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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 41 to 60 (of 359 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  [Next >>] 
 Sort by Popularity   Manufacturer   Product(s)   Model+   Price   Buy Now 
 Future Harvest Nutradip Nutrient Meter PPM Dual Power AC DC   FHD (Future Harvest Development)   Future Harvest Nutradip Nutrient Meter PPM Dual Power AC DC 
Nutradip Nutrient MeterNutradip® Nutrient Meters are the reliable way to measure the strength of your gardens nutrient supply. It is a continuous monitoring meter with automatic temperature compensation and dc power built in for portability. Lightweight, portable and splash resistant. Wall mount or hand held -AC & DC powered. Easy to read plant... — 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.
 716350   $80.46 
 Future Harvest Nutradip Nutrient Meter EC Dual Power AC DC   FHD (Future Harvest Development)   Future Harvest Nutradip Nutrient Meter EC Dual Power AC DC 
Nutradip Nutrient MeterNutradip® Nutrient Meters are the reliable way to measure the strength of your gardens nutrient supply. It is a continuous monitoring meter with automatic temperature compensation and dc power built in for portability. Lightweight, portable and splash resistant. Wall mount or hand held -AC & DC powered. Easy to read plant... — 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.
 716355   $80.46 
 Future Harvest Nutradip pH Replacement Probe   FHD (Future Harvest Development)   Future Harvest Nutradip pH Replacement Probe 
Nutradip pH Replacement ProbeFuture Harvest Nutradip pH Replacement Probe (716365)Nutradip pH Probes are the reliable way to measure acidity in your nutrient solution. The pH Probe is a continuous monitoring pH meter with automatic temperature compensation, and dc power built in for portability. Nutradip Probes are engineered for accuracy and durability, helping growers measure... 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.
 716365   $49.96 
 Future Harvest Grow Boss - Nutrient Monitor (4/Cs)   FHD (Future Harvest Development)   Future Harvest Grow Boss - Nutrient Monitor (4/Cs) 
The Nutradip® GrowBoss is a nutrient monitoring system that assists growers in achieving maximum results for their growing efforts. The GrowBoss is a constant monitoring meter that indicates to the grower the exact levels of nutrient strength, pH and temperature. This allows the grower to adjust and optimize each parameter as the crop progresses through each growth cycle. The Growb... This item is sold individually. — 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 Free Shipping when ordering $50 or more of qualifying items....more info.
 716367   $219.54 
 SureTest pH Test Strip Kit 5.5 - 8.0 (litmus paper)      SureTest pH Test Strip Kit 5.5 - 8.0 (litmus paper) 
The SureTest™ Kit includes everything you need to test the pH of your water or nutrient solution. Includes 15 ft of pH dependent color changing paper. The testers have a pH range from 5.5 to 8.0 in either 0.2 or 0.3 increments. Full color chart to match your pH test results.... 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.
 716380   $7.31 
 Hanna Checker pH Tester (HI 98103)   Hanna Instruments   Hanna Checker pH Tester (HI 98103) 
Hanna Checker pH Tester (HI 98103)Hanna Checker pH Tester (HI 98103) (716435)At the cost of just a few rolls of litmus paper, you can have the industry's best pocket-size pH tester. The Checker supplies you with fast and accurate readings from 0.00 to 14.00 pH with a resolution of 0.01 pH. This compact tester features a large easy-to-read LCD and a simple to perform 2-point calibra... 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.
 716435   $33.55 
 Hanna Checker Replacement Electrode (HI 1270)   Hanna Instruments   Hanna Checker Replacement Electrode (HI 1270) 
Hanna Checker pH Tester (HI 98103)Hanna Checker Replacement Electrode (HI 1270) (716436)At the cost of just a few rolls of litmus paper, you can have the industry's best pocket-size pH tester. The Checker supplies you with fast and accurate readings from 0.00 to 14.00 pH with a resolution of 0.01 pH. This compact tester features a large easy-to-read LCD and a simple to perform 2-po... — 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.
 716436   $23.06 
 Bluelab Soil pH Pen   Bluelab   Bluelab Soil pH Pen 
Bluelab Soil pH Pen This clever soil pH pen will help you manage the success of soil grown crops. The soil pH pen provides a pH and temperature reading of soils and media, so you know that the right nutrients will be made available to your plants. It will also measure solutions too…... — 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.
 716438   $135.91 
 Bluelab Carry Case   Bluelab   Bluelab Carry Case 
Bluelab Carry Case The Bluelab Carry Case provides a custom fit so you can use and read your Bluelab Meter right from the carry case. A firm outer casing offers impact reduction for your Meter. There are two pockets in the top of the case especially made for meter probes. The internal strap is a tidy way to tuck away the probe cables. Removable and adjustable straps prov... — 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.
 716440   $18.30 
 BLUELAB COMBINATION METER MEASURES pH, NUTRIENTS AND TEMPERATURE   Bluelab   BLUELAB COMBINATION METER MEASURES pH, NUTRIENTS AND TEMPERATURE 
Blue Lab Combo Meter COMBO METER/BLUELAB Light weight and portableMeasures pH, Nutrient and TemperatureThree display options for nutrient - EC, CF, ppm (500 scale)Two display options for temperature (C or F)Three calibration points, 4, 7 and 10 pHTemperature at a push of a buttonSimple push button pH calibrationAuto turn off functionLarge 13mm (1/2) digital display for easy r... — 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 Free Shipping when ordering $50 or more of qualifying items....more info.
 716441   $225.46 
 REPLACEMENT PROBE FOR BLUELAB COMBINATION METER & pH MONITORS   Bluelab   REPLACEMENT PROBE FOR BLUELAB COMBINATION METER & pH MONITORS 
Blue Lab Combo Meter PH REPLACEMENT ELECTRODE BLUE Light weight and portableMeasures pH, Nutrient and TemperatureThree display options for nutrient - EC, CF, ppm (500 scale)Two display options for temperature (C or F)Three calibration points, 4, 7 and 10 pHTemperature at a push of a buttonSimple push button pH calibrationAuto turn off functionLarge 13mm (1/2) digital display ... 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.
 716445   $51.24 
 KILL A WATT METER   P3 International   KILL A WATT METER 
Kill A Watt KILL A WATT METER Measures electrical consumption accurately within 0.2% and is ETL approved. Features large LCD screen which displays 8 critical units of measurements. Enables you to cost forecast. Manufacturer's Product Information 2007 MSRP Each $39.95 Case Weight0.44 LB Case Dimens... — 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.
 716450   $29.22 
 Bluelab pH Pen   Bluelab   Bluelab pH Pen 
Bluelab pH Pen Measures pH and temperature. Selectable units for ˚C & ˚F. Backlit LCD display. Double junction probe (not replaceable). Successful calibration indicator. Hold reading function and low battery warning. Fully waterproof with auto off function. Automatic temperature compensat... 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.
 716480   $82.35 
 Bluelab PPM Pen   Bluelab   Bluelab PPM Pen 
Bluelab PPM PenMeasures conductivity and temperature. Selectable units for conductivity and temperature. Backlit LCD display with low battery warning. Successful calibration indicator and calibration is optional. Fully waterproof. Auto off function and hold reading function. Automatic temperature compensation. Loop handle for easy dipping and hanging. Units: E... — 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.
 716482   $68.69 
 Bluelab Guardian Connect   Bluelab   Bluelab Guardian Connect 
Bluelab Connect Guardian Monitor The Bluelab Guardian Monitor Connect is not only a constant indicator of the desired levels of pH, conductivity and temperature of your nutrient solution, it also data logs these critical parameters to your computer for you. It does not stop there. You can access the data via the cloud from a remote mobile device or computer to check for extreme ... — 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 Free Shipping when ordering $50 or more of qualifying items....more info.
 716484   $329.40 
 Bluelab Connect Stick   Bluelab   Bluelab Connect Stick 
Bluelab Connect Product Suite The Bluelab Guardian Monitor Connect, Bluelab Connect Stick, Bluelab Connect Range Extender and Bluelab Connect Software. The Bluelab Guardian Monitor Connect can connect wirelessly to a computer at the grow site via the Bluelab Connect Stick, which enables the data logging of pH, Conductivity and Temperature to the FREE Bluelab Connect Software, do... — 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.
 716486   $111.02 
 Bluelab Connect Range Extender   Bluelab   Bluelab Connect Range Extender 
Bluelab Connect Product Suite The Bluelab Guardian Monitor Connect, Bluelab Connect Stick, Bluelab Connect Range Extender and Bluelab Connect Software. The Bluelab Guardian Monitor Connect can connect wirelessly to a computer at the grow site via the Bluelab Connect Stick, which enables the data logging of pH, Conductivity and Temperature to the FREE Bluelab Connect Software, do... — 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.
 716488   $120.05 
 Grower's Edge Wireless Remote Sensor      Grower's Edge Wireless Remote Sensor 
Grower's Edge Thermometer/Hygrometer with Sensor Large screen digital readout. Wireless sensor transmits up to 50 feet. Expandable to accept 2 additional sensors. Waterproof casing is chemical and UV resistant. Displays degrees in F or C. Wireless Sensor - For use with Grower's Edge Digital Thermometer & Hygrometer #716555. Transmits up to 50 feet. 2 AAA batteries included. R... — 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.
 716557   $17.02 
 CW EC DIPSTICK   Control Wizard   CW EC DIPSTICK 
Control Wizard Dipstick DIPSTICK METERS New name! New label! Same easy to use meter! Now with the 4 most popular scales: EC, CF, 500:1ppm, and 700:1ppm! The E.C. Dipstick dissolved salts pen operates on 3 common inexpensive AA alkaline batteries. Measures in PPM, EC and CF scales.There is no calibration required. It calibrates itself each time you replace the batteries. It is... — 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.
 716570   $58.56 
 CW DIPSTICK   Control Wizard   CW DIPSTICK 
DigiStick™ DIGI STICK The lighted display is large and easy to read. There are no mistakes when the temperature compensating microchip quickly senses the electro conductivity of the nutrient solution or water sample and automatically freezes the display reading. PPM, EC and CF scales are easily accessed by easy to read buttons. Cutting edge electronic circuitry keep... — 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.
 716571   $59.17 
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