WebApr 7, 2024 · Figure 6.51: Reaction of carboxylic and sulfonic acids with bicarbonate ion. Procedure: Add 2mL of 5%NaHCO 3(aq) into a test tube and add 5 drops or 50mg of your sample. Mix the solution by agitating the test tube. A positive test for carboxylic acids is the formation of bubbles or frothing (Figure 6.52). WebJul 23, 2024 · Test the Pool's pH Levels. After rinsing the tester clean, fill the large tube to the top solid line with pool water taken from a depth of 18 inches. Add one drop of solution No. 4 and mix it by gently swirling the tube. This solution is sodium thiosulfate, a …
Taylor Technologies R-0004 pH Indicator Reagent, 2 Ounce
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What reagent is used for measuring PH? - Answers
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