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5m pH Alkaline Acid Test Paper Water Litmus Testing For Gardening Aquarium Plant
16FT pH Alkaline Acid Test Paper Water Litmus Testing
Box material: plastic
Paper length: 5m / 16ft
Base color: random
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
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.
1 x 5m pH Test Paper