The 3 in 1 Pool Test provides more than just a test strip; it offers accurate results with which you can trust. How to use: Dip a test strip 5 seconds in the swim Badwa knife and move this easy back and forth. Take you to the test strip from the with water and shake in the pull the rest of your wa and knives. Are you waiting for 15 seconds to the colours in total. Compare well, in order to get a precise result within 30 seconds the colours with the colour chart on the packaging. Measuring range: Free Chlorine: 0, 0.5, 1, 3, 5, 10, 20 ppm; KH: 0, 40, 80, 120, 180, 240,360 ppm
L**N
The strips were raggedly cut
Poorly cut into strips, with rough edges
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