Product Review

Save: Test paper should be stored in a dry place to avoid light, and no sour and alkaline air can be stored again.
When using, please do not immerse the pH bar in the test liquid. It can cause the test results to be displayed incorrectly.
Test paper can not indicate the Acid or alkali solution when its density was lower than 0.01%.
The color changes of the test strip need to be matched within 15 seconds.