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high purity L-Cysteine base Cas:52-90-4 for sale

  • CAS No.: 52-90-4
  • Price: USD 1~2/Kilograms
  • Weight: 121.15818
  • Formula: C3H7NO2S
  • Place of Orign: wuhan,Hubei,China
Ms.Gloria Cui

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Item specifics

  • Product Name.:high purity L-Cysteine base Cas:52-90-4 for sale
  • CAS No: 52-90-4
  • Weight: 121.15818
  • Formula: C3H7NO2S
  • Melting Point: 220 ºC
  • Boiling Point: 293.9 °C at 760 mmHg
  • Density: 1.334 g/cm3

Details

high purity L-Cysteine base Cas:52-90-4 for sale
product name:L-Cysteine base
Cas:52-90-4

Quality Standard: AJI97

Description: white crystals or crystalline powder.

Solubility (H2O, g/100g): about 16(20°)

Specific rotation: +8.3 to +9.5°

State of solution(transmittance): Not less than 95.0%

Chloride: Not more than 0.04%

Ammonium: Not more than 0.02%

Sulfate: Not more than 0.030%

Iron: Not more than 10ppm

Heavy metals(Pb): Not more than 10ppm

Arsenic: Not more than 1ppm

Other Amino Acids: conforms

Loss on drying: Not more than 0.5%

Residue on ignition(sulfated): Not more than 0.10%

Assay: 98.0 to 101.0%

PH: 4.5 to 5.5
Storage: Preserve in tight containers at controlled room temperature.
Recommended limit: 1 year
EXW Price: USD18/KG
about us:wuhan yuancheng gongchuang technology co.,ltd is a leading Chinese chemical supplier specializing in fine chemical, flavor, food additive, pharmaceutical and intermediates(Steroid series and Cinnamic series especially).the company has built 10000 m2 plant equipped the advanced equipment. The factory has a complete Q.A. & Q.C.system. We own several sets of analyzing instruments with high efficiency and high sensitivity,such as HPLC, GC and UV spectrophotometer to analyze and control the products.
contacts:ycgc915@yccreate.com skype:ycsclee123 whatapp:13007130937
high purity L-Cysteine base Cas:52-90-4 for sale

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