- Two-component reagent for volumetric Karl Fischer titration(pyridine-containing titrating agent),A+B, 2-3mg water/ml, (A液500ml+B液500ml)/EA
- ,K+, Na+, Ca2+, Mg2+, Cl-, SO42-, conductivity, pH, total hardness, total alkalinity 1~600mg/L, 23ml*3/EA