50 Strips 4-in-1 PH Test Paper, Swimming Pool Water PH Test Paper, Fast Accurate Water Quality Testing Paper Strips, Test Free Chlorine, Bromine, Alkalinity and PH (1 Bottle) - SAINGACE, ZLS230407222

• Sufficient quantity: You will receive 1 boxes of 50 of packaging. 50 in a sealed aluminum foil bag. Please use bottled test paper first, and tighten the bottle use to the test paper Contaminated by water High-quality materials: 4 kinds of chemical indicators can be tested on a test paper at the same time, each test paper is composed of high-quality fiber paper and color blocks. specially designed for hot tubs and hot spring water, it can provide fast and reliable results to water quality, To provide fast and accurate results Easy to use: soak the test paper in water for 2 seconds, then take it out, hold the test paper horizontally for 15 seconds, and compare it with the color chart on the bottle within 30 seconds to obtain clear and accurate water quality results. it is recommended to use the test paper at room temperature Product, otherwise the data will be inaccurate Practical design: Our bottle body is designed with color cards. Different color cards represent different values. 4 chemical factors are analyzed. Free Chlorine , bromine, alkalinity and pH. using the test card, you can quickly understand the conditions of swimming pools, bathtubs and other places. 4 indicators Widely used: It can be frequently used in your swimming pool, spa or hot spring center to keep the water quality clean. it is important to test at least a week for your swimming pool, spa or hot water bath