Donemore Pool Test Strips - Pool Water Testing Kit for Chlorine/Bromine, pH, Alkalinity - Easy and Accurate Hot Tub Test Strips for Swimming Pools & Spas - 100 Strips Features: Portable design: 100 test strips per bottle. And the bottle is compact and easy to carry. The test paper is used for analysis (PH value, total alkalinity, hardness, nitrate, nitrite, bromine and many more The water quality should be tested weekly. A pack of our test strips includes 100 test strips. The test paper is used to test the water quality of drinking water, household faucets, well water, fish tanks, swimming pools, etc. Wells and water pipe or swimming pools are easily contaminated. It is recommended to use this test strip frequently to test water quality. Accurately measure your pH to show the alkaline state to ensure the of your body and water. Product Description: Instructions: 1. area of ​​the test strip in the solution to be tested for 1-2 seconds, take out the test strip, draw the edging of the test strip along the wall of the solution container, and excess water on it. 2. 1 minutes, compare the color of the area of the test strip with the color of the color card to determine the test value of the solution to be tested. 3. The color comparison time is controlled within 30s, too long or too short will affect the reading specification: Bottle material: plastic Test paper material: paper Quantity: 100 per bottle notes: 1. When out the test paper, end of the test paper, so as not to contaminate the test paper and affect the test results. 2. out the required number of test papers, keep the remaining test papers sealed and protected from light. 3. Try to keep the liquid to be tested colorless or light-colored. Before testing the liquid with too dark color, it can be dehydrated by adsorbing it with activated carbon. If the liquid to be tested is relatively turbid, please let it stand for a period of time and take out the transparent part for testing it has settled. Products include: 1 bottle of PH test paper (100pcs) Instructions: 1. area of ​​the test strip in the solution to be tested for 1-2 seconds, take out the test strip, draw the edging of the test strip along the wall of the solution container, and excess water on it. 2. 1 minutes, compare the color of the area of the test strip with the color of the color card to determine the test value of the solution to be tested. Donemore Pool Test Strips - Pool Water Testing Kit for Chlorine/Bromine, pH, Alkalinity - Easy and Accurate Hot Tub Test Strips for Swimming Pools & Spas - 100 Strips Features: