Aiooy Pool Test Strips Water Hardness Test Strips Hot Tub Test Strips 7 in 1 Water Spa Test Strips for Swimming Pools Drinking Water Aquarium Sp

Our test strips can quickly and accurately detect the water quality, allowing you to swim in the hot spring with peace of mind. Value for money 50pcs test strips can meet your testing needs, fast testing, only 17 seconds to see the test results. It has a wide range of application, you can use it in spas, swimming pools, hot springs and other places. Keep clean Our test paper can detect hardness, total chlorine, etc., it can help you detect the water quality of SPA, dishes, hot tub and hot springs, avoid harmful substances from harming your skin. And it can also help you maintain take care of your swimming pool and bathtub. How to use 1. Immerse the reaction area of the test strip in the solution to be tested for 1-2 seconds, remove the test strip, and sweep the edge of the test strip along the mouth wall of the solution container to remove excess water above it. 2. After one minute, compare the reaction area of the test strip with the color card to determine the test value of the solution to be tested. 3. The contrast time between the test strip and the color card is optimally controlled at 60 seconds, the time too long or too short will affect the test results. IMPORTANT TIPS 1. Close cap tightly after removing strips. 2. When removing the test paper, do not touch the reaction area of the test paper to avoid contaminating the test paper and affecting the test results. 3. Keep wet fingers away from inside of the bottle. 4. Please store in a cool dry place.