Swimming Pool PH Test Paper Residual Chlorine Value Alkalinity Hardness Test Strip

feature
1 Upgrade pool test strip can detect 6 chemicals at the same time including PH total chlorine free chlorine total alkalinity and total hardness
2 Underwater submerged pool test strip for 2 seconds remove it and keep the strip level for about 15 seconds then match the color of the strip to the back of the bottle to get a reading only 17 seconds
3 Test strips for swimming pools spas hot tubs Water quality testing you can ensure that the right amount of chemicals are kept in the pool to avoid health problems and equipment damage
4 Includes 100 pool test strips sealed in 10 separate packages of two bottles without worrying about accidentally wetting other strips
52 pairs of reusable silicone earplugs random colors for swimming and showering to protect your ears from infection

product description
Color ear ear color is random
Easy to use
1 Immerse the cell test strip in water for 2 seconds
2 Take out and wait 15 seconds
3 Compare the pool test strip to the color chart on the bottle

Test 6 parameters at the same time
PH
Total chlorine
Free chlorine
Total alkalinity
Cyanuric acid
total hardness

Package Included
2 packed pool test strips 100