6-in-1 swimming pool test paper Residual chlorine PH value Alkalinity Hardness test strip A bottle of 50
6-in-1 spa water test strips.
Test free chlorine, bromine, pH, total alkalinity, total hardness and cyanuric acid.
Type: swimming pool SPA test strip
Test: TC, CL, PH, ALK, CYA, TH
Quantity: 50 / bottle
Total chlorine test range: 0~10ppm
Free chlorine test range: 0~10ppm
PH test range: 6.8~8.4
Total alkalinity test range: 0~240ppm
Total hardness test range: 0~1000
Cyanuric acid test range: 0~240