Vacuum Purified |
Granulated Common |
Southern Coarse Rock |
Coarse Solar |
|
% |
||||
| Sodium Chloride | 99.97 |
99.8 |
98.9 |
99.6 |
| Calcium Sulfate | - |
0.15 |
1.0 |
0.22 |
| Calcium Carbonate | 0.01 |
- |
- |
- |
| Sodium Sulfate | 0.02 |
- |
0.01 |
- |
| Other Salts | - |
0.03 |
0.02 |
0.15 |
| Insolubles | 0.001 |
0.01 |
0.08 |
0.03 |