China (Mainland)
Assessedsupplier
S-Carboxymethyl-L-Cysteine on hot sellin ghigh quality 638-23-3 producer CAS NO.638-23-3
- Min.Order: 1 Kilogram
- Payment Terms: L/C,T/T,
- Product Details
Keywords
- S-Carboxymethyl-L-Cysteine on hot selling
- high quality S-Carboxymethyl-L-Cysteine
- 638-23-3 producer
Quick Details
- ProName: S-Carboxymethyl-L-Cysteine on hot sell...
- 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.