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Meters, Timers & Instruments: pH, EC, PPM & TDS Testers: pH, EC, PPM & TDS Meters, Monitors, Testers, Pens & Test Kits for Water & Soil

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Displaying 261 to 280 (of 334 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  [Next >>] 
 Sort by Popularity   Manufacturer   Product(s)   Model   Price+   Buy Now 
 GroChek Hanna pH/EC/TDS/C/PPT Pocket Tester   Hanna Instruments   GroChek Hanna pH/EC/TDS/C/PPT Pocket Tester 
Hanna Instruments GroChek Hanna pH/EC/TDS/C/PPT Pocket Tester (HI98130)Here is a waterproof tester that offers high accuracy pH, EC/TDS, and temperature measurements in a single tester! No more switching between meters for your routine measurements. This floating, waterproof combination tester has an easy to read LCD and an automatic shut-off. pH and EC/TDS readings are automatical... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HI98130   $137.99 
 Bluelab Grower's Toolbox-Limited Edition   Bluelab   Bluelab Grower's Toolbox-Limited Edition 
Bluelab Bluelab Grower's Toolbox-Limited Edition (BLU8000)A handy pack with everything you need to get going and keep growing! The Bluelab Grower's Toolbox combines the essential tools you need to easily manage your crop by measuring the pH, conductivity (ppm) and temperature of the nutrient solution. Learn the hydroponics basics with the Grow Book, so you can get going... And keep... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BLU8000   $138.00 
 Bluelab Growers Toolbox   Bluelab   Bluelab Growers Toolbox 
Bluelab Grower's Toolbox - Limited Edition The Bluelab Grower’s Toolbox combines the essential tools you need to easily manage your crop by measuring the pH, conductivity (ppm) and temperature of the nutrient solution. Learn the hydroponics basics with the Grow Book, so you can get going… And keep growing with the ultimate handy team, the Bluelab pH Pen and Bluelab ppm Pen. These ... — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA....more info.
 716194   $138.00 
 OAKTON MULTI PTTESTER 35 (PH/TDS/TEMP)   Oakton   OAKTON MULTI PTTESTER 35 (PH/TDS/TEMP) 
Oakton® MULTI PT Testr 35 One pocket sized meter for pH, TDS and temperature! Up to 5 point pH calibration with NIST or USA auto buffer recognition. Great for water, laboratory or plant use, this multi Testr features single-junction pH electrodes for longer life and wider range of sample compatibility. Pin-style conductivity sensors feature stainless steel electrodes for chem... — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA....more info.
 716108   $139.09 
 Waterproof PC Testr 35 (EC & pH)   Oakton   Waterproof PC Testr 35 (EC & pH) 
Oakton Waterproof PC Testr 35 (EC & pH) (OK3542500)Two important measurements in one instrument. The PCTestr tests conductivity and pH while the PTTestr tests EC and pH. They feature easy-to-read displays, push-button calibration, HOLD function, and error messages. Valox® housing and stainless steel electrodes offer good chemical compatibility and durability, and are designed t... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-OK3542500   $139.37 
 Waterproof PT Testr 35 (pH & TDS)   Oakton   Waterproof PT Testr 35 (pH & TDS) 
Oakton Waterproof PT Testr 35 (pH & TDS) (OK3542505)Two important measurements in one instrument. The PCTestr tests conductivity and pH while the PTTestr tests TDS and pH. They feature easy-to-read displays, push-button calibration, HOLD function, and error messages. Valox® housing and stainless steel electrodes offer good chemical compatibility and durability, and are designed... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-OK3542505   $139.37 
 Milwaukee pH Controller MC122   Milwaukee Instruments   Milwaukee pH Controller MC122 
Milwaukee Instruments pH Controller - MC122 Professional pH controller User selectable Hi/Low Set Point Manual 2 points calibration Visual LED alarm Supplied with 12 VDC adapter and mounting kit Power plug for CO2 dosing Double junction pH electrode with 2m cable (BNC connector) ... Note: Calibration Buffer Solutions are available separately. — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA....more info.
 716690   $139.67 
 Hanna Combo Pen - pH/EC/TDS/Temp. (HI 98129)   Hanna Instruments   Hanna Combo Pen - pH/EC/TDS/Temp. (HI 98129) 
Hanna Combo Pen - pH/EC/TDS/Temp. (HI 98129) (eco-5529C)Combo pH/EC/TDS/C/PPM Tester Dual-level LCD Replaceable pH Electrode Cartridge Automatic Calibration Hanna Combo Pen The HI 98129 combo waterproof testers offer the highest accuracy in measurements with a single tester. Will measure pH, EC/TDS and temperature. SKU: HI98129 Weight: 1.0 lbs. Package Dim... — Ships from Seattle, Washington USA....more info.
 eco-5529C   $141.51 
 Digital Brix Refractometer Range - 0 to 85   Milwaukee Instruments   Digital Brix Refractometer Range - 0 to 85 
Milwaukee Instruments Digital Brix Refractometer Range - 0 to 85 (MIMA871)Digital Sugar Refractometer for general purpose with automatic temperature compensation (ATC).Range 0-85% Brix, resolution 0.1%, units come with battery. Manufacturer's Product Information MSRP each $169... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-MIMA871   $142.82 
 HANNA PH/EC/TDS TEMP CONTINUES COMBO METER (HI991404)   Hanna Instruments   HANNA PH/EC/TDS TEMP CONTINUES COMBO METER (HI991404) 
Hanna Grochek® Combo pH/EC/TDS/Temperature Monitor (Model HI 991404) The Combo HI 991404 meter is designed for continuous, high accuracy pH, EC/TDS and temperature measurements. These microprocessor indicators continuously monitor the three most important nutrient parameters in hydroponics, greenhouses and horticultural applications with a single instrument. These indicators fea... — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA....more info.
 716800   $143.47 
 Bluelab pH meter with probe   Bluelab   Bluelab pH meter with probe 
Bluelab Bluelab pH meter with probe (BLU2320E)The Bluelab pH Meter is used to accurately measure the pH value of a solution. Simply place the Bluelab pH probe into the solution and the reading will be displayed on the screen. As the meter is portable and does not need a power supply to operate, it can be used anywhere and anytime to help you manage your crops' daily nutrient requir... Note: Calibration Buffer Solutions are available separately. — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BLU2320E   $144.90 
 Bluelab pH Meter   Bluelab   Bluelab pH Meter 
Bluelab pH Meter The Bluelab pH Meter is used to accurately measure the pH value of a solution. Simply place the pH probe into the solution and the reading will be displayed on the screen. As the meter is portable and does not need a power supply to operate, it can be used anywhere and anytime to help you manage your crops' daily nutrient requirements. It is easy to calibrate... Note: Calibration Buffer Solutions are available separately. — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA....more info.
 716340   $144.90 
 REPLACEMENT CONTACT RINGS FOR pH TRUCHEAN METER (3 PER PACK) Special Order   Bluelab   REPLACEMENT CONTACT RINGS FOR pH TRUCHEAN METER (3 PER PACK) Special Order 
pH Truncheon™ Meter PH TRUNCHEON CONTACT RINGS ( 3 PACK) With its easy to read illuminated display, one-touch calibration system, super clear instructions and no buttons to push, measuring pH just got a whole lot simpler. The flashing lights you love so much; the easiest calibration system ever; reliability only Bluelab® products can provide; longest lasting probe ... Note: Calibration Buffer Solutions are available separately. — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA....more info.
 716054   $144.95 
 24-7 Nutrient Monitor.   Control Wizard   24-7 Nutrient Monitor. 
The 24–7 Nutrient Monitor from Control Wizard Products is a great all around meter for nutrient applications needing constant monitoring. It measures PPM, pH and Temperature and with its large illuminated display it is easy to read from a distance. Calibration screws are conveniently located on the front for easy access. Control Wizard has priced the new 24-7 Nutrient Monitor to ha... — Ships from Portland, Oregon USA....more info.
 CW511   $145.20 
 FH TRI-METER CONTINUOUS MONITOR #204 EC/pH/TEMPERATURE   FHD (Future Harvest Development)   FH TRI-METER CONTINUOUS MONITOR #204 EC/pH/TEMPERATURE 
Tri-Meter Continuous Monitor (EC/pH/Temp) TRI-METER(EC/PH/TEMP) #204 15/CASE This meter gives you the ability to monitor pH level, Nutrient Levels in EC and Nutrient Temperature.This continuous monitoring system requires no batteries, just plug it in to an AC wall receptacle and the meter will remain in a calibration mode for months. The Nutradip® Tri-Meter, with automatic t... — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA....more info.
 716310   $160.94  $145.55 
 Mini pH Controller   Hanna Instruments   Mini pH Controller 
Hanna Instruments Mini pH Controller (HI9814110)The mini pH controller has been designed for easy, affordable installation in tight spaces, ideal for simple and effective process control. The unit is provided with high impedance pH input and can be used with any pH electrode with standard BNC connector. Measurements are clearly displayed on the LCD, while the status LED indicates o... Note: Calibration Buffer Solutions are available separately. — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HI9814110   $147.63 
 CW 24-7 NUTRIENT MONITOR PPM/pH/TEMPERATURE   Control Wizard   CW 24-7 NUTRIENT MONITOR PPM/pH/TEMPERATURE 
24-7 Nutrient Monitor 24-7 NUTRIENT MONITOR W/CALIB. SOLUTION The 24-7 Nutrient Meter from Control Wizard Products is a great all around meter for nutrient applications needing constant monitoring. It measures PPM, pH and Temperature and with its large illuminated display it is easy to read from a distance. Calibration screws are conveniently located on the front for easy acc... — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA....more info.
 716572   $149.44 
 pH Controller 115V   Hanna Instruments   pH Controller 115V 
Hanna Instruments pH Controller 115V (HIBL981411-1)This pH controller has been designed for easy, affordable installation in tight spaces, ideal for simple and effective process control. The unit is provided with high impedance pH input and can be used with any pH electrode with standard BNC connector. Measurements are clearly displayed on the LCD, while the status LED indicates op... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HIBL981411-1   $151.79 
 TDS/Conductivity/Salinity Pocket Pen   HydroFarm   TDS/Conductivity/Salinity Pocket Pen 
TDS/Conductivity/Salinity Pocket Pen (JLPT1)This instrument is designed to be extremely accurate, fast and simple to use in diverse water quality applications. Advanced features include the ability to select from 3 different solution types that model the characteristics of the most commonly encountered types of water; proprietary temperature compensation and TDS conversion algorit... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-JLPT1   $152.11 
 Dual Grochek - pH, TDS, Temp. Continuous monitoring (HI981404N)   Hanna Instruments   Dual Grochek - pH, TDS, Temp. Continuous monitoring (HI981404N) 
Dual Grochek - pH, TDS, Temp. Continuous monitoring (HI981404N) (eco-5422C)GroChek pH & TDS Combo Continuous Reading Meter Displays pH & EC Simultaneously Adjustable Setpoints Space Efficient Hanna Dual Grochek The HI 981404N is ideal for hydroponic applications where pH and TDS levels need to be continuously monitored. These wall mount monitors feature a larg... — Ships from Seattle, Washington USA....more info.
 eco-5422C   $153.15 
Displaying 261 to 280 (of 334 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  [Next >>] 
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EcoPlus Replacement Eco 1/2 in Press on Tapered Fitting
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