50Pcs 5 in 1 Multipurpose Chlorine PH Test Strips SPA Swimming Pool Water Testing Paper

• 5 in 1 pool and spa water quality test strips.Tests for Free Chlorine/Bromine, PH, Total Alkalinity, Total Hardness and Total Chlorine
• This strip is easy to use, help you easily know your water quality in main 5 indicator
• Take out a strip of test paper and immerse it in the water of the swimming pool for about 2 seconds. Take it out and lay it flat. After 15 seconds, compare the reading with the color card
• 50pcs/bottle, meet long-term needs

Test Range:

• Total Chlorine: 0~10 
• Free Chlorine: 0~10
• PH Range: 6.8-8.4
• Total Alkalinity: 0~240
• Total Hardness: 0~1000