processes including the manufacture of polyvinyl chloride, plastics, paper pulp and many other products. The major industrial products of salt are caustic soda and chlorine. Salt is also used in religious ceremonies and has other cultural and traditional significance.
| |
Salt I | Salt 2 | Salt 3 |
| NaCl | 99.50% | 99.00% | 98.50% |
| Ca (II) | 0.08% | 0.12% | 0.20% |
| Mg (II) | 0.06% | 0.07% | 0.10% |
| Sulfate | 0.30% | 0.40% | 0.50% |
| Insolubles | 0.20% | 0.30% | 0.30% |
| Water | 3.00% | 3.50% | 4.00% |
