| ≥1 piece |
Vitamin+C-p1.html" target='_blank'>vitamin C/coated VC
Purity: 99.0%-100.5%
Specification: BP2007 / USP31 /FCC V
Packing: in 25kgs carton , 20MT/20'FCL.
Vitamin C/Coated VC
| Item | Standard (BP2005/USP31/EP5) | Test Result |
| Characteristics | White crystals or crystalline powder | Meet the Requirement |
| Identification | Positive Reaction | Meet the Requirement |
| Melting Point | 190-192 °C | 191.3 °C |
| PH | 2.2~2.6 | 2.49 |
| Clarity of Solution | Clear | Meet the Requirement |
| Color of Solution | ≤BY7 | <BY7 |
| Specific Optical Rotation | +20.5~+21.5° | +21.17° |
| Copper | ≤ 5 ppm | <5 ppm |
| Heavy metals | ≤ 10 ppm | <10 ppm |
| Iron | ≤ 2 ppm | <2 ppm |
| Oxalic Acid | ≤ 0.2 % | <0.2 % |
| Sulphated Ash | ≤ 0.1 % | <0.1 % |
| Residue on Ignition | ≤0.1 % | <0.1% |
| Organic Volatile Impurities | Pass USP Test | Meet the Requirement |
| Assay | 99.0~100.0% | 99.95% |
| Loss on drying | ≤ 0.4 % | <0.4 % |
| Lead | ≤2ppm | <2ppm |
| mercury | ≤0.1mg/kg | <0.1mg/kg |
| Mesh | 40~80mesh | Pass |
| Arsenic | ≤3ppm | <3ppm |
| CAS No.: 50-81-7 | Other Names: Vitamin C | MF: C6H8O6 |
| Place of Origin: Anhui China (Mainland) | Type: Acidity Regulators, Antioxidants, Vitamin... | Brand Name: suntran |
| color: white | standard: BP2005/USP31/EP5, |