why use ph 10 buffer in edta titration
May 26, 2022 · Above pH 10, Y4- is predominant. Add 20 mL of this diluted EDTA to the sample solution. . pH 10 buffer is used in EDTA titration because in EDTA Y4- is predominant, and we want Y4- to react with the metal ions that are present in the titration solution.
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