447 uS / cm Conductivity Calibration Solution Neptune systems is intended to calibrate the conductivity electrode for use in osmosis water. If you want to monitor the quality of osmosis water
This calibration fluid is intended to calibrate the conductivity electrode for use in osmosis water. If you want to monitor the quality of osmosis water, you need this 447mS liquid.
Do you want to monitor the quality of your seawater? Then you need the 53 mS liquid!