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

  • CAS No.: 52-90-4
  • Purity: 99%
  • Price: USD 1~2/Kilograms
  • Weight: 121.15818
  • 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
key words:L-Cysteine base, Cas:52-90-4, pharmaceutical
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
Advantages:
1.Rich experiences. we have specialized in chemical manufacturing for 15 years.
2.high pass rate. special packages are choosen.once problem is found, package will be shipped again for free.
3.Top quality.We have a first-class machine and research team.
4.OEM service is availble.So that you can get the products only designing for yourself.
5.large stock to guarantee products are availble at any time.
6.Warm after-sale service for you 24/7.once problem is found, package will be shipped again for free.
7.Best price.price is changeable according to the quality.
contacts:email:ycgc912@yccreate.com skype:ycsclee123 whatsapp:133007130937 qq:2355880545
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contacts:email:ycgc912@yccreate.com skype:ycsclee123 whatsapp:133007130937 qq:2355880545
high purity L-Cysteine base Cas:52-90-4 for sale

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