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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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Viendo del 1 al 20 (de 353 productos) Páginas de Resultados:  1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  [Siguiente >>] 
 Clase de Popularity   Fabricante+   Producto(s)   Modelo   Precio   Compre Ahora 
 Commercial Grade Combo pH/EC/TDS/Temp Meter (SPECIAL ORDER)      Commercial Grade Combo pH/EC/TDS/Temp Meter (SPECIAL ORDER) 
Martini Instruments Commercial Grade Combo pH/EC/TDS/Temp Meter (MI805) (SPECIAL ORDER) Multi-range pH/EC/TDS and Temperature meter - 4-in-1 pH/EC/TDS/Temperature probe - The rugged MA851D/1 probe has been designed for heavy-duty applications (agriculture, industrial, etc.)RANGE:0.00 - 14.00 pH 0 - 3999 µS/cm 0 - 1999 ppm 0.0 - 60.0°C 32.0 - 140.0°... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-MI805   $355.14 
 Grower's Edge Wireless Remote Sensor      Grower's Edge Wireless Remote Sensor 
Grower's Edge Thermometer/Hygrometer with Sensor Large screen digital readout. Wireless sensor transmits up to 50 feet. Expandable to accept 2 additional sensors. Waterproof casing is chemical and UV resistant. Displays degrees in F or C. Wireless Sensor - For use with Grower's Edge Digital Thermometer & Hygrometer #716555. Transmits up to 50 feet. 2 AAA batteries included. 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.
 716557   $16.60 
 pHydrion Litmus Paper. (ph Test Strip)      pHydrion Litmus Paper. (ph Test Strip) 
pHydrion PAPERS. LITMUS PAPER ROLL (LIQUIDS ONLY) Range of 5.5-8.0... — Ships from Portland, Oregon USA...more info.
 HY187   $12.95 
 Bond Moisture Meter      Bond Moisture Meter 
Bond Moisture Meter Measures moisture content of soil. Lets you know when to water. No batteries needed. For indoor or outdoor use.... — 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.
 740860   $4.94 
 Soil pH Tester.      Soil pH Tester. 
RAPITEST SOIL pH TESTER with probe.... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more info.
 MI211   $23.95 
 Accurate pH 8.      Accurate pH 8. 
Accurate pH 8Professional pH and Moisture Meter with 12” Probe.Now You can check soil pH at multiple depths!! The probe is 12” long for extra large planters.Operation is simple. Clean the electrodes and place the meter into the soil. A pH reading is automatically displayed. Press the white button and a moisture reading is displayed. Clean the electrodes before each use. It works by... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more info.
 CW525   $56.25 
 Moisture Meter.      Moisture Meter. 
RAPITEST MOISTURE METER (PROBE TYPE)... — Ships from Portland, Oregon USA...more info.
 MI210   $17.95 
 EC SHAKE™ NUTRIENT METER      EC SHAKE™ NUTRIENT METER 
EC Shake™ Nutrient Meter EC SHAKE METER This revolutionary EC meter is powered by a magnet instead of a battery! A gentle shaking action generates the energy to power this simple, yet sophisticated meter. With just a few easy steps you will get a quick & accurate reading of the electrical conductivity (EC) of your nutrient solution. This patented meter will completely ... — 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.
 716010   $64.20 
 Bond 3 Way Soil Meter      Bond 3 Way Soil Meter 
Bond 3 Way Soil Meter Measures moisture content of soil. Lets you know to water. Helps you determine if plant is getting adequate light. Helps you control pH level in soil. No batteries need. For indoor or outdoor use.... — 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.
 740865   $7.14 
 HI1285-6 Replacement Probe.      HI1285-6 Replacement Probe. 
HI1285-6 Replacement Probe for NEW HI9813-6 (HY1743)... — Ships from Portland, Oregon USA...more info.
 HY1771   $116.95 
 Grow More pH Down 30% Quart (12/Cs)      Grow More pH Down 30% Quart (12/Cs) 
Grow More pH Down 30%Grow More pH Down 30% Quart (12/Cs) (721870)Convenient ready to use liquids, concentrated, fast acting, high purity food grade ingredients. Use pH Down to lower pH of nutrient solution with phosphoric acid. Not registered in the state of OR at this time. Manufacturer's Product Information ... 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.
 721870   $6.00 
 Grow More pH Up 30% Gallon (4/Cs)      Grow More pH Up 30% Gallon (4/Cs) 
Grow More pH Up 30%Grow More pH Up 30% Gallon (4/Cs) (721865)Convenient ready to use liquids, concentrated, fast acting, high purity food grade ingredients. Use pH Up to raise pH of nutrient solution with potassium hydroxide. Not registered in Washington or Oregon at this time. Manufacturer's Product Information ... 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.
 721865   $16.01 
 Grow More pH Up 30% Quart (12/Cs)      Grow More pH Up 30% Quart (12/Cs) 
Grow More pH Up 30%Grow More pH Up 30% Quart (12/Cs) (721860)Convenient ready to use liquids, concentrated, fast acting, high purity food grade ingredients. Use pH Up to raise pH of nutrient solution with potassium hydroxide. Not registered in the state of OR at this time. Manufacturer's Product Information ... 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.
 721860   $6.00 
 Rapitest Electric Soil Tester      Rapitest Electric Soil Tester 
Determines soil pH and fertility in one unit. Includes instructions.... — Ships from Portland, Oregon USA...more info.
 MI214   $27.95 
 Replacement Probe for GroChek (HI1285).      Replacement Probe for GroChek (HI1285). 
HI1285 PROBE FOR older HI9813... — Ships from Portland, Oregon USA...more info.
 HY1781   $111.95 
 Replacement Probe(Electrode) for the MiniLab pH Meters      Replacement Probe(Electrode) for the MiniLab pH Meters 
HY1892 Replacement Probe(Electrode) for the MiniLab pH Meters. Fits both IQ120 and IQ125.... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more info.
 HY1892   $64.95 
 24-7 Nutrient Monitor Power Adapter      24-7 Nutrient Monitor Power Adapter 
This item is the replacement power adapter for the 24-7 Nutrient Monitor.The 24–7 Nutrient Meter from Control Wizard Products is a great all around meter for nutrient applications needing constant monitoring. It measures PPM, pH and Temperature and with its large illuminated display it is easy to read from a distance. Calibration screws are conveniently located on the front for eas... — Ships from Portland, Oregon USA...more info.
 CW507   $18.70 
 Accurate pH 4      Accurate pH 4 
This meter utilizes the same body and electronics as the CWP Instruments Accurate pH 3 but has the added advantage of a larger corded electrode. The larger electrode enhances the meters electronic circuitry making it not only very accurate but also it has very stable readings.The 30 inches long corded electrode allows the user to test a large body of solution without the chance of ... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more info.
 CW495   $74.95 
 Accurate pH 4 Probe      Accurate pH 4 Probe 
This is the replaceable probe for the Accurate pH 4. The cord is 30 inches long.... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more info.
 CW496   $33.95 
 Agrowtek Grow Control Hydro Sensor Kit w/ Probes (pH/EC/Temp)      Agrowtek Grow Control Hydro Sensor Kit w/ Probes (pH/EC/Temp) 
Agrowtek GrowControl Hydro Sensor Kit w/ Probes SNS-H GrowControl™ Hydroponics sensor kit includes pH, electrical conductivity and temperature sensors for monitoring nutrient reservoirs and operating dosing pumps for automatic nutrient and pH control. GC-Pro & GC-ProXL dose up to eight parts nutrients and two parts pH per kit for re-circulating and drain-to-waste systems. 15 ft se... — 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.
 703120   $427.69 
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