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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 201 to 220 (of 354 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 
 pH Controller Sampling Kit   HydroFarm   pH Controller Sampling Kit 
Autopilot pH Controller Sampling Kit (APCEPH1SK)pH sampling assembly, allows for more accurate readings. Sampling kit includes a submersible pump, 3/4" x 5' tubing and molded sensor assembly with mounting bracket. The sampling assembly provides a stable method to mount the pH and temperature sensors. It uses a submersible pump to mix the water and to provide constant water fl... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-APCEPH1SK   $56.21 
 Bluelab Truncheon Meter   Bluelab   Bluelab Truncheon Meter 
Bluelab Bluelab Truncheon Meter (BLU2000E)It is essential when growing with a hydroponic solution to KNOW what the strength of the solution is before feeding your plants AND while they are growing. This is easy if you use the Bluelab Truncheon® Nutrient Meter! To take a reading of your solution - simply place the probe head into the solution for 1-2 minutes to reach the same te... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-BLU2000E   $105.00 
 Commercial Truncheon Meter   Bluelab   Commercial Truncheon Meter 
Bluelab Commercial Truncheon Meter (BLU2100E)Big jobs require a big Truncheon! With a conductivity range right up to 6.0EC (60CF or 4200ppm), it will never leave you short. The Commercial Truncheon® Nutrient Meter has been designed for hydroponic crops that require a higher than normal EC or CF requirement during their growing cycle. It's super tough, fully waterproof, has no o... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-BLU2100E   $105.00 
 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   $84.38 
 Bluelab Soil pH Pen   Bluelab   Bluelab Soil pH Pen 
Bluelab Bluelab Soil pH Pen (BLU2216)A handy solution made easy! The Bluelab 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. In soils or growing media, pH strongly influences the availability of the microorganisms to plants in the soil. Now you can closely monitor and adjust the pH lev... — 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-BLU2216   $138.75 
 Bluelab ppm Pen   Bluelab   Bluelab ppm Pen 
Bluelab Bluelab ppm Pen (BLU2221)The ultimate handy solution for measuring conductivity! The Bluelab ppm Pen is the latest innovation for hand held conductivity meters. It provides a compact, quick and handy way to manage the success of your crops. The Bluelab ppm Pen simply tells you that your plants have the right amount of nutrient in your solution and lets you know if adjustmen... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-BLU2221   $70.37 
 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   $231.00 
 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   $157.50 
 Soil pH Meter   Bluelab   Soil pH Meter 
Bluelab Soil pH Meter (BLU2330E)The pH level of soils or substrates strongly influences crop performance. Do you know what the pH of your soil is? Soil pH measuring made simple! If you need to measure the pH level of soil, media or substrates, then the Bluelab Soil pH Meter is just what you need. This hand-held meter comes with a Soil pH Probe, Dibber/Auger, pH4.0 and pH 7.0 calibr... 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-BLU2330E   $178.75 
 Bluelab Replacement pH Probe for Guardian, Combo, & pH Meter   Bluelab   Bluelab Replacement pH Probe for Guardian, Combo, & pH Meter 
Bluelab Bluelab Replacement pH Probe for Guardian, Combo, & pH Meter (BLU24102)Easy to clean because of its bullet shaped glass bulb. Fully waterproof and less fragile than all-glass electrodes because of its tough polypropylene barrel. Gel filled (non-refillable) making it maintenance free and a double junction reference providing longer life! ... 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-BLU24102   $61.25 
 Soil pH Probe   Bluelab   Soil pH Probe 
Bluelab Soil pH Probe (BLU24115)Handy for direct pH testing of soils or pH soil solutions. The non-refillable Bluelab Soil pH Probe is used to measure the pH levels of soil or media of cropping, pasture, containerised plants, home gardens, propagation culture... anywhere that the soils' pH requires testing. The Bluelab Soil pH Probe can be connected to the Bluelab pH Meter and Blue... 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-BLU24115   $82.50 
 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 
 Guardian Monitor   Bluelab   Guardian Monitor 
Bluelab Guardian Monitor (BLU27100)In just one glance it magically measures all 3 critical parameters for successful growth; pH, conductivity AND temperature. The Bluelab Guardian Monitor is a constant indicator of the desired levels of EC/ppm 700/TDS/CF, pH and temperature, enabling the grower to optimise these parameters as the crop progresses through each growing phase. The Blue... — 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-BLU27100   $295.62 
 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   $18.75 
 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   $150.00 
 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   $373.75 
 Hydroponic Essentials pH Test Kit   HydroFarm   Hydroponic Essentials pH Test Kit 
Hydroponic Essentials Hydroponic Essentials pH Test Kit (ESPHTEST)(Wide Spectrum) Measures 3-10 pH. The Hydroponic Essentials pH test kit is good for 150 tests. At the rate of 3 tests per week it will last one year, making it excellent value for money. This kit covers a pH range of 3-10 measuring in 0.1 increments. Manufacturer's Produc... 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-ESPHTEST   $4.47 
 Nutradip continuous pH/PPM(442)/Temp meter   FHD (Future Harvest Development)   Nutradip continuous pH/PPM(442)/Temp meter 
Nutradip (Tri Meter) Nutradip continuous pH/PPM(442)/Temp meter (FH1100046)The Nutradip Tri-Meter combines the technology of the pH and TDS meters and addresses an additional key factor in hydroponic growing, the temperature. Temperature in a nutrient solution is often wrongly overlooked. The temperature variance in a growing operation can significantly restrict the growt... — 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-FH1100046   $174.71 
 pH Test Kit, 1 oz   General Hydroponics   pH Test Kit, 1 oz 
General Hydroponics pH Test Kit, 1 oz (GH1515)pH test kit Contains pH test fluid and test strips Manufacturer's Product Information MSRP each $7.54 UPC793094015165 Dimensions1.7 x 6 x 1.2 Case Weight3 Case Quantity24 ... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-GH1515   $5.65 
 pH Test Indicator 8 oz   General Hydroponics   pH Test Indicator 8 oz 
General Hydroponics pH Test Indicator 8 oz (GH1516)Fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Use 3 drops per 5mL of solution. Manufacturer's Product Information MSRP each $10.76 ... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-GH1516   $8.08 
Displaying 201 to 220 (of 354 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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