| No. | Degree of salinization | Sulfate | Chloride-sulfate | Sulfate-chloride | Chloride | ||
| solid residue | solid residue | Chloride | solid residue | Chloride | Chloride | ||
| 1 | Not saline | <0.3 | <0.1 | <0.01 | <0.01 | <0.01 | <0.01 |
| 2 | Slightly saline | 0.3 - 1.0 | 0.1 - 0.3 | 0.01 - 0.05 | 0.1 - 0.3 | 0.01 - 0.04 | 0.01 - 0.03 |
| 3 | Moderately saline | 1.0 - 2.0 | 0.3 - 1.0 | 0.05 - 0.2 | 0.3 - 0.6 | 0.04 - 0.2 | 0.03 - 0.1 |
| 4 | Saline | 2.0 - 3.0 | 1.0 - 2.0 | 0.2 - 0.3 | 0.6 - 1.0 | 0.2 - 0.3 | 0.1 - 0.2 |