1Roll/5m laboratory ph indicator test strip 1-14 paper litmus alkaline acid

Box material: plastic

Paper length: 5m / 16ft

Scale Reads From 1 to 14:

1 - 3 indicates a very acidic substance

4 - 6 indicates an acidic substance

7 indicates neutral

8 - 11 indicates alkalinity

12 - 14 indicates a very high level of alkalinity

PH 1-14 color chart in each pack

The test strip color changes must be matched with the pH scale color chart within about 15 seconds

Instruction:

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.

Can not indicate the Acid or alkali solution when its density was lower than 0.01%.

Keep dry for the rest paper.

Package Include:

1 pc x 5m pH Test Paper

Note:

1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!