JBL Aqua JBL - Proflora Co2 Calibration Set (141.8173)

Complete set to calibrate pH electrodes. Professional use of pH electrodes for aquariums: complete set for calibration. Easy to use: fill calibration solutions into cuvettes. Immerse pH electrode in calibration solutions according to instructions and rinse afterwards. pH electrodes need to be readjusted (calibrated) every 30 - max. 60 days. To do this, they are immersed in calibration liquids with a given pH value and the device then readjusts itself. Only 5-10 ml calibration liquid is needed per calibration procedure. Then rinse with distilled water (included in the set). Package contents: calibration set for pH electrodes, incl. calibration solution pH 7 and pH 4 (50 ml each), distilled water for rinsing (50 ml), 3 cuvettes