YIERYI 100 pcs 80 PH Strips 5.5-9.0 Litmus Paper PH Tester Papers Universal Indicator Paper Test for Water Aquarium

80 PH Strips 5.5-9.0 Litmus Paper PH Tester Papers Universal Indicator Paper Test for Water Aquarium

Features:
1.PH range 5.5-9.0, 80 strips per pack.
2.With distinct color PH scale for result comparisons.
3.Applications: Flower growing, fish keeping, toiletries and food industry, etc.
4.Test Paper Size: Approx. 6.3 x 3.7cm (L x W).

Way to Use:
Dip the trip into the solution to be tested for half a second.
Take out and contrast with the color chart to get PH readings.

Note:
1.For a better testing effect, please do not expose the paper set to air or sunlight.
2.The paper should be stored in a dark dry place, not damp.
3.Can not indicate the Acid or alkali solution when its density was lower than 0.01%.

Package include:
100pc * 80 x PH Test Papers total 5 boxes