CAS Number
7757-82-6
Formula
Na2SO4
Weight
M: 142,04 EC: 231-820-9 NC: 2833 11 00
| Minimum assay | 99,0 % |
| pH of 5% solution | 5,2-8 |
| MAX. IMPURITIES | |
| Insoluble matter in H2O | 0,005 % |
| Loss on ignition at 800°C | 0,5 % |
| Chloride (Cl) | 0,001 % |
| Nitrogen compounds (as N) | 0,0005 % |
| Phosphate (PO4) | 0,001 % |
| Heavy metals (as Pb) | 0,0005 % |
| As | 0,0001 % |
| Metals by ICP [mg/Kg (ppm)] | |
| Ag | 5 |
| Al | 5 |
| Au | 5 |
| B | 5 |
| Ba | 5 |
| Be | 5 |
| Bi | 5 |
| Ca | 100 |
| Cd | 5 |
| Co | 5 |
| Cr | 10 |
| Cu | 5 |
| Fe | 5 |
| Ga | 5 |
| In | 5 |
| K | 20 |
| Mg | 50 |
| Mn | 5 |
| Mo | 5 |
| Ni | 5 |
| Pb | 5 |
| Pt | 5 |
| Sb | 5 |
| Se | 5 |
| Si | 5 |
| Sr | 5 |
| Ti | 5 |
| V | 5 |
| Zr | 5 |
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