200 bandelettes de test pH pour aquarium, piscine, chlore, alcalinité, brome, dureté, papier tournesol 3 en 1

Feature: 1. QUICK TEST: Each pH test paper is made of excellent litmus paper, does not bleed like regular litmus paper, and only takes a few seconds to get fast, accurate and reliable results 2. WORKING PRINCIPLE: PH test strip is suitable for detecting human pH value through urine and saliva, easy to operate 3. WIDELY USED: PH test strips can also be used in schools, laboratories, drinking water, swimming pools, fish tanks, hydroponics, aquariums, food and so on 4. CONVENIENT COMPARISON: PH strips are convenient to use and you just compare the color changes of the strips with the corresponding color table on the box to get the results 5. 200PCS IN TOTAL: The package contain a total of 200pcs PH test strips, enough for you to use, equipped with 4 bottles at the same time for easy storage Specification: Item Type: PH Test Strips Material: Litmus paper Detectable PH Range: 6.8~8.4 Free Chlorine Range: 0~10 Free Bromine Range: 0~22 Total Hardness Range: 0-240 Test Paper Quantity: 200 Pieces Use: Suitable for detecting pH value of human body through urine and saliva; can also be used in schools, laboratories, drinking water, swimming pools, fish tanks, hydroponics, aquariums, food and so on How to Use: 1. The test specimen is prepared separately by dipping the color block directly into the liquid. 2. Take out for 2 seconds, shake off the excess water, and then compare the value on the color card. 3. pH7 is alkali, more than 7 is more alkaline, more less than 7 is more acidic. Package List: 200 x PH Test Strips 4 x Storage Bottle Note: In the test process, tear off a small piece of the test page, use a glass rod, cotton swab or other incisive object to pick up a small amount of the object to be tested, drop on the test page, see the color change, and then compare the corresponding color classification on the color plate, you can know the PH value.