L- Ascorbic Acid VITAMIN C
CAS No.: 50-81-7 Molecular Formula:C6H8O6 Einecs Number:200-066-2Synonyms: Vitamin C
Properties:
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.
Ascorbic acid, or vitamin C, a water-soluble dietary supplement. Vitamin C is not only an important nutrient but is also used as an antioxidant in various foods. However, it is not soluble in fat and is unstable under basic conditions. The name ascorbic means antiscurvy and denotes the ability of ascorbic to combat this disease.
| CERTIFICATE OF ANALYSIS | ||
| Product Name | ASCORBIC ACID | |
| Analysis Standard | BP2012/USP36/FCCVII/E300 | |
| Shelf Life | 3 Years | |
| Net/Gross Weight | 25.0kgs/26.1kgs | |
| Analysis Contents | Analysis Standard | Analysis Results |
| Characteristics | White or almost White crystals Crystalline Powder | Pass |
| Identification | Positive Reaction | Positive |
| Melting Point | About 190ºC | 191.2ºC |
| PH | 2.1-2.6 | 2.43 |
| Clarity Of Solution | Clear | Clear |
| Colour Of Solution | ≤BY7 | <BY7 |
| Copper | ≤5ppm | <5ppm |
| Heavy Metals | ≤10ppm | <10ppm |
| Mercury | <0.1mg/kg | <0.1mg/kg |
| Lead | <2mg/kg | <2mg/kg |
| Arsenic | ≤3ppm | <3ppm |
| Cadmium(Cd) | <1mg/kg | <1mg/kg |
| Oxalic Acid | ≤0.2% | <0.2% |
| Iron | ≤2ppm | <2ppm |
| Loss of Drying | ≤0.4% | <0.4% |
| Sulphate Ash(Residue On Ignition) | ≤0.1% | <0.1% |
| Specific Optical Rotation | +20.5°-+21.5° | +21.15° |
| Mesh | 40-80 Mesh | Pass |
| Residual Solvents | Pass | Pass |
| Assay | 99.0%-100.5% | 99.92% |
| Conclusion | The Above-Mentioned Product Conforms To BP2012/USP36/FCCVII/E300 | |
FUNCTIONS:
Vitamin C is widely used in many fields such as food , beverage, breeding and forage additives. Its main functions reflected in following 5 aspects:
1)Keep food, fruits and beverage fresh and prevent them from producing unpleasant smell.
2)Prevent formation of nitrous amine from nitrous acid in meat products.
3)Improve dough quality and make baked food expand to its maximum.
4Compensate the Vitamin C losses of beverage ,fruits and vegetables during processing rocedures.
5)Used as nutritional element in additives,Feed additives.
Package and Storage:
25kg/carton, 20-22mt/20'fcl