2 Pack pH Test Strips 160 Strips pH.1-14 Universal pH Test Paper Litmus Test Paper pH Soap Making Testing Strips for Water Wine Saliva Urine Soil Testing Pet Food and Diet pH Monitoring (Sealed Pack)

HomEnjoy pH Test Strips. Operation Guide: 1. Take one strip into the solution you would like to measure the color of your strip will change immediately. 2. Half a second later compare it with the standard version of color comparison then we can get a PH value. 3. The number next to the color on the chart is your PH. The PH scale ranges form 1(very acidic) to 14(very basic) 7 is neutral. This paper does not be suitable for a very weak buffer solution and the acid-solution that concentration less than 0.01%. 4. Take it out and compare it with the standard color plate to get the pH. Common Uses and Examples of pH Acid Rain pH = 4.3 – 5.6 Ammonia Based Glass Cleaner pH = 10 Battery Acid pH = 1 Beer pH = 4.5 Bleach pH = 12.6 Drain Cleaner pH = 14 Drinking Water pH = 6.5 - 8.5 Fruit Juice pH = 2 - 5.5 Gastric Acid pH = 1.5 - 3.5 Lemon Juice pH = 2 Milk pH = 6.8