Hanna Reagens pH 4,01 (1pc / 20ml)
15,00 kr.
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HI-70004P/1 – pH 4.01 Buffer Sachet, 1 x 20 ml sachet
Achieve accurate pH readings and check your meter and electrode is functioning correctly with Hanna buffer solutions. Available in convenient, ready-made pH values 4.01, 7.01 and 10.01, Hanna has a certified value calibration solution with an accuracy of +/- 0.01pH @ 25◦C for all requirement