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Just three simple steps, then wait a moment, the test paper will change, the different solution color is different, and finally, use the color of the test paper color against the color of the color card to get the pH value of the solution.
Product Dimensions : 3.54 x 2.36 x 0.79 inches
Manufacturer: Romeda
Package includes: 4 packs/ 320
pieces ph test paper quantity: 4 Packs of 320 ph Test Strips
pH is one of the most important physicochemical parameters of an aqueous solution. Any natural phenomenon involving an aqueous solution. Chemical changes and production processes are related to pH, so it is necessary to measure pH in industry, agriculture, medicine, and scientific research
Through PH test paper, children can freely explore the acidity and alkalinity of various liquids and some solids that they come into contact with in daily life. This activity is simple and interesting, ph test paper is mild and non-stimulating, and is a good assistant for children's scientific enlightenment.