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99% Potassium Sulphate K2SO4 Water Soluble Fertilizer
Potassium sulfate (US) or potassium sulphate (UK), also called sulphate of potash (SOP), arcanite, or archaically potash of sulfur is the inorganic compound with formula K2SO4, a white water-soluble solid. It is commonly used in fertilizers, providing both potassium and sulfur.
| Test Items | Premium | First grade |
|---|---|---|
| Potassium Oxide % | 52.0 | 50.0 |
| Chloridion % ≤ | 1.5 | 2.0 |
| Free Acid % ≤ | 1.0 | 1.5 |
| Moisture(H2O) % ≤ | 1.0 | 1.5 |
| S% ≥ | 17.0 | 16.0 |
| Implementation Standard: GB/T20406 -2017 | ||







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