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Safer Caterpillar Killer w/ BT, 16oz Concentrate
hf-SF5163
Safer Caterpillar Killer w/ BT, 16oz Concentrate
$9.74
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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 21 to 40 (of 347 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 
 AMMONIA ALERT   Seachem   AMMONIA ALERT 
Seachem Ammonia Alert™ 1 YEAR MONITOR Ammonia Alert™ is an innovative color device for continuously detecting and monitoring toxic free ammonia. A sensor changes reversibly from yellow to green to blue, relative to the ammonia concentration. No test kits, chemicals, or procedures are needed. The device detects less than 0.05 mg/L (ppm) free ammonia and alerts you to the #1 ki... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 729004   $6.28 
 Analog pH & TDS Meter.      Analog pH & TDS Meter. 
Myron L Analog pH & TDS Meter. TDS displayed in PPM... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more.
 NT200   $506.25 
 Analog TDS Meter.      Analog TDS Meter. 
Myron L Analog TDS Meter. Displayed in PPM. Use the 1500 ppm standard solution for agriculture. 1 EC or 10 CF = 700 ppm.... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more.
 NT100   $237.50 
 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 Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 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 Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 716441   $225.46 
 BlueLab Combo Meter   Bluelab   BlueLab Combo Meter 
Bluelab BlueLab Combo Meter (BLU2300E)It's all you need for simple and reliable crop management and it's all within arm's reach! The Bluelab Combo Meter is a conductivity, pH and temperature meter all in one. The Bluelab pH Probe and the Bluelab Conductivity/Temperature Probe are simply placed into the solution and the selected reading is displayed on screen. As the Bluelab Combo M... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 hf-BLU2300E   $225.46 
 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 Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 716488   $120.05 
 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 Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 716486   $111.02 
 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 Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 hf-BLU8000   $146.40 
 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 Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 716194   $146.40 
 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 Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 716484   $364.78 
 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 Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 716336   $288.53 
 Bluelab Guardian Monitor Connect   Bluelab   Bluelab Guardian Monitor Connect 
Stay connected to your crop 24/7. Monitor, data log, and remotely view pH, conductivity and temperature readings. 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 ... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 hf-BLU8001   $364.78 
 Bluelab Guardian Monitor Power Supply   Bluelab   Bluelab Guardian Monitor Power Supply 
Bluelab Bluelab Guardian Monitor Power Supply (BLU24700)Power supply unit with international plug adaptors for North America, Australia/New Zealand, UK and Europe.Designed specifically for use with the Bluelab Guardian Monitor. Manufacturer's Product Information ... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-BLU24700   $23.75 
 Bluelab Meter Carry Case   Bluelab   Bluelab Meter Carry Case 
Bluelab Bluelab Meter Carry Case (BLU7000)Bluelab is excited to introduce a new accessory which makes transporting and using their Meters even easier! 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 ma... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-BLU7000   $18.30 
 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 Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 716340   $153.72 
 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 Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 hf-BLU2320E   $153.72 
 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 Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 716480   $82.35 
 Bluelab pH Pen   Bluelab   Bluelab pH Pen 
Bluelab Bluelab pH Pen (BLU2210)The ultimate handy solution for measuring pH! Plants get their nutrition from minerals but they can only get all the right minerals they need if certain conditions are right. A key factor that affects food uptake is whether your solution is acid or alkaline. We measure this in pH. The Bluelab pH Pen is the latest innovation for hand held meters. It p... Note: Calibration Buffer Solutions are available separately. — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-BLU2210   $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 Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 716482   $68.69 
Displaying 21 to 40 (of 347 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  [Next >>] 
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