Ascorbic Acid (Vitamin-C)
Vitamin C is also known as ascorbic acid and L-ascorbic acid. Vitamin C is an essential nutrient required by the body. It is necessary for the growth, development and repair of all body tissues. It is a white solid, or slightly yellow crystals or powder after oxidation. It dissolves well in water to give mildly acidic solutions. Citrus fruits, and green vegetables are rich, natural sources of vitamin C.
Products Available
- DC and Fine Powder
Product Applications
- Pharmaceutical industry
- Food industry
Product Uses
- Food
- Beverage
- Canned Fruit
- Other uses
Shelf Life
3 Years in room temperature from Date of Manufacturing
Typical Specifications
Ascorbic Acid Powder
| Test | Unit | Specification |
| Appearance
|
– | White or almost white crystals, Crystalline powder |
| Identification | – | Positive reaction |
| Melting Point | ⁰C | ≈190 |
| Specific Optical Rotation |
⁰ |
+20.5 – +21.5 |
| pH (with 2% water solution) | – | 2.4 – 2.8 |
| pH (with 5%water solution) | – | 2.1 – 2.6 |
| Residue on Ignition | % | ≤0.1 |
| Clarity of Solution | – | Clear |
| Clarity of Solution | – | ≤BY7 |
| Loss on Drying | % | ≤0.4 |
| Residual Solvents | – | Meets requirements |
| Assay | % | 99.0 – 100.5 |
| Impurity E | % | ≤0.2 |
| Heavy metal | ppm | ≤10 |
| Copper | ppm | ≤5 |
| Iron | ppm | ≤2 |
| Lead | mg/kg | ≤2 |
| Arsenic | ppm | ≤3 |
| Mercury | mg/kg | ≤0.1 |
| Cadmium | mg/kg | ≤1 |
| Arsenic | ppm | ≤3 |
| Oxalic Acids | % | ≤0.2 |