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Siwei Development Group Ltd.High Purity S-Carboxymethyl-L-Cysteine//www.lookchem.com/300w//2010/0626/638-23-3.jpg
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High Purity S-Carboxymethyl-L-Cysteine CAS NO.638-23-3

Min.Order Quantity:
1 Kilogram
Purity:
99.8%
Port:
China sea port
Payment Terms:
L/C,T/T,Western Union

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Product Details

Keywords

  • Lower Price S-Carboxymethyl-L-Cysteine
  • 99.8% S-Carboxymethyl-L-Cysteine
  • S-Carboxymethyl-L-Cysteine offer competitive price

Quick Details

  • ProName: High Purity S-Carboxymethyl-L-Cysteine
  • CasNo: 638-23-3
  • Molecular Formula: C5H9NO4S
  • Appearance: White crystals powder
  • Application: CAS:638-23-3
  • DeliveryTime: Within 15days
  • PackAge: 25kg/drum
  • Port: China sea port
  • ProductionCapacity: 15000 Kilogram/Year
  • Purity: 99.8%
  • Storage: Cool and dry place
  • Transportation: by sea or air, express for small quant...
  • LimitNum: 1 Kilogram

Superiority

Product name: S-Carboxymethyl-L-Cysteine

CAS No.:638-23-3

Molecule Formula:C5H9NO4S

Molecule Weight:179.1943

Purity: 99.8%

Package: 25kg/drum

Description:White or almost white crystalline

Manufacture Standards:USP/EP

Items

Specifications

Results

Appearance

White crystals powder

Conforms

Transmittance

≥98.0%

98.5%

Specific rotation

-32.5~-35.5°

-34.6°

Chloride(Cl)

≤0.15%

<0.04%

Sulfate(SO4)

≤0.03%

<0.02%

Heavy metals(Pb)

≤10ppm

<10ppm

Arsenic(As)

≤1ppm

<1ppm

Ninhydrin-positive substances

≤0.50%

<0.5%

Loss on drying

≤0.50%

0.2%

Residue on ignition

≤0.30%

0.05%

PH

2.8~3.0

2.8

Assay

98.5%~101.5%

99.8%

Conclusion:

The Product Conforms to USP/EP.

Details

Siwei Development Group Ltd. is a reputed professional enterprise in China dedicated to the Amino Acids production and sales of fine chemical products.Over the years we have been making meticulous efforts in the production, research and development of new generation chemicals applied in a variety of industries like amino acids, food additive, pharma grade raw materials and so on. With many years industry experience, Siwei is one of the amino acids suppliers and exporters in China, serving bulk powder to industries like dietary supplement, nutritional supplement, functional food and drink.Health is more valuable than wealth. In the tenet of concern for human's life quality. Siwei devotes itself to manufacturing amino acids, which are the necessities for human health.

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