Water Test Meters & Equipment

HM Digital TDS-3 Meter Multi Range Handheld TDS Meter with Carrying Case 28-9-HM

$69.50

Wish List

Genuine HM Digital TDS-3 Meter
Hold Function
Auto-off Function (After 10 min.)
Built-in digital thermometer
Includes a carrying case with belt clip
Factory Calibrated with a 342 ppm NaCl solution.
(Meter can be re-calibrated with a mini-screwdriver).

HM Digital COM-100 Waterproof Pro Series | TDS/EC/Temp Water Quality Test Meter (GT28-COM-100-HM)

$150.00

Wish List

Genuine HM Digital COM-100 EC, TDS & Temp Meter
Super Precise (98% Accuracy)
Pre-Calibrated & Reads Wide Sample Ranges
Upgraded Non-Linear Scales (µS, mS, ppm, ppt)
Conversions at the Click of A Button
High Quality Rivals Expensive TDS & EC Meters
Test salinity, drinking water quality, scientific testing, mixing nutrients/fertilizers, gardening, hydroponics, monitoring boilers, coolers, pools, spas, aquariums, wastewater, and more!

HM Digital COM-300 Waterproof Pro Series pH/TDS/EC/Temp Water Quality Test Meter (GT28-COM-300-HM)

$340.00

Wish List

Genuine HM Digital COM-300 pH, EC, TDS & Temp Meter
Super Precise (98% Accuracy)
Pre-Calibrated & Reads Wide Sample Ranges
Upgraded Non-Linear Scales (pH, µS, mS, ppm, ppt)
Conversions at the Click of A Button
High Quality Rivals Expensive pH, TDS & EC Meters
Test salinity, drinking water quality, scientific testing, mixing nutrients/fertilizers, gardening, hydroponics, monitoring boilers, coolers, pools, spas, aquariums, wastewater, and more!

100x Macherey-Nagel pH-Fix 0-14 pH Test Strips for Water Testing (GT28-113)

$49.95

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Peroxide Test Strips 0-100 PPM 50 Tests | HydroSil-Ultra (28-105)

$50.00

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HM Digital PH-80 HydroTester™ Handheld pH & Temperature Meter 28-88-HM

$96.00

Wish List

Measures pH and Temperature
One-touch automatic digital calibration
Water resistant
Simultaneous temperature display
Large LCD display
Automatic Temperature Compensation (ATC)
Auto-off function, data-hold function and low-battery indicator
Factory Calibrated: The PH-80 meter is factory calibration to pH 7.0.
Includes a translucent cap, batteries, storage solution and pH 7.0 buffer (powder)

HM Digital® pH Electrode Storage Solution 20mL Potassium Chloride (KCl) 28-89-HM

$40.00

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HM Digital DM-1 In Line Dual TDS Monitor (GT28-6-HM-D)

$98.00

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Genuine HM Digital DM-1 Dual TDS Meter
Dual TDS Probe For Water Inlet And Outlet Readings
Super Precise (98% Accuracy)
Factory Calibrated with a 342 ppm NaCl solution.
Easy Installation
Auto-Off Function (After 10 min.)
Perfect for testing Reverse Osmosis Filters and Deionisers for drinking, aquariums & more!

HM Digital® pH 7.0 Buffer Calibration Solution 20mL (28-90-HM)

$40.00

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HM Digital™ TDS Calibration Solution 342 ppm NaCl C-342 (28-111-HM)

$32.00

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HM Digital TDS-3 & PH-80 Water Testing Kit + Storage and Cal Solution (1-HM-KIT)

$245.00

Wish List