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PAC, polyaluminium chloride
| The members said that | Body fluid | Ku Sports | ||||
| Superior class | 1 level | 2 level | Superior class | 1 level | 2 level | |
| , outlook | No color | Short yellow color | Short yellow color | |||
| Relative density (20 degrees) | 1.15 | - | ||||
| Aluminium (Al 2 O 3 ) =% | 10.0 | 30.0 | 29.0 | 27.0 | ||
| Yanji degrees (B)% | 40-85 | 40-90 | 40-90 | |||
| Water can catch %= | 0.1 | 0.2 | 0.5 | 0.5 | 1.0 | 1.5 |
| PH value (1% aqueous solution) | 3.5-5.0 | 3.5-5.0 | ||||
| Alum root (so 2- ) %= | 3.5 | - | 9.8 | |||
| Ammonia nitrogen (N) %= | 0.01 | 0.02 | - | 0.01 | - | |
| Arsenic (As) %= | 0.0001 | 0.0002 | - | 0.0002 | - | |
| Manganese (Mn) %= | 0.0025 | 0.0050 | - | 0.0075 | 0.010 | - |
| Chrome (Cr 6+ ) %= | 0.0005 | - | 0.0005 | - | ||
| Mercury (Hg) %= | 0.00001 | - | 0.00001 | - | ||
| Lead (Pb) %= | 0.0005 | 0.001 | - | 0.001 | - | |
| Cadmium (Cd) %= | 0.0001 | 0.0002 | - | 0.0002 | ||
PAC