Easy to use- hold the litmus test strip in the liquid. Read the result after approx. 15 seconds and compare it with the pH color chart. 100 x PH test paper. PH range: -14. Easy to carry. Material:paper.
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Wide Application: for Versatile asPH test range from 0 to 14 and can be used to test the acidity of various substances, including water, urine, saliva, soil, soap, skincare products, and more. They are suitable for laboratory and diagnostic purposes.
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The test strip color changes must be matched with the pH scale color chart within about 15 seconds. Different pH content discoloration range is different, by comparing the color card ratio: the smaller the number, the stronger the acidity, the larger the value, the stronger the alkalinity.
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Easy to use- hold the litmus test strip in the liquid. Read the result after approx. 15 seconds and compare it with the pH color chart. 100 x PH test paper. PH range: -14. Easy to carry. Material:paper.
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PH test paper is a kind of test paper mixed with various indicators to detect acid and alkali substances. There are 14 color cards to judge the pH value content. Different pH content has different color changes.
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8 - 11 indicates alkalinity. 12 - 14 indicates a very high level of alkalinity. PH 1-14 universal indicator papers for alkaline / acid tests. Test Range: PH 1-14. Dip the strip into the solution to be tested for half a second, take out and contrast with the color chart, you will get PH values.
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The test strip color changes must be matched with the pH scale color chart within about 15 seconds. Different pH content discoloration range is different, by comparing the color card ratio: the smaller the number, the stronger the acidity, the larger the value, the stronger the alkalinity.
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Easy to use- hold the litmus test strip in the liquid. Read the result after approx. 15 seconds and compare it with the pH color chart. PH range: -14. 100 x PH test paper. Easy to carry. Suitable for checking the alkaline or acidic content of a liquid.
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