Hanna Instruments GroChek pH/EC/TDS/C Portable Meter w/Cal Check co2 (enter code SHIPFREE at checkout)

(enter code SHIPFREE at checkout)

560 ounces per gallon]

polyetherimide (PEI) body

Pack of 10

HO lamps: 12 included

Hanna Instruments GroChek pH/EC/TDS/C Portable Meter w/Cal Check co2 (enter code SHIPFREE at checkout)HI 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