TDS & PPM METERS

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HM DIGITAL Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurment range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments of
TDS-3 Handheld TDS meter
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Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurment range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments of
$29.99
BLUE LAB BLUELAB PPM PEN
Measures conductivity and temperature.
Selectable units for conductivity and temperature.
Backlit LCD display with low battery warning.
Successful calibration indicator and calibration is optional.
Fully waterproof.
Auto off function and hold reading
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BLUELAB PPM PEN
$99.99