CASR |
: | 79-33-4 |
Molecular Formula |
: | C3H6O3 |
Molecular Weight |
: | 90.08 |
| Specifications | |
|---|---|
| Description: | A colourless or slightly yellow, viscous liquid; hygroscopic. |
| Solubility: | Miscible in all proportion with water, with ethanol (95%) and with ether. |
| Identification A (By Chemical test): | Aldehyde should evolve. |
| Identification B (By Chemical test): | A dark green ring appears at the interface of the two liquids. |
| Identification C (By Chemical test): | Solution should be strongly acidic. |
| Appearance of Solution: | The substance is not more intensely coloured than reference solution YS6. |
| Arsenic (As): | NMT 1ppm |
| Heavy metals: | NMT 10ppm |
| Citric, oxalic and phosphoric acids: | Any opalescence in the solution is not more intense than that in a mixture of 5 mL of the test solution and 1 mL of water. |
| Ether insoluble substances: | The solution is not more opalescent than the solvent used for the test. |
| Volatile fatty acids: | No unpleasant odour resembling that of lower fatty acids is recognizable immediately after opening the flask. |
| Methanol and methyl esters: | Any color in the solution is not more intense than that of 1 mL of reference solution. |
| Reducing sugars: | No red or greenish precipitate should produce. |
| Sulphated ash: | NMT 0.1% |
| Assay: | 88.0% - 92.0% w/w |
