China (Mainland)
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Lower price Cyanocobalamin(VB12) CAS NO.68-19-9
- Min.Order: 1 Kilogram
- Payment Terms: L/C,T/T,
- Product Details
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Quick Details
- ProName: Lower price Cyanocobalamin(VB12)
- CasNo: 68-19-9
- Molecular Formula: C63H88CoN14O14P
- Appearance: Dark red crystal or crystalline powder
- Application: CAS: 68-19-9
- DeliveryTime: Within 15days
- PackAge: 1kg/bottle
- Port: China sea port
- ProductionCapacity: 1500 Kilogram/Year
- Purity: 98.7%
- Storage: Cool and dry place
- Transportation: by sea or air, express for small quant...
- LimitNum: 1 Kilogram
Superiority
Product name: Cyanocobalamin(VB12)
CAS No.：68-19-9
Molecule Formula：C63H88CoN14O14P
Molecule Weight：1355.3652
Purity: 98.7%
Package: 1kg/bottle
Description：Dark red crystal or crystalline powder
Manufacture Standards：USP/EP
|
Testing Index |
Specifications |
Conclusion |
|
Characteristics |
Dark red crystal or crystalline powder Hygroscopicity this product is slightly soluble in water or ethanol, almost insoluble in acetone. |
Complies |
|
Identification |
Ratio absorbances: A361nm/A278nm:1.70~1.90 A361nm/A550nm: 3.15~3.45 |
1.83 3.28 |
|
TLC : Positive |
Complies |
|
|
Loss on drying |
≤12.0% |
4.4% |
|
Total impurities |
≤3.0% |
1.5% |
|
Bacteria |
≤1000cfu/g |
30cfu/g |
|
Mould & Yeasts |
≤100cfu/g |
No found |
|
E. Coli |
No found |
No found |
|
Limit of residual solvents |
Acetone ≤0.5% |
0.028% |
|
Assay(on dry basis) |
96.0%~ 102.0% |
98.7% |
|
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.