These are formulas for Phosphate-free Pre-soaks.
There are two steps.
1. As a first step, preferably use high pH pre-soak after the bug remover
It will not neutralize the bug remover, so its contact time will be extended.
2. As a second step, using the low pH pre-soak will help neutralize the high pH pre-soak, thus the drying agent will work better
Proper
0 Komentar untuk "How To Make Phosphate Free Pre-Soaks"