China (Mainland)
vitamin c hot sale manufacturer CAS NO.50-81-7
- Min.Order: 1 Metric Ton
- Payment Terms: L/C,D/A,D/P,T/T,Other
- Product Details
Keywords
- vitamin c
- vitamin c
- vitamin c
Quick Details
- ProName: vitamin c hot sale manufacturer
- CasNo: 50-81-7
- Appearance: white powder
- Application: food additive
- DeliveryTime: within 7-10 days after the deposit or ...
- PackAge: In 25kg cartons
- Port: qingdao
- ProductionCapacity: 100000 Metric Ton/Day
- Purity: 99%
- Storage: dry
- Transportation: by sea
- LimitNum: 1 Metric Ton
- Heavy Metal: 0.000001%max
- Valid Period: 2years
Superiority
vitamin c
1.Have ISO,GMP,HACCP certificates
2.Free example, keep for 2 years
3.Packing as your requst
Details
Vitamin C, Ascorbic Acid Details
Ascorbic acid is a white or slightly yellow crystals or powder,a little acid.m.p.190°C-192°C,easily soluble in water,a little soluble in alcohol and uneasily soluble in Ether and chlorofom and other organic solvent.In solid state it is stable in air.Its water solution is easliy mutated when it meets with air.
Vitamin C, Ascorbic Acid Applications
In the pharmaceutical industry,can be used to treat scurvy and various acute and chronic infections diseases,are applicable to the lack of VC.
In the food industry,it can both use as nutrition-al supplements,supplementary VC in food processing,and also is good Antioxidants in food preservation,widely used in meat products,,fermented flour products,beer,tea dtinks, fruit juice,canned fruit,canned meat and so on;also commonly used in cosmetics,feed additives and other industrial areas.
Vitamin C, Ascorbic Acid Specifications
| 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 | ≤3 mg/kg |
| Iron | ≤2 mg/kg |
| Mercury | ≤1 mg/kg |
| Arsenic | ≤2 mg/kg |
| Lead | ≤2 mg/kg |
| Oxalic acid | ≤0.2% |
| Loss on drying | ≤0.1% |
| Sulphated ash | ≤ 0.1% |
| Residual solvents (as methanol) | ≤ 500 mg/kg |
| Total plate count (cfu/g) | ≤ 1000 |
| Yeasts & molds (cfu/g) | ≤ 100 |
| Escherichia. Coli/g | Absence |
| Salmonella/ 25g | Absence |
| Staphylococcus aureus/ 25g | Absence |
Service we provide:
1. Before shipment, free sample for test
2. Packing as your request, with photo before shipment
3. Cargoes photo before and after loading into container
4. Fast shipment by reputed shipping line
5. Best service after shipment with emails
