3 set 240 Strips Professional 114 pH litmus paper with con

Instruction:
1.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.
2.Can not indicate the Acid or solution when density lower than 0.01%.
3.Keep dry for the rest paper

There is a strong correlation between the pH of the body's internal environment and pH paper help you to maintain good healthy body by testing many usual everyday substances, including moisturized soap, lemon , milk, liquid detergent, moisturized soil, saliva, urine, sweat...etc
The scale reads from 1 to 14:
1 - 3 indicates a acidic substance
4 - 6 indicates an acidic substance
7 indicates neutral
8 - 11 indicates alkalinity
12 - 14 indicates a 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
Paper Size: app 45mm x 7mm (L x W)
Material: paper
color: Photo Color

Package Contents:
3 set * 80 Strips pH test paper

Only the above package content, other products are not included.
Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

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