Buffer pH 4,00, @ 20°C, red, 1000 ml, ±0,01

Item No.9040921
Technical pH buffer solutions Colour coded. Tested and Certified at 25°C. Provided with label that gives the pH value at different temperatures. Tolerance &plusminus; 0.01 pH. These buffer solutions are suitable for use where very accurate measurements are required. All buffers are supplied with
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