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8" unit with one corona discharge cell
With a total of 120 LED chips across six boards
fertilizers
The customized flow restrictor ensures water spends enough time in contact with the media to maximize reduction effectiveness
Hanna Instruments GroChek pH/EC/TDS/C Portable Meter w/Cal Check microbes 8" unit with one coronaHI 9813 6 is a versatile, water resistant, multiparameter portable instrument specifically designed for agricultural applications such as hydroponics, greenhouses, farming and nurseries. This meter features an large LCD that clearly displays the parameter being measured as well as calibration instructions. Calibration is fast and easy with knobs located on the front panel of the instrument. HI 9813 6 includes all the features of the HI 9813 5 while
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