Bettomshin 1-14 PH Test Paper

Description:
1. Remove one test strip from the bag, holding one end of the strip between your index finger and thumb.Do not touch the test pad with your fingers. Dip the test strip about 1/2 into the solution to be tested for 1-2 seconds. Remove and shake off any excess liquid.
2. Compare immediately to the color chart. Do not allow the test strip to dry before reading against the color chart.widely apply to science education, lab use. Please note, this item is not intended for medical use,Please store in a cool, dry place away from sunlight.

Specification:
PH Color Chart Intervals: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14
Material : Bettomshin 1-14 2Pcs PH Test Paper is made of absorbent paper soaked in litmus reagent

Package Content:
20 x 1-14 PH Test Paper

WARM TIP:
"1. When you are doing the experiment, the test paper cannot be extended into the solution for testing. Firstly, this will affect your solution. Secondly, the pH of the test is not accurate due to too much solution.
"2. The test paper cannot directly touch the mouth of the tube, bottle or tube of the object you want to test
"3. When you finish the pH test, you should try to put your test paper in a container and seal it, so as to prevent your test paper from being contaminated by the gas in the laboratory.