Sodium Sulphate
Na2SO4
7757-82-6
| # | Parameter | Value |
|---|---|---|
| 1 | Appearance | White free flowing powder |
| 2 | Mass share of sodium sulfate (Na2SO4), %, min | 99.2 |
| 3 | Mass share of insoluble in water group, %, max | 0.2 |
| 4 | Mass share of chlorides on conversion to natrium chloride (NaCl), %, max | 0.25 |
| 5 | Mass share of iron (Fe) on conversion to Fe2O3, ppm, max | 20 |
| 6 | Mass share of water, %, max | 0.1 |
| 7 | Mass share of Ca + Mg, %, max | 0.15 |
| 8 | Results of activity of hydrogen ions of 1% water solution of sodium sulphate, % | 6.5-10 |
| 9 | Whiteness, unit, as per Hunter’s method | 90 |
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