CASR |
: | 6381-59-5 |
Molecular Formula |
: | C4H4KNaO6.4H2O |
Molecular Weight |
: | 282.23 |
| Specifications | |
|---|---|
| Appearance: | Colourless or white solid |
| Aqueous solubility: | 10 g in 100mL at 25°C |
| Assay: | 99.0 - 102.0% |
| pH(5% aq soln), at 25°C: | 6.0 - 8.5 |
| Insoluble matter: | 0.005% Max. |
| Chloride(Cl): | 0.001% Max. |
| Phosphate(PO4): | 0.002% Max. |
| Sulphate(SO4): | 0.005% Max. |
| Ammonium(NH4): | 0.002% Max. |
| Calcium (Ca): | 0.005% Max. |
| Heavy metals (as Pb): | 5ppm Max. |
| Iron(Fe): | 0.001% Max. |
