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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 326 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  [Next >>] 
 Sort by Popularity   Manufacturer   Product(s)   Model   Price-   Buy Now 
 HM Digital Portable/Wall Mount/Bench Continuous pH/EC/TDS/Temp   HM Digital   HM Digital Portable/Wall Mount/Bench Continuous pH/EC/TDS/Temp 
HydroMaster Digital testers make monitoring water easier than ever by reading the levels that matter most and providing accurate readings that you can depend on. Continuous pH/EC/TDS/Temp monitor with rechargeable battery. Portable, wall mount, or benchtop use. HydroMaster HM-500 pH/EC/TDS/°F Tester (113831)• Tests pH at a range of 0 pH-14 pH, temperatures from 30°F-176°F, TDS fro... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HMD500   $247.25 
 Milwaukee pH / ORP Controller MC125   Milwaukee Instruments   Milwaukee pH / ORP Controller MC125 
Milwaukee Instruments pH/ORP Controller - MC125 Smart Professional pH/ORP controller. User selectable Hi/Low Set Point Manual 2 points calibration Visual LED alarm Supplied with 12 VDC adapter and mounting kit 1 power plug for CO2 dosing and 1 power plug for O3 dosing Double junction pH electrode and platinum ORP electrode (BNC connector) ... Note: Calibration Buffer Solutions are available separately. — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA....more info.
 716692   $247.19 
 HM Digital™ HydroMaster Continuous pH/EC/TDS/Temp Monitor Model HM-500   HM Digital   HM Digital™ HydroMaster Continuous pH/EC/TDS/Temp Monitor Model HM-500 
HydroMaster Digital tester makes monitoring water easier than ever by reading the levels that matter most and providing accurate readings that you can depend on. Continuous pH/EC/TDS/Temp monitor with rechargeable battery. Portable, wall mount or benchtop use. Tests pH at a range of 0 pH-14 pH, temperatures from 30°F-176°F, TDS from 0-9999 ppm and EC from 0-9999 μS. Stores up ... — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA....more info.
 716147   $241.50 
 Milwaukee MC720 pH Controller w/ Dosing Pump Kit / Doser   Milwaukee Instruments   Milwaukee MC720 pH Controller w/ Dosing Pump Kit / Doser 
Control the pH of your tank/reservoir automatically! The MC122 pH controller and dosing pump (MP810) provides fully automated pH control of aqueous solutions in hydroponic systems. It has been specifically designed to control the pH in mixing tanks for fertilization. The small and precise flow of the peristaltic pump allows you to maintain ideal pH values in your tank. After select... Note: Calibration Buffer Solutions are available separately. — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA....more info.
 716595   $233.39 
 MC720 Dosing Pump Kit   Milwaukee Instruments   MC720 Dosing Pump Kit 
The MC720 Kit -- Comes with the MC122 pH controller and MP810 dosing pump The small and precise flow of the MP810 provides fully automated pH control of aqueous solutions in the hydroponic systems. It has been specifically designed to control the pH in mixing tanks for fertilization. The peristaltic pump allows you to maintain the ideal pH values in your tank. After selecting th... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-MIMC720   $233.21 
 Milwaukee pH - EC - TDS KIT   Milwaukee Instruments   Milwaukee pH - EC - TDS KIT 
Milwaukee Instruments Milwaukee pH - EC - TDS KIT (MIAG900)Milwaukee Instruments AG900 provides instant readings of the three most important factors in efficient plant production: pH, EC, or TDS. The AG900 kit comes with an MIMW802 hand held microprocessor, calibration solution, measuring cup for soil testing, a comprehensive 21-page Operational and Testing manual, 9v battery as... Note: Calibration Buffer Solutions are available separately. — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-MIAG900   $229.76 
 Future Harvest Grow Boss - Nutrient Monitor (4/Cs)   FHD (Future Harvest Development)   Future Harvest Grow Boss - Nutrient Monitor (4/Cs) 
The Nutradip® GrowBoss is a nutrient monitoring system that assists growers in achieving maximum results for their growing efforts. The GrowBoss is a constant monitoring meter that indicates to the grower the exact levels of nutrient strength, pH and temperature. This allows the grower to adjust and optimize each parameter as the crop progresses through each growth cycle. The Growb... This item is sold individually. — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA....more info.
 716367   $227.64 
 Grocheck Combo Meter.   Hanna Instruments   Grocheck Combo Meter. 
HI9813-6 GROCHECK PORTABLE COMBO.pH/EC/TDS/Temp Meter with F.S.T. Technology New Technology to Check the Status of the ElectrodeMeasures a Variety of Parameters with One InstrumentFast Response ProbeHANNA instruments® developed new F.S.T. technology for the new HI 9813-6. With this special security system, if the meter encounters incorrect readings, the instrument doesn’t display v... — Ships from Portland, Oregon USA....more info.
 HY177   $221.79 
 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 Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BLU2300E   $212.52 
 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 Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA....more info.
 716441   $212.52 
 Nutradip (Tri Meter)     Nutradip Grow Boss      Nutradip (Tri Meter) Nutradip Grow Boss 
The Nutradip GrowBoss is a nutrient monitoring system that assists growers in achieving maximum results for their growing efforts. The GrowBoss is a constant monitoring meter that indicates to the grower the exact levels of Nutrient strength, pH and temperature. This allows the grower to adjust and optimize each parameter as the crop progresses through each growth cycle. The Grow... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-ND1100200   $201.79 
 Hanna Portable pH/EC/TDS/Temp Meter w/ CAL CHECK (HI 9813-6N)   Hanna Instruments   Hanna Portable pH/EC/TDS/Temp Meter w/ CAL CHECK (HI 9813-6N) 
Hanna Combo Meter HI 9813-6 is a versatile, water resistant, multiparameter portable instrument specifically designed for agricultural applications such as hydroponics, greenhouses, farming and nurseries. This meter features an large LCD that clearly displays the parameter being measured as well as calibration instructions. Calibration is fast and easy with knobs located on the... — Ships from Seattle, Washington USA....more info.
 eco-5528A   $201.04 
 Dissolved Oxygen Meter   Milwaukee Instruments   Dissolved Oxygen Meter 
Milwaukee Instruments Dissolved Oxygen Meter (MISM600)Entry level, inexpensive Dissolved Oxygen Portable Meter for fast and reliable results. The MISM600 is a compact Portable Dissolved Oxygen meter with Faster Micro Processor. This handy and ergonomically designed portable meter is ideal for anyone working on alow budget and still requires fast and reliable measure-ments. This por... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-MISM600   $195.93 
 Hanna Tri-Meter - pH/TDS/Temp. (HI981504/7)   Hanna Instruments   Hanna Tri-Meter - pH/TDS/Temp. (HI981504/7) 
Hanna Tri-Meter - pH/TDS/Temp. (HI981504/7) (eco-5529A)Continuous pH/TDS/temp Monitor Designed for continuous monitoring of pH, TDS and temperature the HI 981504 is simple to install and can be placed above the sample to be tested. pH, TDS and temperature measurements are simultaneously displayed on three backlit LCDs which can be easily viewed at a distance - even in low l... — Ships from Seattle, Washington USA....more info.
 eco-5529A   $195.82 
 Continuous pH/TDS/temp Monitor   Hanna Instruments   Continuous pH/TDS/temp Monitor 
Hanna Instruments Continuous pH/TDS/temp Monitor (HI9815047)Designed for continuous monitoring of pH, TDS, and temperature, this device is simple to install and can be placed above the sample to be tested. pH, TDS, and temperature measurements are simultaneously displayed on three backlit LCDs which can be easily viewed at a distance - even in low light. This means no more switchin... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HI9815047   $192.50 
 Smart 3 in 1 Continuous Monitor/Portable Meter   Milwaukee Instruments   Smart 3 in 1 Continuous Monitor/Portable Meter 
pH/EC/TDS Combo Meter, Range: 0.00 - 14.00 pH, 0 - 4000 ppm, 0.00 - 6.00mS/cm, Accuracy ±0.20 pH and ± 2% Full Scale for EC & TDS, Comes with SE600 Combo Probe, 110 Volt Power Supply and 9 volt battery, With Unit Mounting Kit, a 20ml Sachet of Calibration Solution of pH 7.01, 1500 ppm and 1413µS/cm Uniquely Designed to serve as both a continuous combo Monitor and portable combo met... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-MIBEM802   $192.50 
 Smart 3 in 1 Meter w/ pH/EC/TDS   Milwaukee Instruments   Smart 3 in 1 Meter w/ pH/EC/TDS 
Milwaukee Instruments Smart 3 in 1 Meter w/ pH/EC/TDS (MIMW802)Smart 3-in-1 portable meter (replaces MISM802) 1 probe for pH, conductivity and TDSAutomatic Temperature CompensationFaster Processor with The New Chipset and Motherboard100% Larger & Easier To Read LED DisplaySmaller, Ergonomic & Lighter Case DesignEasier & Faster To CalibrateLonger Battery Life Specifications: Range -... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-MIMW802   $192.50 
 Milwaukee pH / EC / TDS Combo Meter BEM802   Milwaukee Instruments   Milwaukee pH / EC / TDS Combo Meter BEM802 
Milwaukee Instruments pH/EC/TDS Combo Meter - BEM802 Standard pH/EC/TDS combo mini-bench meter for quick and reliable measurements. Faster Processor with The New Chipset and Motherboard 100% Larger & Easier To Read LED Display Smaller, Ergonomic & Lighter Case Design Includes: 9vDC power supply, mounting Kit, SE600 Combo probe, probe holder, and a 2... Note: Calibration Buffer Solutions are available separately. — Ships from Vancouver, WA and/or SS: Ontario, CA, Samoa, CA, Livermore, CA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, Pompano Beach, FL USA....more info.
 716678   $192.22 
 GroChek pH/EC/TDS/C Portable meter   Hanna Instruments   GroChek pH/EC/TDS/C Portable meter 
Hanna Instruments GroChek pH/EC/TDS/C Portable meter (HI9813-6N)HI 9813-6 is a versatile, water resistant, multiparameter portable instrument specifically designed for agricultural applications such as hydroponics, greenhouses, farming and nurseries. This meter features an large LCD that clearly displays the parameter being measured as well as calibration instructions. Calibration... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HI9813-6N   $188.36 
 PH/EC/TDS/C Portable Meters   Hanna Instruments   PH/EC/TDS/C Portable Meters 
Hanna Instruments PH/EC/TDS/C Portable Meters (HI9811-5N)Experience ease and simplicity in taking pH, µS/cm, ppm (mg/L), and temperature measurements with this pH/EC/TDS waterproof meter, which is ideal for hydroponics, greenhouses, farming, and groundwater applications. Due to the built-in temperature sensor, conductivity readings are automatically compensated for temperatur... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HI9811-5N   $184.22 
Displaying 21 to 40 (of 326 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  [Next >>] 
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