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| Name & Formula |
Potassium Sulfate (K2SO4) |
| Molecular Weight |
174.26 |
| Appearance |
white powder |
| K2SO4 |
92 %min |
| K2O |
50 %min |
| Sulfur |
( 18 ± 0.5) % |
| Chloride |
( 0.5 ± 0.2) % |
| Ca | ( 1.5 ± 0.1) % |
| Mg |
( 0.09 ± 0.00) % |
| Fe | ( 0.05 ± 0.01) % |
| Na |
( 2 ± 0.2) % |
| Moisture | ( 0.2 ± 0.01) % |
| Melting Point |
1067 oC. |
| PH | 3 ± 1 |
| Solubility in water |
Soluble in water. |
| Bulk Density | 1.1 gm/cm3. |
| Sieve analysis |
≥0.3 mm (1%) 0.106 - 0.3mm (44.5%) ≤ 0.106 mm (54.5%) |