8 - 11 indicates alkalinity. 12 - 14 indicates a very high level of alkalinity. The scale reads from 1 to 14 Each book also includes a color chart.
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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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Wide Application: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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Urine/Saliva/Litmus Paper Sticks 45mmx7mm (LxW). 8 - 11 indicates alkalinity. 12 - 14 indicates a very high level of alkalinity. 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.
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Get Highly Accurate Results in Seconds. Both pads will change to reveal the most accurate. 25 pH range.
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Wide Application: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.
eBay
Wide Application: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.
eBay