Water Testing

Water Testing, TDS Meters and Test Supplies
  1. TDS-3 Handheld Pure Water Testing Meter For Total Dissolved Solids
    TDS-3 Handheld Pure Water Testing Meter For Total Dissolved Solids With Carrying Case
    TDS-3 Handheld Pure Water Testing Meter For Total Dissolved Solids With Carrying Case. HM Digital. Features Ideal for commercial use. Includes a carrying case with belt clip. Highly efficient and accurate due to its advanced microprocessor technology. Hold Function: saves measurements for convenient reading and recording. Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve batteries. Measurement Range: 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1ppm. From 1000 to 9990 ppm, the resolution is in increments of 10ppm, indicated by a blinking 'x10' image. Built-in digital thermometer Display: large and easy-to-read LCD screen. Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver. TDS Range: 0 - 9990 ppm (mg/L) Temp. Range: 0 - 80 degrees Celsius Resolution: 1 ppm, 1 degree Celsius (also available in 10 ppm) Accuracy: +/- 2% ATC: Built-in sensor for Automatic Temperature Compensation of 1 to 50 degrees Celsius (33 to 122 degrees Fahrenheit) Power source: 2 x 1.5V button cell batteries (included) Battery life: 1000 hours of usage Dimensions: 15.5 x 3.1 x 2.3cm (6.1 x 1.25 x 1 inches) Weight with case: 76.5g (2.7 oz) Weight without case: 56.7g (2 oz) Learn More
    $59.99 Special Price $39.99 As low as $24.99
  2. TDS Meter Inline Water Tester DM1 - HM Digital Dual Mode Reading
    TDS Meter Inline Water Tester DM1 - HM Digital Dual Mode Reading - Easily Installs Inline - Very Simple To Use
    TDS Water Meter - HM Digital DM1 - Dual Mode - Installs Inline - Check the TDS level with the push of a button. Now you can easily check to make sure the water from your reverse osmosis system is top quality. Measure the tap water coming in vs. the purified water going out of your system at any time. Very easy installation. Highly efficient and accurate due to its advanced microprocessor technology. Auto-Off function conserves battery power. The unit shuts off automatically after 10 minutes of non-use. Dual Range 0-9990 ppm. Always know if your RO membrane is performing correctly! Learn More
    $49.99 Special Price $39.99 As low as $19.99
  3. WATERPROOF EC / TDS / TEMP COMBO METER / PROFESSIONAL TESTER - HM Digital COM-100
    WATERPROOF EC / TDS / TEMP COMBO METER / PROFESSIONAL TESTER - HM Digital COM-100
    FOR THE PROFESSIONAL ! ------ COMBO METER / TESTER FOR EC / TDS / TEMP - WATERPROOF. The only handheld TDS meter / EC meter with full scale digital calibration. A water tester that is perfect for both consumer or commercial use. Ideal for all water quality testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment and more. Learn More
    $76.95 Special Price $59.99 As low as $47.99
  4. HM Digital PH-200 Waterproof Ph Water Testing Meter With Temperature
    HM Digital PH-200 Waterproof Ph Water Testing Meter With Temperature
    Incredibly accurate! A pH tester that is perfect for both consumer or commercial use. Ideal for all pH testing, water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment, wine, coffee, agriculture and more. Measures pH and Temperature. Auto-ranging three point calibration with digital fine tuning Includes 4 pH buffer solution in a sponge embedded in a clear cap, so you can see if it's dried up. Waterproof housing. Simultaneous temperature display. Measurement Range: 0-14 pH. Digital Calibration (push button). Auto-off function, data-hold function and low-battery indicator. Display: large and easy-to-read LCD screen includes simultaneous temperature reading. Factory Calibrated: The PH-200 meter is three-point factory calibrated to 4, 7, and 10 pH. The meter can be recalibrated with digital calibration using the push buttons, rather than a screwdriver. Includes a cap, batteries, and lanyard. pH Range: 0 - 14 Temperature Range: 0-80 °C; 32-176 °F Resolution: 0.01 pH; Temperature resolution is 0.1 °C/F Accuracy: +/- .02% Calibration: Digital calibration by push button. Electrode: Replaceable glass sensor and reference tube electrodes Housing: Waterproof (submersible; floats) Power source: 3 x 1.5V button cell batteries (included) Dimensions: 18.5 x 3.4 x 3.4 cm (7.3 x 1.3 x 1.3 inches) Weight without case: 96.4 g (3.4 oz) Learn More
    $119.99 Special Price $84.99 As low as $69.99
  5. PH Buffer Solution From HM Digital - 12 Pillow Packets
    PH Buffer Solution From HM Digital - 12 Pillow Packets
    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. Variety pack of pH buffer solution. Simple to use. Powder has an indefinite shelf life. Total volume: 1.2 liters. Each powder packet makes 100 ml of solution (when mixed with distilled or deionized water) Contents: 3 packets of 4.0 pH, 6 packets of 7.0 pH, 3 packets of 10.01 pH Extra: Includes one empty 100 ml bottle Accuracy: +/- 0.02 pH at 25 degrees Celsius Preparation directions included with the pack. Learn More
    $19.99 Special Price $13.99 As low as $10.99
  6. Pool and Spa Bacteria Water Tests - Quick Results
    Pool and Spa Bacteria Water Tests - Quick Results
    Pool and Spa Bacteria Water Tests - Individual Home Pool and Spa Bacteria Water Tests - Use with ease in your own home. Test for Pool and Spa Bacteria in Your Water. Find out what level of water quality is in your pool or spa. Very simple use and very fast results. Pool and Spa Bacteria Water Test - Fast & Easy - 2 Pool And Spa Bacteria Tests Per Package. Easy to use. Do it yourself. Results in 20 minutes. Test for harmful bacteria for safety now. Learn More
    $22.99 Special Price $15.99 As low as $12.99
  7. Water Test - School Student Project Kit Tests - Quick Results
    Water Test - School Student Project Kit Tests - Quick Results
    Water Test - School Project Kit Water Tests - Individual Water Test - School Project Kit Water Tests - Very simple use and very fast results. Fast & Easy - Easy to use. Do it yourself in the class room. 8 different tests allow students to analyze 5 seperate water supplies. Ease and accuracy prompts parents, students and educators to explore water quality in science classes and school fairs. Tests include Nitrates/Nitrites, pH/Alkalinity/Hardness, Chlorine, Copper, Iron. Great class project. Order 1 test kit per 5 students. Learn More
    $34.99 Special Price $24.99 As low as $19.99
  8. Precipitator 1- Digital PR-1 Water Tester- With Case - 1000
    Precipitator 1 Digital PR-1 Water Tester - With Case
    Precipitator 1 Digital PR-1 ® - With Case - Easy to Use - Use the Precipitator as an effective visual demonstration for displaying the differences between a customer's tap water and purified water. Tap water will turn a blackish-green within seconds and look undrinkable. FEATURES: The Precipitator 1 is an effective sales tool that visually demonstrates the difference between high TDS water and low TDS water after using it to perform a test on the water sample. Electrode rods display the degree of TDS present in the water sample through an electro-chemical reaction. Easy to set the testing time with an operating timer. Operating status lights display usage for both the tap water and the purified water. Encased in highly durable impact-resistant plastic. Folding electrode rods make the unit very easy to carry and manage. Comes in a convenient vinyl carrying case. SPECIFICATIONS Max. operating TDS: 500 PPM Timer range: 0 - 15 minutes Power source: AC 110V & AC 220V with adaptor plug included. Dimensions: 12.5 x 6 x 5.5 cm (5 x 2.3 x 2 in.) Unit Weight: 442.3 g (15.6 oz) Total Weight: 601 g (1 lb 5.2 oz) Be sure to order extra rods and fuses. Don't let a demonstration go bad because you needed the service kit. Optional service kit includes 4 iron rods, 2 aluminum rods and 2 fuses. Learn More
    $59.99 Special Price $39.99 As low as $19.99
  9. Precipitator 2 - Digital PR-2 Water Tester- Compact Model -2000
    Precipitator 2 Digital PR-2 Water Tester - Compact Model
    Precipitator 2 Digital PR-2 ® - Compact Model Easy to Use - Use the Precipitator 2 as an effective visual demonstration for displaying the differences between a customer's tap water and purified water. Tap water will turn a blackish-green within seconds and look undrinkable. FEATURES A smaller, scaled-down version of the Precipitator 1, both effective sales tools for water filtration professionals. Electrode rods display the degree of TDS present in the water sample through an electro-chemical reaction. Encased in highly durable impact-resistant plastic. Removable electrode rods make the unit very easy to carry and manage. Compact, flat pocket-size design. SPECIFICATIONS Max. operating TDS: 500 ppm Power source: AC 110V / AC 220V Adaptor plug for 220V not included. Dimensions: 10.2 x 9.9 x 2.4 cm (4 x 3.9 x 1 in.) Unit Weight: 178.6 g (6.3 oz.) Total Weight: 207 g (7.3 oz.) Be sure to order extra rods and fuses. Don't let a demonstration go bad because you needed the service kit. Optional service kit includes 4 iron rods, 2 aluminum rods and 2 fuses. Learn More
    $39.99 Special Price $24.49 As low as $12.99