good morning everyone, I have a problem with my kh director, after three months of perfect functioning, he began to measure a kh between 12 and 13, verified with traditional tests the real kh is 8,...
Type: Posts; User: max@star.srl
good morning everyone, I have a problem with my kh director, after three months of perfect functioning, he began to measure a kh between 12 and 13, verified with traditional tests the real kh is 8,...
When you sell the ion director ?
Good evening I'd like to know how to calibrate the redox probe, as I don't understand how to calibrate the first pass.