50pcs/Bottle Swimming Pool Water Test Nitrate PH Hardness Paper Test Strips, 501 Original

50pcs/Bottle 4 in 1 Swimming Pool Water Test Strips Paper Chlorine Nitrate PH Alkalinity Hardness KitFeature:Healthy water quality - water quality test strip can test three different items including free chlorine, pH value and total hardness. These three tests are very important for maintaining the crystallinity of swimming pool and hot spring water. Ideal water quality can make life healthier.Fast, accurate, simple - just immerse the pH test paper in water for 2 seconds, take it out and wait for 15 seconds. Compare the color change of each panel with the color table on the side of the bottle to get the result.The healthiest water environment - recommended range: total chlorine 0-10, pH 6.8-8.4 and total hardness 0-240. The test paper is used to test the water quality of swimming pool, spa and hot tub. It is also suitable for drinking water, aquarium, industrial water, pond and hot spring aquatic products. You can safely keep the right amount of chemicals in the pool to avoid health problems and equipment damage.Easy to store and use - total 50 test strips in 1 bottle. It measures 3.9 x 1.6 inches and weighs 1.1 ounces. The sealed aluminum foil bag protects the test strip from moisture, ensuring long-term storage and availability. The water quality of swimming pool should be tested weekly. Make sure your water is balanced and safe.Specification:Product size: 3.9 x 1.6 inchNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!Please allow 1-3cm measuring deviation due to manual measurement.Package Content:1 Bottle X Swimming Pool Test Strip(50pcs)