When you worried about your spa, pond or aquarium or maybe even want to conduct scientific experiments. You need our Litmus paper strips to take accurate alkaline/acid tests.
- High accuracy pH test paper
- pH range from 1-14
- pH 1-14 color chart in each pack
- Simply press the testing strip to the object or liquid you are testing. Half second later, take out the paper and using the color chart included, compare the color change of the paper to find out the acidity level of your testing subject.li>
- Can not indicate the Acid or alkali solution when its density was lower than 0.01%. Keep dry for the rest paper.
- 1x Set of 80pcs pH paper test
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