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- HM Digital
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HM Digital PTDS-4TM Pocket Size TDS Meter w/ Temp 10-Pack
(TDS-4TM)…is 10 ppm, indicated by a blinking 'X10' image The HM Digital TDS-4TM is factory calibrated with a 342 PPM NaCl solution. The TDS meter can be recalibrated with a mini screwdriver. The housing of this digital HM Digital water quality tester is water-resistant, and the meter shuts off after 10…
Our Price: $ 22.20Retail:$49.99Save:$27.79 (56%)In StockDiscontinued Product. Read Description for Options.View Details -
HM Digital AquaPro AP-1 Water Quality Tester - TDS 10-Pack
(AP-1)…32 - 176 Degrees Fahrenheit Calibration: Digital calibration by push button Power Source: 1 x 3V button cell (included) - Model#: CR2032 The housing of this digital AquaPro water quality tester is water-resistant, and it has an auto shut-off function, data-hold function, and low-battery indicator.…
Our Price: $ 25.79Retail:$42.99Save:$17.20 (40%)In StockDiscontinued Product. Read Description for Options.View Details -
HM PH-200 Waterproof pH Meter
(PH-200)…three point calibration with digital fine tuning pH buffer solution in a sponge (embedded in clear cap) so you can see if it's dried up Waterproof Housing (floats) Digital Calibration Simultaneous temp display Automatic Temperature Compensation (ATC) Auto-Off Function Data Hold Function Low-Battery…
Our Price: $ 319.80Retail:$379.96Save:$60.16 (16%)In StockDiscontinued Product. Read Description for Options.View Details -
HM Digital COM-100 Water Quality Tester
(COM-100)…Total Disolved Solids, and Temperature Three different Calibration options KCl, 442, and NaCl Automatic Temperature Compensation (ATC) Waterproof Housing Digital Calibration push button, no screwdriver required Auto-off Function to conserve battery power Data-Hold Function Low-Battery Indicator…
Our Price: $ 59.95Retail:$70.99Save:$11.04 (16%)In Stock -
HM Digital DM-2 In-Line Dual TDS Monitor
(DM-2)…when to change your whole house filter cartridges, reverse osmosis membranes, and so on. It comes equipped with 1/4 inch Quick-Connect T-fittings. This Dual Range TDS monitor measures from 0-999 PPM, with a resolution of 1 PPM. From 1000 to 9990 PPM, the resolution is in 10 PPM increments, indicated…
Our Price: $ 227.50Retail:$289.95Save:$62.45 (22%)In Stock
