Universal PH Strip Papers

The test strip color change must be matched with the pH scale color chart no longer than 15 seconds after it has been submerged to ensure accurate results. Quick and easy to use it provides reliable and accurate pH readings. With distinct color PH scale for result comparisons it is appropriate for testing alkaline or acid level of any liquid. This is a great product to have in every lab and at home to measure and inspect water quality, saliva, soil, aquariums etc, as well as science education.

Specification
The scale reads from pH 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

Instruction:

1. Simply press the testing strip to the object or liquid you are testing. After about a second, take the paper out, using the color chart included compare the color change of the paper to find out the acidity level of your test substance.
2. The results should be compared within 15 seconds to ensure accurate readings.
3. The strips cannot indicate the Acid or Alkali solution when it’s density is lower than 0.01%.
4. Ensure after you remove a strip for testing, the rest of the booklet and test strips are stored in a clean and dry place.

Packing List:
1 x books containing 80 strips (80 strips in total)