pH Test Strips, pH 1-14 Litmus Paper pH Test Strips, Universal Indicator Litmus Test Paper, Acid Alkali Test Paper, pH Test Strips for Water, Soil, Cosmetic (3)
Do you know the acidity and alkalinity of substances? This pH strip is a measurement of the level of acid or alkali in a solution or substance. It turns red when it touches an acid and blue when it touches an alkali. In the pH range of 1 to 14 a reading of below 7 shows an acid and of above 7 shows an alkali, 7 is neutral.
Ideal for Scientific Enlightenment: The acid-base test paper turns red when it touches an acid and blue when it touches an alkali. It is very suitable for teaching and daily use. It is not only a pH monitoring tool, but also an interesting scientific enlightenment prop.
Note: This test universal indicator paper pH1-14 is not suitable for solutions with concentrations below 0.01%.
Tips for Storage: The pH 1-14 test paper for urine, saliva and drinking water needs to be stored in a dry place away from light.
Specification Material: Litmus paper Color: Yellow Size: 5x1cm (2x0.4in)
