Sodium Sulfate, Anhydrous
About This Item
| Product Name | Sodium Sulfate, Anhydrous |
| Product Code | 244900 |
| Appearance | A white crystalline powder |
| Formula | Na₂SO₄ |
| EC-No. | 231-820-9 |
| CAS-No. | 7757-82-6 |
| Assay | 99 – 100.5% |
| Molecular Weight | 142.04 |
| Grade | ACS Reagent |
Specification
| Colour | White |
| Odour | Odourless |
| Melting point | 884 °C |
| Boiling point | 1429 °C |
| Flammability | Non flammable |
| Auto-ignition temperature | > 400 °C – Relative self-ignition temperature for solids does not ignite |
| Decomposition temperature | > 890 °C |
| pH | 5.2 – 8 at 20 °C |
| pH solution concentration | 5% |
| Solubility | Water: Soluble in water; Ethanol: Insoluble |
| Density | 2.7 g/cm³ at 20 °C |
| Identity | Passes test |
| Acidity or alkalinity | Passes test |
| Loss on drying (at 130°C) | Max 0.5% |
| Arsenic (As) | Max 0.0003% |
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