Manufacturer Provide Veterinary Medicine Raw Powder CAS6381-77-7 Sodium D-Isoascorbate
Introduction
1.Product Name: Sodium D-Isoascorbate
2.Other Name :Sodium erythorbate
3.CAS NO: 6381-77-7
4.Purity: 99%
5.Appearance: White Crystalline Powder
6.Molecular formula: C6H9NaO6
7.Molecular weight: 200.12
8.Boiling Point :154-164°C (lit.)
9.Solubility: Soluble in dimethyl sulfoxide
Sodium erythorbate is white, free flowing, odorless, crystalline powder or granules. In the dry state it is reasonably stable in air, but in solution it deteriorates in the presence of air, trace metals, heat, and light.
| Item | Specifications | Results |
| Assay | 98.0%-100.5% | 99.2% |
| Description | White crystalline powder | Conforms |
| Identification | Positive | Positive |
| Specific Rotation(at 25ºC) | +95.5°~ +98° | +96.7° |
| pH(1:20) | 5.5-8.0 | 7.3 |
| Loss on drying | ≤0.25% | 0.04% |
| Lead | ≤2ppm | <2ppm |
| Heavy metals(as Pb) | ≤10ppm | <10ppm |
| Arsenic | ≤3ppm | <3ppm |
| Mercury | ≤1ppm | <1ppm |
| Sodium | Passes test | Conforms |
Ascorbic Acid/Colour reaction | Freely soluble in water,very slightly
soluble in ethanol |
Conforms |
| Solubility | Passes test | Conforms |
| Oxalate | Passes test | Conforms |
| Conclusion | The results conforms with the Standard of FCC VII& E316. |
| Up to the standard |
Application
Used as food antioxidants, anti-corrosion color additives, Cosmetic antioxidants. It can consume oxygen in cosmetics, reduce high-valent metal ions, transfer the redox potential to the reduction range, and reduce the generation of undesirable oxidation products. It can also be used as anticorrosive color additive.
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