| Chemical name: | Potassium Sulfate |
| Molecular formula: | K2SO4 |
| Molecular weight: | 174.26 |
| CAS NO: | 7778-80-5 |
| Character: | It is colorless or white crystalline powder. It has bitter taste. Relative density is 2.662. Melting point is 1069℃. Easily soluble in water, insoluble in ethanol and acetone, pH is 5.5-8.5 in 5% aqueous solution. |
| Usage: | It is used as seasoning and salt substitute.used as cleaning agent in glass industry. Used as bulk laxatives in medical industry. |
| Packaging: | It is packed with polythene bag as the inner layer, and a compound plastic woven bag as the outer layer. The net weight of each bag is 25kg. |
| Storage and Transport: | It should be stored in a dry and ventilative warehouse; kept away form water and moisture during transport; unloaded with care, so as to avoid damage to bags. Furthermore, it should be stored separately from poisonous substances. |
| Specification | FCCVII | | content(K2SO4)w/% | 99.0-100.5 | | lead(Pb),mg/kg ≤ | 2 | | selenium(Se),mg/kg ≤ | 5 |
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