Meters & Solutions
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Bluelab pH Probe KCl Storage Solution 250ML
Bluelab
MSRP: $25.92$24.50The perfect solution to store and hydrate your Bluelab pH products. Bluelab pH Probe KCl Storage Solution is made specifically for use with Bluelab pH products. It is designed to increase response time and maximize the life of Bluelab pH pens and pH...MSRP: $25.92$24.50Qty in Cart: 0Price:MSRP: $25.92$24.50Subtotal: -
GH pH 7.01 Calibration Solution - 1 QT
General Hydroponics PH Control
MSRP: $25.76$23.18General Hydroponics uses the highest-quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl scale or the 442 scale). General Hydroponics‚Äö technicians check each batch to ensure that...MSRP: $25.76$23.18Qty in Cart: 0Price:MSRP: $25.76$23.18Subtotal: -
GH pH 7.01 Calibration Solution - 8OZ
General Hydroponics PH Control
$9.03General Hydroponics uses the highest-quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl scale or the 442 scale). General Hydroponics‚Äö technicians check each batch to ensure that...$9.03Qty in Cart: 0Price:$9.03Subtotal: -
GH pH 4.01 Calibration Solution - 1 QT
General Hydroponics PH Control
MSRP: $25.76$23.18General Hydroponics uses the highest-quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl scale or the 442 scale). General Hydroponics‚Äö technicians check each batch to ensure that...MSRP: $25.76$23.18Qty in Cart: 0Price:MSRP: $25.76$23.18Subtotal: -
GH pH 4.01 Calibration Solution - 8OZ
General Hydroponics PH Control
$9.03General Hydroponics uses the highest-quality reference solutions, allowing growers to calibrate many popular brands of PH, EC and TDS meters (NaCl scale or the 442 scale). General Hydroponics‚Äö technicians check each batch to ensure that...$9.03Qty in Cart: 0Price:$9.03Subtotal: -
GH 1500 PPM Reference Solution - 8OZ
General Hydroponics PH Control
$8.92GH 1500 PPM Reference Solution - 8OZ$8.92Qty in Cart: 0Price:$8.92Subtotal: -
GH pH Test Indicator (Solution) - 8OZ
General Hydroponics PH Control
MSRP: $13.98$13.21General Hydroponics pH Test Kits make pH testing easy. Simply 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. Many experienced growers prefer our pH Test Kit to...MSRP: $13.98$13.21Qty in Cart: 0Price:MSRP: $13.98$13.21Subtotal: -
HM Digital TDS 3 Handheld TDS Meter
HM Digital
MSRP: $37.00$22.62Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurement range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments...MSRP: $37.00$22.62Qty in Cart: 0Price:MSRP: $37.00$22.62Subtotal: -
Bluelab Probe Care Kit - pH
Bluelab
$20.99Everything you need to clean, hydrate and calibrate pH probes. Probe cleaning and correctly storing pH probes ensures you get the most accurate readings possible and will maximize the life of a probe. The probe surface is where the instrument takes the...$20.99Qty in Cart: 0Price:$20.99Subtotal: -
Bluelab Probe Care pH & Conductivity Kit
Bluelab
$27.67Everything you need to clean, hydrate and calibrate pH probes as well as clean and test conductivity (ppm/EC) probes. The instrument is only as accurate as the probe is clean. Accurate readings simplify crop management and provide improved growth...$27.67Qty in Cart: 0Price:$27.67Subtotal: -
Mondi Greenhouse Thermo-Hygrometer
Mondi
MSRP: $22.17$19.90The Mondi Mini Greenhouse Thermo-Hygrometer mounts to the side of your mini greenhouse and reads temperature and humidity inside the dome. It ensures that plants get the start they need by providing growers with the essential real-time information...MSRP: $22.17$19.90Qty in Cart: 0Price:MSRP: $22.17$19.90Subtotal: -
Chemboys Ph Up 0-0-16 - Quart
Chemboys PH Control
MSRP: $22.21$17.99Chemboys pH Up is designed to help raise the pH of your nutrient ecosystem, to ensure your plants flourish with maximum nutritional availability. Add when your pH is too low; appropriate for every stage of the growing process. Promotes pH stability. ...MSRP: $22.21$17.99Qty in Cart: 0Price:MSRP: $22.21$17.99Subtotal: