Food Additives L(+)-Ascorbic Acid Ascorbic Acid
Min.Order / FOB Price:Get Latest Price
| 1 Gram |
Negotiable |
- Min.Order :1 Gram
- Purity: Pharm Grade or Food Grade
- Payment Terms : L/C,T/T,Other
Keywords
L(+)-Ascorbic Acid Ascorbic Acid Vitamin C
Quick Details
- Appearance:White or off- white crystal or crystalline powder
- Application:vitamin C is a well-known anti-oxidant.
- PackAge:1KG/Bag or Bottle,25KG per Box or Drum ,180KG,204KG Drum or Customized
- ProductionCapacity:100|Metric Ton|Week
- Storage:Should be stored in a dark, dry place, protected from moisture and heat, and must not be mixed with toxic, harmful and corrosive substances
- Transportation:By DHL /Fedex /TNT /EMS /Air /Sea etc.
Superiority:
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Details:
L(+)-Ascorbic acid Basic information
Product Name: L(+)-Ascorbic acid
Synonyms: 3-Keto-L-gulofuranolactone;3-Oxo-L-gulofuranolactone;3-oxo-l-gulofuranolactone(enolform);Adenex;Allercorb;Antiscorbic vitamin;antiscorbicvitamin;Antiscorbutic vitamin
CAS: 50-81-7
MF: C6H8O6
MW: 176.12
EINECS: 200-066-2
Usage: In the pharmaceutical industry, can be used to treat scurvy and various acute and chronic infectious diseases, are applicable to the lack of VC.
In the food industry, it can both use as nutritional supplements, supplementary VC in food processing, and also is good Antioxidants in food preservation, widely used in meat products, fermented flour products, beer, tea drinks, fruit juice, canned fruit, canned meat and so on;also commonly used in cosmetics,feed additives and other industrial areas.
SPECIFICATION
| ITEM | STANDARD |
| Appearance | White or almost white crystal or crystalline powder |
| Identification | Positive |
| Melting point | 191 ℃ ~ 192℃ |
| 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 |
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