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Description
| CHEMICAL COMPOSITION | UNIT | TYPICAL | TARGET |
| Potassium Sulphate (K2SO4) | % | 94.34 | 92.50 Min. |
| K2O Equivalent | % | 51.32 | 50.00 Min. |
| Potassium (K) | % | 42.59 | 41.50 Min. |
| Total Sulphate (SO4) | % | 53.57 | 52.50 Min. |
| Chloride (Cl) | % | 0.21 | 0.50 Max. |
| Sodium (Na) | % | 0.76 | 1.25 Max. |
| Sulphur (S) | % | 17.88 | 17.00 Min. |
| Moisture (H2O) | % | 0.10 | 0.15 Max. |
| pH – in water at 25 oC (5.0% Solution) | – | 7.80 | 6.00 – 9.00 |
| Magnesium (Mg) | % | 0.01 | – |
| Calcium (Ca) | % | 0.06 | – |
| Iron (Fe) | % | 0.01 | – |
| PARTICLE SIZE, PERCENT CUMULATIVE | ||||
| US MESH | UNIT | SCREEN OPENING | TYPICAL | TARGET |
| + 12 | % | 1.680 mm | 25 | 15 – 35 |
| + 14 | % | 1.400 mm | 55 | 30 – 70 |
| + 16 | % | 1.200 mm | 85 | 65 – 95 |
| + 20 | % | 0.853 mm | 98 | 90 – 100 |
| PAN | % | – | 100 | 100 |
| PHYSICAL PROPERTIES | ||||
| UNIT | TYPICAL | TARGET | ||
| De-Dusting Oil | L/Tonne | 6.0 | 5.0 – 7.0 | |
| Binder (Starch) | % | 3.0 | 2.0 – 4.0 | |
| Bulk Density | kg/m3 | 1149 | 961 – 1281 | |
| lb/ft3 | 72 | 60 – 80 | ||
| Colour | Beige / Grey | |||
