Ascorbic Acid (VC)
Product Images
Product Property
| Product Status : | New |
| Sample Available : | yes |
| Shipment Terms : | Negotiable |
| Payment Mode : |
T/T |
Description
Product description(sonefworld.com/product/ascorbic-acid-_44.html):
| Characteristics | White crystals or crystalline powder |
| Identification | Positive Reaction |
| Melting Point | 190-192 °C |
| PH | 2.2~2.5 |
| Clarity of Solution | clear |
| Color of Solution | ≤BY7 |
| Specific Optical Rotation | +20.5~+21.5° |
| Copper | ≤ 5 ppm |
| Heavy metals | ≤ 10 ppm |
| Iron | ≤ 2 ppm |
| Oxalic Acid | ≤ 0.2 % |
| Sulphated Ash | ≤ 0.1 % |
| Residue on Ignition | ≤0.1 % |
| Organic Volatile Impurities | Pass USP Test |
| Assay | 99.0~100.0% |
| Loss on drying | ≤ 0.4 % |
| Lead | ≤2 ppm |
| Mercury | ≤1 ppm |
Storage:
Kept in a light-proof, well-closed , dry and cool place
