HM DIGITAL CONSUMER TDS METER (10/cs)
Main Features:
• Economy model that is ideal for end-users.
• Highly efficient and accurate due to its advanced microprocessor technology.
• Resolution: 0-999: 1 ppm; 1000-9990: 10 ppm
• Hold function saves measurements for convenient reading and recording.
• Auto-off function (meter shuts off automatically after 10 minutes of non-use to conserve batteries).
• Large, easy-to-read LCD screen
• Factory calibrated with a 342 ppm NaCI solution and can be recalibrated with a mini screwdriver.
16.95 $ CAD SKU: TDS-EZ
HM DIGITAL POCKET SIZE TDS/TEMP METER
The TDS-4TM handheld meter is ideal for testing TDS and salt levels of freshwater aquariums and ponds. It can also be used for testing water filtration and purification systems, such as RO and DI, to know when to changes filters and membranes.

Main Features:
• Pocket size makes it ideal for portability and storage.
• Hold Function
• Auto-off Function (After 10 min.)
• Factory calibrated with 342 ppm NaCl solution.
21.50 $ CAD SKU: TDS-4TM
REPLACEMENT PH SENSOR FOR HM-500
40.00 $ CAD SKU: SP-P5
HM DIGITAL REPLACEMENT PH SENSOR PH200
HM Digital SP-P2 Replacement Sensor for PH-200 PH Meter
31.00 $ CAD SKU: SP-P2
HM DIGITAL REPLACEMENT PLATINUM SENSOR COM-100
Monitor your garden for optimal results
Ensure accuracy with our high quality equipment
Best brands covered by manufacturer’s warranty
Another great item from Flora Hydroponics
24.00 $ CAD SKU: SP-C1
PH 7.0 BUFFER 20 PACKETS OF 20ML SOLD BY THE BOX O
HI70007P is a premium quality pH 7.01 calibration solution.

Each sealed sachet holds just the right amount of pH buffer solution making every sachet as fresh as the day it was packaged!

Highly portable, with a small footprint and a lightweight design.
Color coded label for easy identification of pH buffer values.
Perfect for use with testers and portable meters!
19.00 $ CAD SKU: PH-P7
HM DIGITAL PH 80 HYDROTESTER (10/CS) PH/TEMP METER
Main Features:
• Measures pH and Temperature.
• One-touch automatic digital calibration.
• Water resistant, sleek, and lightweight design.
• Large and easy to read LCD screen display which includes a simultaneous temperature reading.
• Measurement Range: 0-14 pH, and measures to 0.01 pH.
• Resolution 0.1 pH.
• Automatic Temperature Compensation (ATC).
• Auto-off function, data-hold function, and low battery indicator.
• Factory calibrated to pH 7.0, the meter can easily and quickly be re-calibrated with digital calibration to pH 4.0, 7.0, or 10.0 using the meter’s simple one-touch process.
37.00 $ CAD SKU: PH-80
ORP STORAGE SOLUTION-60CC (10/BOX)
Electrode Storage Solution pH/ORP from HM Digital can be used with HM Digital PH-200 and ORP-200
If you find that your sensor is dry then refill the cap with the OP-STOR storage solution
The size of the pH/ORP Electrode Storage Solution is convenient
6.50 $ CAD SKU: ORP-STOR
ORP BUFFER SOL & ELECTRODE TEST KIT 10 POWDER PACK
ORP BUFFER SOL & ELECTRODE TEST KIT 10 POWDER PACK
8.50 $ CAD SKU: ORP-BUF
ORP/TEMP METER WATERPROOF (4/BOX)
95.00 $ CAD SKU: ORP-200
HM DIGITAL HANDHELD TDS 0-9999 W/ATC & TEMP W/VINYL CARR
Main Features:
• Utilizes advanced microprocessor technology for high efficiency and accuracy.
• Resolution: 1ppm (from 0ppm-999ppm) or 10ppm (from 1000ppm-1999ppm).
• Features a hold function (which saves measurements for convenient reading and recording) and an auto-off function (which enables the meter to shut off automatically after
10 minutes of non-use to conserve batteries).
• Large, easy to read LCD screen.
• Built-in digital thermometer.
• Factory calibrated with a 342 ppm NaCl solution, the meter can be re-calibrated with a mini screwdriver.
21.50 $ CAD SKU: HMTDS3
HM DIGITAL PH BUFFER SOL. PILLOWS 3 X 4.0/6 X 7.0/3 X 10.01 1
HM Digital’s pH Buffer Solution comes in powder form, so it’s lightweight, takes up very little space, is inexpensive and has an indefinite shelf life.

Main Features:
• Variety pack of pH buffer solution
• Simple to use
• Powder has an indefinite shelf life
• Always fresh solution
8.85 $ CAD SKU: HMPH-BUF
HM DIGITAL PRO WATERPROOF PH200 PH/TEMP METER (PH
Main Features:
• Measures pH and Temperature.
• Auto-ranging three point calibration with digital fine tuning.
• Includes storage solution in a sponge embedded within a clear cap.
• Waterproof housing (IP-67 rating).
• Simultaneous temperature display.
• Measurement Range: 0-14 pH, and measures to 0.01 pH.
• Digital automatic calibration (one point) with digital fine tuning.
• Automatic Temperature Compensation (ATC).
• Auto-off function, data-hold function, and low-battery indicator.
• Large, easy-to-read LCD screen includes simultaneous temperature reading.
• Replaceable Sensor (model SP-P2).
• Three-point checked and factory calibrated to pH 7.0 and can be recalibrated to any point in its range with digital calibration using the push buttons.
80.00 $ CAD SKU: HMPH200
HM DIGITAL PH/ORP ELECTRODE STORAGE SOL.
pH/ORP Storage Solution for HM Digital’s ORP-200 as well as other brands of ORP meters. Always make sure your sensor is kept in an electrode storage solution. If dry, refill the ORP meter cap with the ORP-STOR storage solution. The sponge should be moist (not soaking wet).

Main Features:
• High Concentration
• Extends probe life
• Convenient size
6.75 $ CAD SKU: HMOP-STOR
HM DIGITAL COM 100 WATERPROOF EC/TDS/TEMP METER
Main Features:
• A professional level EC/TDS meter at an unbeatable price!
• Upgraded to 4 scales: EC (μS, mS) & TDS (ppm, ppt)
**the mS and ppt are new to this model.
• Three different non-linear EC-to-TDS conversion factors (KCI, 442TM, NaCl).
• Automatic Temperature Compensation (ATC) using three temperature coefficients.
• Waterproof housing (IP-67 rating).
• Measurement Range: 0-9990 μS; 0-8560 ppm; 0-9.99 mS; 0-8.56 ppt.
• Digital Calibration (push button) to any point within the meter’s range.
• Auto-off function, data-hold function, and low battery indicator.
• Large and easy-to-read LCD screen includes simultaneous temperature reading.
• Replaceable Sensor (model SP-C1).
• Factory calibrated with a 1413 μS solution and can be re-calibrated with digital calibration using the push buttons rather than a screwdriver.
56.00 $ CAD SKU: HMCOM100
CALIBRATION SOL TDS 1000 PPM NaCl (90ml)
NaCl re-calibration solution for TDS and conductivity meters.
Comes in lightweight HDPE plastic bottles.
Sealed with a coated foam liner.
Note: For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges.
3.57 $ CAD SKU: HMC1000
HM DIGITAL AQUA PRO WATER QUALITY TDS TESTER
Main Features:
• Measures Total Dissolved Solids (TDS) and temperature.
• Automatic Temperature Compensation (ATC).
• Resolution: 1 ppm.
• Water-resistant housing.
• Digital Calibration (push button).
• Auto-off function, data-hold function, and low-battery indicator.
• Large and easy to read LCD screen display which includes a simultaneous temperature reading.
• Factory calibrated with a 342 ppm NaCl solution and can be re-calibrated with digital calibration using the push buttons, rather than a screwdriver.
26.50 $ CAD SKU: HM-AP1
HYDROMASTER CONTINUOUS MONITOR W/RECHARGEABLE BATT
The HM Digital HydroMaster continuously monitors pH, EC, and TDS temperature levels. The HM-500 is very accurate and can be calibrated with various buffer solutions, but also features automatic buffer recognition. The HydroMaster also features a rechargeable Lithium Ion battery which is strong enough to power the very bright LCD touch screen which has automatic light detection for low light situations.
279.00 $ CAD SKU: HM-500
TDS 1000 PPM CAL SOLUTION 20 PK OF 20ML
TDS 1000 PPM CAL SOLUTION 20 PK OF 20ML
33.00 $ CAD SKU: CP-1000