| Specifications | PAC 18% | Alum 8% | PAC 9HB | |
|---|---|---|---|---|
| Appearance | clear liquid | Liquid | clear liquid | |
| Density at 20°C | kg/dm3 | 1.35 | 1.20 | |
| Viscosity at 20°C | Cst | 21.6 | 10-20 | |
| Freezing point | °C | -20 | ||
| pH at 20°C | N. | 0.8 - 0.12 | 2 - 3 | |
| Al2O3 content | % | 18 | 8 | 9 |
| Al2O3/Cl ratio | max | 3.3 - 3.5 |