Pack of 200 Pool Tester Water 3 in 1 PH Test Strips Spa Drinking Kit for Value, Free Chlorine/Bromine, Total Alkalinity

3-in-1 water test ki: the pool test strip for water quality can be used simultaneously, residual chlorine/bromine, PH, total alkali, is practical, save time and money, suitable for different occasions. Bacteria test included: we also give you two bottles of E. coli test powder. The weekly application ensures you over a year of coverage and saves significant time and money. Water test strips: contains 200 test strips packed in 4 well-sealed bottles for long-term storage and reliability. Why some parameters look similar: substances such as lead, mercury, fluoride, iron, copper, sulphate, nitrite, nitrate and others naturally occur in small amounts in drinking water. Therefore, your test results may look similar. An excess of these substances can harm us, so regular testing is necessary. Quick and easy results: simply place the test strip in the water sample for 2 seconds and take it out, then compare it with the colour chart on the bottle label.