Calibration Solution Set
Multi-Ion Calibration set for use with the CleanGrow Multi-ion probe or your own sensor set up.
Multiple options designed for fertiliser and other applications e.g Ponds, Creeks, Lakes and more
Only SNPK solutions can be used with the NPK probe (sNPK for higher ranges e.g tomatoes or s949 for lower ranges e.g herbs/lettuce).
Please ASK if unsure, we can change orders when they come in, so don't worry
Here is a link to a downloadable file of the calibration solution concentrations
Comes as a set of 3 bottles 300 ml each for a 3 point calibration