- High accuracy and quick readout: Made of high-quality filter paper, extremely accurate and reliable, quick response within 5 seconds.
- Easy to read against PH color chart intervals, Lightweight for convenient use and carry.
- Easy to use: Just take a test trip in the test solution for a half second and compare it with the standard color chart, the pH obtained.
- Wide application: Ideal pH paper test strips for body acid-alkaline pH level test by using urine or saliva as well as great for science education, lab use, household drinking water, swimming pools, etc.
- Full PH measure range of 0-14 meets all your needs.
- Take one strip into the solution you would like to measure, the color of your strip will change within 5-10 seconds.
- After color became stable, compare it with the standard version of color comparison, then we can get a PH.
- The number next to the color on the chart is your PH. The PH scale ranges from 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%.
Package included:5 or 10*Set of 80pcs Ph Paper test(400pcs)
This test paper should be stored sealed in a dry and cool place to protect from sunshine and rain, three years of storage life.