M10004B is a lab grade pH 4.01 buffer solution certified to meet the standard to an accuracy of ±0.01 pH removing the inaccuracies involved with mixing calibration solutions from powder.
Sachet packaging means that you get fresh solution every time. Ideal for infrequent or field use. No risk of using expired calibration solution.
Milwaukee solutions are designed to help you achieve reliable and repeatable pH measurements while extending the life of your electrode.
pH 4.01 Calibration Buffer Solution - 20 mL (box of 25)
Fundamental for the correct use of electrodes and for obtaining the most accurate and reproducible readings
Sealed against light and air
Ideal for on-the-spot calibration
Simply open, insert the tester or electrode into the sachet and calibrate
Formulated with a 5 year expiry
Color coded for easy identification