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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 344 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 
 FH NUTRADIP CMS PPM METER   FHD (Future Harvest Development)   FH NUTRADIP CMS PPM METER 
Nutradip® CMS PPM Meter NUTRADRIP CMS PPM METER (20/CASE) The Nutradip® CMS (constant monitoring system) Nutrient Meter has automatic temperature compensation and measures the TDS ppm/EC in your water.2 year limited warranty on meter. 6 month limited warranty on the probe. Manufacturer's Product Information ... — 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.
 716330   $70.93 
 BLUELAB GUARDIAN MONITOR   Bluelab   BLUELAB GUARDIAN MONITOR 
Bluelab® Guardian MonitorIn just one glance it measures all three critical parameters for successful growth pH, conductivity and temperature. Adjustable brightness display. Large easy to read, Plant Safe green LED displays. Selectable values for conductivity and temperature. Simple push button pH calibration system. No calibration required for conductivity and temperature. ... — 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.
 716336   $279.83 
 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   $149.08 
 Bluelab pH Controller / Doser   Bluelab   Bluelab pH Controller / Doser 
Hands-free monitoring and dosing of solution pH levels. Our clever pH controller automatically monitors and fine-tunes the pH levels for you. You simply set it, and forget. The pH is taken care of. For use with reservoirs up to 200 US gal/760 L. Plant-safe green back lit LCD with adjustable brightness and large, easy to read display. Easy to navigate menu to program, adjust setting... 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.
 716342   $402.29 
 Bluelab pH Controller - Connect / Doser   Bluelab   Bluelab pH Controller - Connect / Doser 
Our brainy pH controller connect constantly monitors and fine-tunes the pH levels for you. But more than that, it wirelessly data logs to your computer too, putting continuous information at your fingertips. Use the data to make system changes faster for the ultimate crop. You can also change the settings from your PC. One Bluelab Connect Stick is required, sold separately. Local a... 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.
 716343   $443.70 
 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   $78.03 
 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   $78.03 
 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   $48.45 
 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...more info.
 716367   $212.92 
 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   $7.09 
 Sure Test pH Indicator Solution Test Kit 1 oz (24/Cs)      Sure Test pH Indicator Solution Test Kit 1 oz (24/Cs) 
SureTest™ liquid indicator pH test kit provides a fast and accurate way to determine the pH of you fertilizer solution. The attached snap caps on both the reagent bottle and the test vial allows rapid determination of pH without ever having to set each container down. Collect a sample add 2-3 drops of of the indicator solution and compare the color of the sample to the chart on the... Note: Calibration Buffer Solutions are available separately. 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...more info.
 716384   $3.85 
 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   $32.54 
 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   $22.36 
 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   $131.81 
 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   $17.75 
 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...more info.
 716441   $218.66 
 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   $49.69 
 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   $28.34 
 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   $79.87 
 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   $66.61 
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DRIP CAP 6" (125/CS)
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