Ref : NIT600
Nitrate & Nitrite 2-pad Test Strips 100 test strips Nirate reads 0 - 10 - 25 - 50 - 100 - 250 - 500 mg/l NO3 Nirite reads 0 - 0,5 - 1 - 5 - 10 - ...
Ref : KN-01
Nitrite test kit 25 - 2000 mg/l NaNO2 Quick & compact drop test kit using only 2 reagents ...