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Celebrating our 11th Year of Service to Gardeners! Thank you for your business!
pH/EC Controller System The HI 2500 Mini Controller Fertigation System is perfect for any size grower. Automatically control acid and nutrients levels.
• Easy Installation• Controls pH & EC or pH & TDS• No peristaltic pumps• Industrial grade probes• Less maintenance stays in calibration longer• Works with any type of hydroponic system... — Ships separately from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
Portable pH Meter with SMART Electrode (Special Order) HI98140 is a portable Calibration Check™ pH meter that utilizes HANNA's SMART electrode technology.
SMART electrodes incorporate a chip, which stores the calibration data performed with a specific instrument. When the "SMART" electrode is attached to the meter again, it is automatically recognized. This allows the operator to optimize time and efficiency with unsurpassed safety. I... Note: Calibration Buffer Solutions are available separately. — Ships separately from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
Salinity (NaCI) Calibration solution 30g-l. Hanna Instruments Salinity (NaCI) Calibration solution 30g-l. (HI7081M)
Salinity (NaCI) Calibration solution 30g-l.
Manufacturer's Product Information
MSRP each $34.95
Dimensions2.7 x 1.1 x 5.7
Case Weight12
Case Quantity12
... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
Solution Starter Kit (pH, TDS & Cleaning) Hanna Instruments Solution Starter Kit (pH, TDS & Cleaning) (HIPHTDSKIT)Single-dose sachets are quick and easy to use. Each sealed, light tight sachets holds just the right amount of solution. Every time your instrument is calibrated using these HANNA sachets, it is using a newly-opened bottle of solution.
This convenient starter kit includes the cleaning and calibration solutions ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
WM pH TDS Cntrl. 15 VAC Hanna Instruments WM pH TDS Cntrl. 15 VAC (HI9935-1)Add this 2-in-1 pH and TDS controller engineered for economical dosage of fertilizer solutions in hydroponics to your growroom.
The product measures pH from 0 to 14 and TDS from 0 to 1999 mg/L (ppm). Two separate set points can be adjusted from 4 to 7 pH and 900 to 1800 ppm (mg/L). The relays are activated when the pH exceeds... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
12880 S/cm Calibration Solution, 25 x 20mL, case of 25 Hanna Instruments 12880mS/cm Calib Sol 20ml (HI70030P)Hanna Instruments' calibration solution, ideal for gardening, laboratory work, and field experiments, comes in a package designed to keep air and light from damaging the solution.
Manufacturer's Product Information
... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
1382PPM@25c Calibration Solution Hanna Instruments 1382PPM@25c Calibration Soluti (HI70032P)Hanna Instruments' calibration solution, ideal for gardening, laboratory work, and field experiments, comes in a bottle designed to keep air and light from damaging the solution.
Manufacturer's Product Information
... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
1413mS/cm Sol. 230mL Hanna Instruments 1413mS/cm Sol. 230mL (HI7031M)All Hanna solution bottles come with a pH Vs. temperature chart together with the production lot # and expiration date to guarantee maximum accuracy.
Formulation Hanna pH buffers are made of potassium dihydrogen phosphate and disodium hydrogen phosphate and are standardized with a pH meter calibrated to NIST primary standard buffer so... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
1500PPM TDS Sol 16oz Hanna Instruments 1500PPM TDS Sol 16oz (HI70442L)Hanna Instruments' calibration solution, ideal for gardening, laboratory work, and field experiments, comes in packaging designed to keep air and light from damaging the solution.
Manufacturer's Product Information
MSRP each $15... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
Conductivity/TDS Probe for Soil Measurement of HI993310 (SPECIAL ORDER) Hanna Instruments Conductivity/TDS Probe for Soil Measurement of HI993310 (HI76305)(SPECIAL ORDER) Stainless steel conductivity probe with internal temperature sensor, DIN connector and 1 m (3.3') cable for direct soil measurement.
For use with HI993310 only.
Manufacturer's Product Information
... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
Digital Light Meter (SPECIAL ORDER) Hanna Instruments Digital Light Meter (HI97500) (SPECIAL ORDER)Designed for simplicity of use in taking rapid light measurements, this product is a portable lux meter designed to perform light measurements simply and accurately. The instrument is supplied with a light sensor connected by a fixed 1.5 m coaxial cable to allow measurements to be taken from a distance without any inter... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
GroChek Hanna EC/TDS Monitor w/ HI7632 EC Probe Hanna Instruments GroChek Hanna EC/TDS Monitor w/ HI7632 EC Probe (HI983301N)Waterproof and chemically resistant, this monitor has been designed to meet the grower's need for equipment suited to the aggressive environments found in agricultural and hydroponics applications. At startup, the meter performs a self-check to ensure proper working condition.
This monitor from Hanna has ... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
GroChek pH & TDS Combo Continuous Reading Meter Hanna Instruments GroChek pH & TDS Combo Continuous Reading Meter (HI981404N)This continuous reading meter is ideal for agricultural, horticultural, and hydroponics applications where pH and TDS levels need to be continuously monitored for optimal plant growth. This instrument continuously monitors and displays the values of a solution on an easy to read set of LCDs.
The gel-filled... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
GroChek pH Meter. HANNA GRO CHEK pH Meter. This meter provides a continuous digital pH reading. It is powered by a simple transformer. The electrode rests in your reservoir or nutrient tank and provides real-time pH monitoring. You can have a professional piece of equipment at consumer prices!... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA....more info.
HANNA PH INDICATOR W/ ELECTRODE (HI981401N) Hanna Grochek® Water Resistant pH Indicator
HI 981401N has been designed to meet the Grower's need for equipment suited to the aggressive environments found in agricultural and hydroponics applications. The housing is water-resistant and features a molded eye which allows installation right above the sample to be monitored.
Measurements are highly accurate and can be verified... Note: Calibration Buffer Solutions are available separately. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
ORP Test Solution 240 mV @20°C (Special Order) Hanna Instruments ORP Test Solution 240 mV @20°C (HI7021M)ORP standard solutions allow you to test the precision of ORP electrodes. For example, by immersing the electrode in HI 7020 solution, you should read within the 200 to 275 mV range (@20°C/68°F).
Manufacturer's Product Information
... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
pH Combination Electrode (SPECIAL ORDER) Hanna Instruments pH Combination Electrode (HI1333B) (SPECIAL ORDER)pH combination electrode Ultem body double-junction, refillable, cloth junction, gel filled, 1m cable
Manufacturer's Product Information
MSRP each $60.95
Dimensions2.75 x 0.25 x ... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
pH Controller 115V Hanna Instruments pH Controller 115V (HIBL981411-1)This pH controller has been designed for easy, affordable installation in tight spaces, ideal for simple and effective process control. The unit is provided with high impedance pH input and can be used with any pH electrode with standard BNC connector. Measurements are clearly displayed on the LCD, while the status LED indicates op... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
