EC/TDS Probe for Low Range Mini Controllers$131.81 – $265.89Price range: $131.81 through $265.89Select Options
Optical Dissolved Oxygen Probe – HI764113$2,068.07 – $2,443.05Price range: $2,068.07 through $2,443.05Select Options
Free Chlorine Ultra Low Range Portable Photometer with CAL Check – HI97762-meter only$623.83Add to Cart
HI1006-1805 : Flat tip pH process smart probe with LT (Low Temperature) glass, PTFE Junction, and 5 m Cable$852.23Add to Cart
Conductivity Analog Controller with Direct Input from Potentiometric Probe – HI943500-0 to 1999µS/cm$1,465.83Add to Cart
Free Chlorine and Ultra High Range Total Chlorine Portable Photometer – HI97771-kit$961.31Add to Cart
GroLine Quick Calibration Solution for GroLine pH and EC Meters (500 ml) – HI5036-050$36.37Add to Cart
GroLine Nutrient dosing system with HI30033 conductivity probe, panel mounted flow cell, fittings and tubing – HI981413-20$1,352.20Add to Cart