Calibration liquid pH 4
Standardized calibration fluid pH 4 for calibration pH measuring probes.
This calibration fluid is in sachets of 20ml and in bottles of 500 ml.
Furthermore, this calibration fluid has a long service life. The calibration product can also be used for private use and also in laboratories.
This calibration fluid is also extremely suitable for the 2-point calibration of pH meters, pocket pH meters or pH probes.
Often bought together with pH 7 calibration fluid