Contact:Ms.Amelia Bai

Supplier Details

Premium Ingredient Co.,Ltd
China
Contact:Ms.Amelia Bai
Tel:86-510-86995770
Total Annual Sales Volume:US$2.5 Million - US$5 Million
Number of Employees:5 - 10 People
Business Type:Manufacturer,Trading Company,Distributor/Wholesaler
Main Markets:North America,Southeast Asia,South America,Africa,Eastern Asia,Eastern Europe,Oceania,Western Europe

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Item specifics

Product Name.:L-Cystine
CAS No: 56-89-3
Weight: 240.30048
Formula: C₆H₁₂N₂O₄S₂
Melting Point: 260-261 ºC
Boiling Point: 468.2 °C at 760 mmHg
Density: 1.68

Details

supplier: premium ingredient co.,ltd
Product Name: L-Cystine
Cas No.: 56-89-3
Quality Standard: AJI92
Description: white crystals or crystalline powder. Tasteless.
Practically insoluble in water.

Specific rotation -215 to -225°
State of solution
(transmittance) Clear and colorless
Not less than 98.0%
Chloride 0.020%
Ammonium Not more than 0.02%
Sulfate Not more than 0.020%
Iron Not more than 20ppm
Heavy metals(Pb) Not more than 10ppm
Arsenic Not more than 1ppm
Other Amino Acids Conforms
Loss on drying Not more than 0.20%
Residue on ignition
(sulfated) Not more than 0.10%
Assay 98.5 to 101.0%
PH 5.0 to 6.5

Storage: Preserve in tight containers at controlled room temperature.
Recommended limit: 2 years

Permanent link: http://www.vvchem.com/sell/cas:56-89-3,3273898.html

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L-Arginine

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