Fill the tester with pool water, add the tablet and compare the colouration with the scale: The reliable check of chlorine LR and pH could not be easier.
Fill the tester with pool water, add the tablet and compare the colouration with the scale: The reliable check of chlorine HR and pH could not be easier.
Fill the tester with pool water, add the tablet and compare the colouration with the scale: The reliable check of active oxygen and pH could not be easier.
Fill the tester with pool water, add the tablet and compare the colouration with the scale: The reliable check of copper LR/HR and pH could not be easier.
pH 6.8 - 8.2 铜 0.1 - 1 mg/l Cu 铜 0.5 - 5.0 mg/l Cu
Fill the tester with pool water, add the tablet and compare the colouration with the scale: The reliable check of copper, pH and active oxygen could not be easier.
Fill the tester with pool water, add the tablet and compare the colouring with the scale: The reliable check of biguanide pH, H2O2 and pH is not easier.