Testo buffer solution pH=4.01

Testo buffer solution pH=4.01 (art. 0554 2061) Volume: 250 ml. The buffer solution allows for calibration and adjustment of pH meters. A calibration or buffer solution helps restore the accuracy of the measuring instrument. It is a ready-made or prepared solution with a stable concentration of hydrogen ions, which is known in advance. Features: solution in a practical dosage bottle; for calibration and adjustment of pH meters. Manba: https://www.nv-lab.ru/catalog_info.php?ID=5991

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Testo buffer solution pH=4.01

We will recommend a setup for a classroom, hall or laboratory