#1000 Calibration Solution 500ml

This product only available in-store.

TDS Calibration Solutions are available for all of your TDS meters. Each solution is made with superior quality ingredients and are conveniently colour-coded for easy reference. Be sure your meters are accurate, by calibrating with Grotek Solutions. 

meters can be calibrated to either 1000 ppm or 2000 E/C depending on your meter