Hanna GroLine Waterproof Portable pH/EC/TDS/Temperature Meter HI9814 (new model) Containers + Jars + Storage NIOSH/MHSA-approved Respirator appropriate for Chlorine

NIOSH/MHSA-approved Respirator appropriate for Chlorine Dioxide

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Hanna GroLine Waterproof Portable pH/EC/TDS/Temperature Meter HI9814 (new model) Containers + Jars + Storage NIOSH/MHSA-approved Respirator appropriate for ChlorineMUST READ: The old "square" style HI9814 meters have been replaced with this new version. The waterproof combo meter now shows pH, PPM EC, and TEMP on one screen. It also displays an image that indicates the condition of the electrode. Conversion Factor (CF) selectable between 0. 5 (500 ppm) and 0. 7 (700 ppm) 3 in 1 amplified probe with pH, EC TDS and temperature sensors Quick Cal Mode to calibrate pH and EC TDS with one solution Each HI9814 Hanna