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BlueLab Combo Meter pH EC TDS...

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BlueLab Combo Meter pH EC TDS PPM Temp CF Blue Lab hydroponic nutrient electrode
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Bluelab Replacement Ph...

$53.89
eBay Bluelab Replacement Ph Electrode Probe Combo Meter
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gardenallyear Store The Bluelab pH Combo The Bluelab pH Combo Probe serves as a replacement for the same essential component found in our reliable Bluelab Combo Meter. Probe is covered by a six-month manufacturer’s guarantee. Shipping is Discreet Powered by eBay Turbo Lister The free listing tool. List your items fast and easy and manage your active items.
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Bluelab Meter Carry Case - Ph...

$24.99
eBay Bluelab Meter Carry Case - Ph Ppm Combo Pen Hydroponics Portable Travel
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Why The Hydro Source? Bluelab Meter Carry Case *METER SOLD SEPARATELY* 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 made for meter probes. The internal strap is a tidy way to tuck away the probe cables. R
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Bluelab Meter Carry Case -ph...

$25.50
eBay Bluelab Meter Carry Case -ph Ppm Combo Pen Hydroponics Portable Travel
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Brand New!Bluelab Meter Carry Case About the product 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 made for meter probes. The internal strap is a tidy way to tuck away the probe cables. Removable and adjus
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Bluelab Ph And Ppm Pen Meter...

$159.95
eBay Bluelab Ph And Ppm Pen Meter Combo Kit - Both Pens
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gardenallyear Store The Bluelab pH Pen is a handy option for hobby and small scale hydroponic growers. Maintaining proper pH levels is key in raising healthy, fruitful plants, and this pen accurately measures both the pH and temperature in your hydroponic system. It also features selectable units for ˚C and ˚F, a backlit LCD display, double junction probe, successful calibration indicator, hold function, low battery warning, auto off function, automatic temperature compensation, and is fully
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Bluelab Ph & Ppm Pen Meter...

$136.95
eBay Bluelab Ph & Ppm Pen Meter Combo Kit -tester Blue Lab Calibration
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Brand New! Bluelab pH PPM Pen About the product The Bluelab pH Pen is the latest innovation for hand held pH meters and is the ultimate handy solution for measuring pH. Hydroponic growing lets you give the best care possible to your plants. The quality of care is in your control. The Bluelab pH Pen provides a compact, quick and handy way to manage the success of your crops to ensure maximum uptake of nutrients. Teamed with our Bluelab EC Pen or Bluelab ppm Pen, you have a handy, convenient and
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Bluelab Ph And Ppm Pen Meter...

$128.95
eBay Bluelab Ph And Ppm Pen Meter Combo Kit
+ $12.95 shipping
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gardenallyear store The Bluelab pH Pen is a handy option for hobby and small scale hydroponic growers. Maintaining proper pH levels is key in raising healthy, fruitful plants, and this pen accurately measures both the pH and temperature in your hydroponic system. It also features selectable units for ˚C and ˚F, a backlit LCD display, double junction probe, successful calibration indicator, hold function, low battery warning, auto off function, automatic temperature compensation, and is fully
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BlueLab Original Truncheon EC...

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BlueLab Original Truncheon EC CF PPM Nutrient Meter - Hydroponic tester Blue Lab
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Bluelab Combo Meter Ph Ec Tds...

$194.50
eBay Bluelab Combo Meter Ph Ec Tds Ppm Temp Cf -blue Lab Nutrient Electrode
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The Bluelab Combo Meter is a portable pH, conductivity and temperature meter all in one. If you are experiencing problems with yellow leaves, or slow stunted growth, the Bluelab Combo Meter will soon tell you if each parameter is within the plants requirements. Adjustments can be quickly made to get your crop back on track.The Bluelab Combo Meter has two probes, a Bluelab pH Probe and a Bluelab Conductivity/Temp erature Probe. When taking a reading, simply place them into the solution and the se
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Bluelab Ph And Ppm Pen Meter...

$137.99
eBay Bluelab Ph And Ppm Pen Meter Combo Kit - Blue Lab Tester Meters Calibration
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Why The Hydro Source? Bluelab pH and PPM Pen The Bluelab pH Pen is the latest innovation for hand held pH meters and is the ultimate handy solution for measuring pH.Hydroponic growing lets you give the best care possible to your plants. The quality of care is in your control.The Bluelab pH Pen provides a compact, quick and handy way to manage the success of your crops to ensure maximum uptake of nutrients. Teamed with our Bluelab EC Pen or Bluelab ppm Pen, you have a handy, convenient and accur
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Bluelab Combo Replacement Ph...

$60.99
eBay Bluelab Combo Replacement Ph Probe
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Bluelab Combo Replacement pH Probe Bluelab Combo Replacement pH Probe Been doing a lot of probing with your Bluelab Combo Meter? The Bluelab Combo Replacement pH probe is identical to the probe that comes packaged with the Bluelab Combo Meter package. This replacement piece has a six-month manufacturer guarantee. When your Bluelab Combo Meter probe has probed its last solution, pick up a replacement probe today and you'll be back probing in no time.
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Bluelab Ph Probe Replacement...

$48.95
eBay Bluelab Ph Probe Replacement -meter Combo Guardian Calibration Blue Lab
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Brand New! Bluelab pH Probe Replacement About the product 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! What's in the Package Additional Images - Bluelab pH Probe Replacement FIVE-STAR SATISFACTION GUARANTEED Our company has a reputation for delivering excellent service, ensur
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Bluelab Combo Meter Ph Ec Tds...

$198.89
eBay Bluelab Combo Meter Ph Ec Tds Ppm Temp Cf -blue Lab Nutrient Electrode
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Brand New! Bluelab Combo Meter About the product Better crops start with the Bluelab Combo Meter, it's all you need for simple and reliable crop management and it's all within arms reach.  It is a conductivity, pH and temperature meter all in one. It comes with a pH probe and conductivity/temp erature probe, which are simply placed into the solution and the selected reading is displayed on screen.   As the Bluelab Combo Meter is portable and does not require a power supply to operate, it can b
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Bluelab Combo Meter...

$269.95
eBay Bluelab Combo Meter Ph/ec/tds/temp
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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/Temp erature Probe are simply placed into the solution and the selected reading is displayed on screen. As the Bluelab Combo Meter is portable and does not require a power supply to operate, it can be used anytime and anywhere to help you manage your crops daily nutrient require
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Bluelab Carry Case For Meter

$33.02
eBay Bluelab Carry Case For Meter
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Bluelab Carry Case for Meter Item Description 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 provide even more comfort and convenience. The strap can be hung on the wall or used over your shoulder
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Bluelab Combo Meter -...

$198.89
eBay Bluelab Combo Meter - Hydroponics Nutrient Tester Ph Ec Tds Ppm Temp Cf Blue Lab
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Why The Hydro Source? Bluelab Combo Meter Main Features: Light weight and portable Measures pH, Nutrient (conductivity) and Temperature Three display options for Nutrient - EC, CF, ppm (500 scale) Two display options for Temperature (°C or °F) No calibration required for conductivity or temperature Simple two point calibration for pH Temperature at a push of a button Simple push button pH calibration Auto turn off function Large 13mm(1/2) digital display for easy reading Supplied with qualit
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Bluelab Ppm Pen Ec...

$73.99
eBay Bluelab Ppm Pen Ec Temperature Hydroponics Meter
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Bluelab PPM Pen EC Temperature Hydroponics Meter Bluelab PPM Pen EC Temperature Hydroponics Meter With the Bluelab PPM Pen, measuring plant-food- availability has never been easier. All you do is insert the PPM Pen into the solution, press a button, and the PPM Pen takes care of the rest of the calculations and science-stuff. This is a handheld, battery-powered meter that is fantastic for hobbyists and small-scale growers. The PPM Pen comes with a 12-month manufacturer's warranty. PPM Pen Featur
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Bluelab Ec Solution, 500 Ml...

$14.50
eBay Bluelab Ec Solution, 500 Ml Ppm Pen Meter Truncheon Calibration
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Bluelab EC Solution, 500 ml PPM Pen Meter Truncheon Calibration Bluelab EC Solution, 500 ml PPM Pen Meter Truncheon Calibration Bluelab EC Solution is used as a reference or checking solution to ensure the cleanliness and proper functionality of EC/CF probes. If you are using a meter besides Bluelab, please ensure that your meter is compatible with this solution type. Bluelab's EC/CF equipment does not need calibrating as they are all factory calibrated here at Bluelab. The CF27.7 (EC2.77) sol
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Bluelab Meter Carry Case - Ph...

$25.49
eBay Bluelab Meter Carry Case - Ph Ppm Pens Or Meters
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gardenallyear Store The Bluelab Meter Carry Case allows users to take readings without removing the meter from its protective case. An adjustable nylon strap can be used to hang the Case and meter on the wall or over a shoulder so only the probe goes near the nutrient solution. The Case’s firm shell with zipper close protects the meter against accidental impact, and the net pocket and straps inside keep the meter and probes securely in place. Ships in plain brown box
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BlueLab Guardian Monitor...

$49.99
Hayneedle BlueLab Guardian Monitor Power Supply - BLU24700
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Great power supplying deviceComes with international plug adaptorsWeighs 0.4 lbs.Measures 7.5L x 1.8W x 1.8H in.. 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. About Hydrofarm Inc.Celebrated as the nation's oldest and largest manufacturer of hydroponic equipment and grow lights Hydrofarm has made professional- grade equipment available to all since 1977. All grow lights and electric components are UL listed unlike many competitor products meaning you get years of reliable and safe use out your high-intensity lights. All products are covered by a one year warranty at the least. In some cases Hydrofarm ensures the performance of their products for five years.
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BlueLab Guardian Monitor...

$49.99
Hayneedle BlueLab Guardian Monitor Power Supply - BLU24700
+ $5.99 shipping
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Great power supplying deviceComes with international plug adaptorsWeighs 0.4 lbs.Measures 7.5L x 1.8W x 1.8H in.. 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. About Hydrofarm Inc.Celebrated as the nation's oldest and largest manufacturer of hydroponic equipment and grow lights Hydrofarm has made professional- grade equipment available to all since 1977. All grow lights and electric components are UL listed unlike many competitor products meaning you get years of reliable and safe use out your high-intensity lights. All products are covered by a one year warranty at the least. In some cases Hydrofarm ensures the performance of their products for five years.
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Bluelab Soil Ph Pen -meter...

$129.90
eBay Bluelab Soil Ph Pen -meter Calibration Lcd Display Measurement Blue Lab
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Brand New! Bluelab Soil pH Pen About the product 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 levels right from the palm of your hand for optimum plant health and performance. It will also measure solutions too… Now, isn't th
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Bluelab Ph Pen Hydroponic...

$75.95
eBay Bluelab Ph Pen Hydroponic Blue Lab Ph Meter Aquarium
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Brand New! Bluelab pH Pen About the product The Bluelab pH Pen is the latest innovation for hand held pH meters and is the ultimate handy solution for measuring pH. Hydroponic growing lets you give the best care possible to your plants. The quality of care is in your control. The Bluelab pH Pen provides a compact, quick and handy way to manage the success of your crops to ensure maximum uptake of nutrients. Teamed with our Bluelab EC Pen or Bluelab ppm Pen, you have a handy, convenient and accu
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Bluelab Soil Ph Pen -...

$127.95
eBay Bluelab Soil Ph Pen - Waterproof Meter Calibration Lcd Display Measurement
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Why The Hydro Source? Bluelab Soil pH Pen 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 levels right from the palm of your hand for optimum plant health and performance. It will also measure solutions too…Now, isn't that handy?
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Bluelab Ph Meter -...

$150.99
eBay Bluelab Ph Meter - Hydroponics Testers Calibration Aquarium Water Adjust Buffer
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Why The Hydro Source? 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 by using the push buttons on the meter and fresh Bluelab calibration solutions. Supplied with stan
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Bluelab Probe Care Kit, Ph

$19.99
eBay Bluelab Probe Care Kit, Ph
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Bluelab Probe Care Kit, pH Bluelab Probe Care Kit, pH Probe cleaning is one of the most important parts of owning or operating any Bluelab meter, monitor or controller. The probe surface is where the instrument takes the reading of the solution or growing media and needs to be properly maintained for reading accuracy. Accurate readings simplify crop management and provide improved growth. The Bluelab Probe Care Kit, pH includes Probe care instructions, 20-milliliter single use Bluelab Solution
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Bluelab Guardian Monitor Ph...

$289.95
eBay Bluelab Guardian Monitor Ph Temp Ec Conductivity Meter
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gardenallyear Store The Bluelab Guardian is a constant indicator of the desired levels of EC, pH and temperature, enabling the grower to optimize these parameters as the crop progresses through each growing phase. A flashing display lets gardeners know if one parameter moves away from the desired level, allowing them to make the required adjustments quickly. The Guardian monitors crops 24 hours a day with a built in alarm system, and also features large, easy to read displays with adjustable 'P
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Bluelab Connect Stick

$129.99
eBay Bluelab Connect Stick
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Bluelab Connect Stick Bluelab Connect Stick The Bluelab Connect Stick receives wireless data from Bluelab Connect Monitors or Controllers, logging the data to the cloud. One Connect Stick will receive data from multiple Bluelab Connect Devices. Simply place the Connect Stick into a USB port on the computer, download and install the free Connect Software to begin monitoring crop performance wirelessly. View readings from a PC or mobile device to know when to adjust nutrient solutions to the opti
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Bluelab Ph Pen Ph Probe Ph...

$88.99
eBay Bluelab Ph Pen Ph Probe Ph Meter, Hydroponics
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Bluelab pH Pen pH Probe pH Meter, Hydroponics Bluelab pH Pen pH Probe pH Meter, Hydroponics Plants can only get their nutrients if the pH conditions are right in the solution; too much acid or alkaline will hurt your plant's ability to uptake plant food. The Bluelab pH Pen is a handheld, AAA battery-powered, remarkably simple meter that measures temperature and the amount alkalinity or acidity in your solution. With the Bluelab pH pen, you can now be sure that the pH levels in your solution are
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Bluelab Ppm Pen - Meter -...

$69.29
eBay Bluelab Ppm Pen - Meter - Hydroponics Aquarium Ppm Meter
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gardenallyear store The Bluelab ppm Pen measures conductivity and temperature and is a great way to ensure plants are receiving the proper amounts of nutrients. This pen features a backlit LCD display, optional calibration and a successful calibration indicator, a hold function, low battery warning, auto off function, automatic temperature compensation, and is fully waterproof. It operates in units of 500 or 700 ppm and has a range of 0-5000 ppm or 0-7000 ppm, and accuracy to ±50ppm or ±70ppm
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Bluelab Grower's Toolbox...

$154.00
eBay Bluelab Grower's Toolbox Limited Edition - Ph Ppm Pen Blue Lab Meter Tester
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Why The Hydro Source? Bluelab PPM Pen The  Bluelab  con ductivity  pens  are  the  latest  innovation  for  hand  held  cond uctivity  meters  and  the  ultima te  handy  soluti on  for  measurin g  conductivity. Hydroponic  growi ng  lets  you  gi ve  the  best  ca re  possible  to  your  plants.  T he  quality  of  care  is  in  you r  control. The  Bluelab  Con ductivity  Pens  measure  how  muc h  food  the  pla nt  has  availabl e. The  Bluelab  ppm
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Bluelab Guardian Monitor Ph...

$256.00
eBay Bluelab Guardian Monitor Ph Temp Ec Conductivity Meter Hydroponic Blue Lab Water
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The simplest and most effective reservoir monitor you could ever own!The Bluelab Guardian Monitor provides 24 hour continuous reading for pH, conductivity (EC/ppm 700/TDS/CF) and temperature within a nutrient solution. Optimizing these critical parameters through a plants’ growing phase helps ensure a successful crop.Designed for indoor use, the Guardian Monitor can be mounted on a wall or hung on a support bar. Set up your reservoir, place the pH and conductivity probes in the solution, then
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Bluelab Ph Probe Kci Storage...

$14.49
eBay Bluelab Ph Probe Kci Storage Solution 100ml - Hydrate Meter
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Why The Hydro Source? Bluelab pH Probe KCI Storage Solution - 100 ml The perfect solution to store and hydrate your Bluelab pH products. Bluelab knows it is extremely important to care for and store pH probes correctly. pH probes are sensitive glass instruments which age through normal use. The life and performance of pH probes is reduced heavily when they are stored dry. Bluelab pH Probe KCI Storage Solution is made specifically for use with Bluelab pH products. It is designed to increase resp
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Bluelab Guardian Monitor Ec...

$253.99
eBay Bluelab Guardian Monitor Ec Ph Temp Meter - Blue Lab Conductivity Water Tester
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Why The Hydro Source? Bluelab Guardian Monitor In 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. Silent alarm for both high and low settings. Settings retained when power lost (non-volatile memory)T
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Bluelab Guardian Monitor...

$389.99
eBay Bluelab Guardian Monitor Connect
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Bluelab Guardian Monitor Connect Bluelab Guardian Monitor Connect The Bluelab Guardian Monitor Connect is not only a constant indicator of pH, conductivity and temperature of nutrient solutions, it also data logs these critical parameters to the computer. Access the data via the cloud from a remote mobile device or computer to check these critical parameters are hitting the mark for crop success. Just one Bluelab Connect Stick is required to receive wireless data from one or more Guardian Monit
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Bluelab Ppm Pen

$84.95
eBay Bluelab Ppm Pen
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Bluelab PPM Pen The Bluelab ppm Pen measures conductivity and temperature and is a great way to ensure plants are receiving the proper amounts of nutrients. This pen features a backlit LCD display, optional calibration and a successful calibration indicator, a hold function, low battery warning, auto off function, automatic temperature compensation, and is fully waterproof. It operates in units of 500 or 700 ppm and has a range of 0-5000 ppm or 0-7000 ppm, and accuracy to 50ppm or 70ppm. Requir
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Bluelab Ph Pen Blue Lab -...

$78.99
eBay Bluelab Ph Pen Blue Lab - Hydroponic Aquarium Ph Meter Monitor
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The Bluelab pH Pen also measures the temperature of the solution, as root health is vital to the success of a crop. Temperature affects the growth rate and structure of a plant so a solution temperature of 18 - 22˚C or 65 - 72˚F is recommended.The hand held pH pen provides a compact quick and handy way to manage the success of your crop to ensure maximum uptake of nutrients.Key Features Measures pH and temperature Selectable units for temperature Backlit LCD display Double junction probe (not
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Bluelab Truncheon Original Ec...

$96.99
eBay Bluelab Truncheon Original Ec Ppm Meter Ec Cf Hydroponic Tester Blue Lab
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BlueLab Truncheon Original EC PPM Meter EC CF Hydroponic tester Blue Lab Product Description The World’s favorite conductivity meter. Simply brilliant, brilliantly simple! 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. If the conductivity reading is too low, your plants may not be getting enough nutrients. If the conductivity reading is too high, plants can dehydrate. Understanding the
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