Hanna EC/TDS/Temperature Meter HIGH RANGE Bio-Fertilizer 6) to balance the pH

6) to balance the pH in your substrate

high-phosphorous bat guanos and a mixture of other high quality dry amendments

Over 95% high reflective aluminum

Set your desired humidity level and the controller will activate and deactivate humidifying and dehumidifying equipment appropriately

Hanna EC/TDS/Temperature Meter HIGH RANGE Bio-Fertilizer 6) to balance the pHHI99301 is a portable, EC TDS temperature meter that measures high range conductivity in mS cm and TDS in ppt. Both instruments are housed in a case rated for IP67 conditions. This instrument offers single point, automatic calibration with automatically temperature compensated measurements. The compensation coefficient and EC TDS conversion factor are user selectable from 0. 45 to 1. 00 and temperature coefficient is selectable from 0. 0 to 2. 4% C.