CASR |
: | 110-16-7 |
Molecular Formula |
: | C4H4O4 |
Molecular Weight |
: | 116.07 |
| Specifications | |
|---|---|
| Description: | A white or almost white, crystalline powder. |
| Solubility: | Freely soluble in water and in ethanol |
| Identification A (By TLC test): | The principal spot in the chromatogram obtained with test solution (b) corresponds to that in the chromatogram obtained with reference solution (a). |
| Identification B (By Chemical test): | A violet-pink colour develops. |
| Appearance of solution: | A 10.0% w/v solution is clear and not more intensely coloured than reference solutionYS7. |
| Fumaric acid: | NMT 1.5 % |
| Iron (Fe): | NMT 5ppm |
| Heavy metals: | NMT 10ppm |
| Sulphated ash: | NMT 0.1% |
| Water: | NMT 2.0% |
| Assay: | 99.0% - 101.0%(on anhydrous basis) |
