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Ascorbic Acid CAS NO.50-81-7
- FOB Price: USD: 1.00-1.00 /Metric Ton Get Latest Price
- Min.Order: 1 Metric Ton
- Payment Terms: L/C,T/T
- Available Specifications:
99%(1-5)Metric Ton99%(5-20)Metric Ton
- Product Details
Keywords
- Ascorbic Acid
- L(+)-Ascorbic acid
- CAS:50-81-7
Quick Details
- ProName: Ascorbic Acid
- CasNo: 50-81-7
- Molecular Formula: C6H8O6
- Appearance: white powder
- Application: Antioxidants
- DeliveryTime: Within 2 weeks after order confirmatio...
- PackAge: 25kgs/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 Metric Ton
- CAS: 50-81-7
Superiority
Name: Ascorbic Acid
Synonyms: L(+)-Ascorbic acid
CAS:50-81-7
Description:Ascorbic Acid is a white or slightly yellow crystals or powder
Details
| ITEM | STANDARD |
| Appearance | White or almost white crystal or crystalline powder |
| Identification | Positive |
| Melting point | 191 °C ~ 192°C |
| pH(5%,w/v) | 2.2~2.5 |
| pH(2%,w/v) | 2.4~2.8 |
| Specific optical rotation | +20.5°~+21.5° |
| Clarity of solution | Clear |
| Heavy metals | ≤0.0003% |
| Assay(as C 6H 8O6,%) | 99.0~100.5 |
| Copper | ≤3mg/kg |
| Iron | ≤2mg/kg |
| Mercury | ≤1mg/kg |
| Arsenic | ≤2mg/kg |
| Lead | ≤2mg/kg |
| Oxalic acid | ≤0.2% |
| Loss on drying | ≤0.1% |
| Sulphated ash | ≤0.1% |
| Residual solvents(as methanol) | ≤500mg/kg |
| Total plate count (cfu/g) | ≤1000 |
| Yeasts & molds (cfu/g) | ≤100 |
| Escherichia. Coli/g | Absence |
| Salmonella/25g | Absence |
| Staphylococcus aureus/25g | Absence |