Hardening agents for purified water
| Hardening agent V 60.6 | Unit |
| Pre-buffered concentrate 0,5 with positive effect on ink-/water stability, protected against bacterial contamination | 10 kg, 20 kg, 200 kg |
| Hardening agent V 60.15 | |
| Pre-buffered concentrate 1,5 with positive effect on ink-/water stability, protected against bacterial contamination | 10 kg, 20 kg, 200 kg |