Hanna pH / EC / TDS / Temp Portable Meter - HI 9813-51 microbial mass Douglas-fir tussock moth

Douglas-fir tussock moth

sticky drum

Plants get their nutrients from minerals but they can only get all the right minerals they need if certain conditions are right

Energy Star rated

Hanna pH / EC / TDS / Temp Portable Meter - HI 9813-51 microbial mass Douglas-fir tussock mothThe HI9813 51 is an economical, water resistant, portable meter that measures pH, conductivity (EC), total dissolved solids (TDS) and temperature with a single probe. The meter operation is simplified with dedicated buttons for measurement modes to be displayed on the LCD and knobs for single point calibration of pH and EC TDS. The HI9813 51 has a variable EC to TDS conversion factor that automatically changes from 0. 56 to 0. 78 ppm = 1 S cm based on