Water Quality Test Strips

7 in 1 Functional water test strips. 50 Strips. Can test: bromine, hardness, total chlorine, free chlorine, nitrite, total alkalinity, PH. Easy to use. Reliable results can be obtained with simple and clear instructions. Just dip and compare to the color chart on the bottle to get an idea of water quality. High precision, easy to read. Great for shower room, washing machine, hot spring, swimming pool, etc.