Paper|Water Quality Test Strip 4 in 1 PH Test Strips Residual

•Durable and long-lasting: These swimming pool test papers are made of safe and durable paper materials and have a long service life.High-end plastic bottle packaging, waterproof and moisture-proof, easy to carry.

•Four-in-one test: These pH test strips can test four different data indicators at the same time, allowing you to monitor and control the four major indicators of water quality problems.

•General usage: These SPA water test papers are suitable for testing the water quality of swimming pools, spas, aquariums, bathtubs, fish ponds, industrial water and other water sources to help ensure that the water quality of your swimming pool or spa is fresh and clean.

•Suitable for drinking water testing: These water quality test strips are also a good way to determine whether your drinking water is healthy and clean.

•Easy to use for beginners: The impregnation test strip is very simple to use, even for the first time.Just dip the test strip in water for 2 seconds, keep it in the air for about 15 seconds, and compare it with the color table on the bottle.

•Certification: No

•Place of origin: Mainland China

•Model: Swimming pool test strip

•Bottle size: 98x37mm/ 3.86x1.46 inches

•Product specifications: 50 pieces/bottle

•Storage: Dry and ventilated storage is recommended

•Suitable for: water quality testing of swimming pools or hot tubs

•Reminder: It is recommended to use at room temperature, otherwise it may lead to inaccurate results

•Test range: Free chlorine bromide:0 0.5/1 1/2 /6.6 5/11 10/22

•Ph value:6.2 - 6.8 - 7.2 - 7.6 - 7.8 - 8.4

•Total alkalinity: 0-40-80-120-180-240-400

•Total hardness: 0-25-50-125-250-425

•The batch numbers are different, and the appearance of the test strips and packaging boxes is slightly different. The test results are the same and can be compared with the bottle comparison strips. It does not affect the actual operation. Please refer to the physical receipt.

•Due to the different displays and lighting effects, the actual color of the item may be slightly different from the color displayed on the picture.Thank you!

•Please allow manual measurement to cause a measurement deviation of 1-2cm.