China (Mainland)
Premiumsupplier 
Vitamine C CAS NO.50-81-7
- FOB Price: USD: 1.00-1.00 /Metric Ton Get Latest Price
- Min.Order: 1 Kilogram
- Payment Terms: L/C,T/T
- Available Specifications:
99%(1-5)Metric Ton99%(5-20)Metric Ton
- Product Details
Keywords
- Vitamine C
- L(+)-Ascorbic acid
- CAS:50-81-7
Quick Details
- ProName: Vitamine C
- CasNo: 50-81-7
- Molecular Formula: C6H8O6
- Appearance: White powder
- Application: nutritional element in additives,feed ...
- DeliveryTime: Within 2 weeks after order confirmatio...
- PackAge: 25kg/drum
- Port: Qingdao Port
- ProductionCapacity: 2000 Metric Ton/Year
- Purity: 99%
- Storage: Store in cool and dry place, away from...
- Transportation: By sea or by air
- LimitNum: 1 Kilogram
- CAS: 50-81-7
Superiority
Name: Vitamine C
Synonyms: L(+)-Ascorbic acid
CAS:50-81-7
MF: C6H8O6
Details
|
Item |
Standard |
|
Appearance |
White or almost white, crystalline powder or colourless crystals |
|
Melting point |
About 190℃. with decomposition |
|
Infrared absorption spectrum |
Infrared absorption spectrum accord with the referance spectrum of ascorbic acid CRS |
|
PH(With 5% water solution) |
2.1-2.6 |
|
PH(With 2% water solution) |
2.4-2.8 |
|
Appearance of solution |
Clarity; clear; colour: ≤BY7 |
|
Specific optical rotation |
20.5℃- 21.5℃ |
|
Loss on drying |
≤0.4% |
|
Impurity E |
≤0.2% |
|
Related substance |
Impurity C: ≤0.15% |
|
Impurity D: ≤0.15% |
|
|
Unpecified impurities:≤0.10% |
|
|
Total impurities:≤0.20% |
|
|
Copper |
≤5.0ppm |
|
Iron |
≤2.0ppm |
|
Arisenic |
≤3.0ppm |
|
Lead |
≤2.0ppm |
|
Mercury |
≤1.0ppm |
|
Cadmium |
≤1.0ppm |
|
Heavy metals |
≤10ppm |
|
Sulphated ash |
≤0.1% |
|
Assay |
99.0% ~ 100.5% |