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