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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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angezeigte Produkte: 121 bis 140 (von 367 insgesamt) Seiten: [<< vorherige]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  [nächste >>] 
 Art durch Popularity   Hersteller   Artikel+   Artikelnr.   Preis   Bestellen 
 GroChek replacement probe for HI9813   Hanna Instruments   GroChek replacement probe for HI9813 
Hanna Instruments GroChek replacement probe for HI9813 (HI1285)Keep your GroChek HI9813 pH temperature meter running strong with a companion replacement probe. The probe features a fiber junction and gel electrolyte making it ideal for fertilizer solutions. The meter this probe supports is a versatile, water resistant, multiparameter portable instrument specifically designed for ag... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HI1285   $99.21 
 GroChek replacement probe for HI9813-0   Hanna Instruments   GroChek replacement probe for HI9813-0 
Hanna Instruments GroChek replacement probe for HI9813-0 (HI1285-0)Keep your pH/conductivity/TDS tester running strong with a GroChek replacement probe. Built for the GroChek HI9813-0, this probe helps make your measurement device fast, efficient, accurate, and portable. Manufacturer's Product Information ... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HI1285-0   $110.63 
 Grochek Replacement Probe for HI9813-5N & HI9811-5N   Hanna Instruments   Grochek Replacement Probe for HI9813-5N & HI9811-5N 
Hanna Instruments Grochek Replacement Probe for HI9813-5N & HI9811-5N (HI12855)This pH/EC/TDS/temperature probe probe features a fiber junction and gel electrolyte making it ideal for fertilizer solutions. It is a replacement electrode for the GroChek series "-5" models: HI9813-5 & HI9813-5N, and is designed for simplicity of use in taking pH, mS/cm, ppm and temperature in the °... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HI12855   $92.78 
 GroChek TDS Meter.   Hanna Instruments   GroChek TDS Meter. 
Hanna Gro Chek TDS Meter. Locate probe in your nutrient tank or reservoir for continuous TDS reading. A very handy device for the seriious gardener. Measured in PPM.Hanna Product Number: HI983301N ... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA...more.
 HY180   $101.95 
 GroChek TDS Tester   Hanna Instruments   GroChek TDS Tester 
Hanna Instruments GroChek TDS Tester (HI981409)This TDS tester has been specifically designed to address the needs of operators in hydroponics, greenhouses, and nurseries. Calibration is easy and completely automatic. Simply press and hold the on/off button for a few seconds and the meter will request the appropriate calibration solution. Place the probe in the solution and wait un... Note: Calibration Buffer Solutions are available separately. — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-HI981409   $82.79 
 Grockek Combo.   Hanna Instruments   Grockek Combo. 
GROCHEK COMBO by HANNA. This unit incorporates pH, temperature, and EC readings all in one package. Simply install the meter above the reservoir and insert the electrodes into the solution for continuous readings. TDS measurements are defined as 700 ppm = 1 EC. Range of pH is 0-14 and ppm is 0-2000. Hanna Part #HI9813-6.... — Ships from Portland, Oregon USA Free Shipping when ordering $50 or more of qualifying items....more.
 HY1743   $237.55 
 Grow More pH Down 30% Gallon (4/Cs)      Grow More pH Down 30% Gallon (4/Cs) 
Grow More pH Down 30%Grow More pH Down 30% Gallon (4/Cs) (721875)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 Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 721875   $16.01 
 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 Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 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 Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 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 Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 721860   $6.00 
 Guardian Monitor   Bluelab   Guardian Monitor 
Bluelab Guardian Monitor (BLU27100)In just one glance it magically measures all 3 critical parameters for successful growth; pH, conductivity AND temperature. The Bluelab Guardian Monitor is a constant indicator of the desired levels of EC/ppm 700/TDS/CF, pH and temperature, enabling the grower to optimise these parameters as the crop progresses through each growing phase. The Blue... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-BLU27100   $281.44 
 Hanna Checker Alkalinity Reagents (25pcs)   Hanna Instruments   Hanna Checker Alkalinity Reagents (25pcs) 
FOR Hanna Checker - Alkalinity Easier to use and more accurate than chemical test kits Colorimetric method Accuracy ±5 ppm ±5% of reading 1 ppm (mg/L) resolution Large, easy to read digits Auto shut off Dedicated to a single parameter Designed to work with HANNA’s liquid reagents Uses 10 mL glass cuvettes Small size, b... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 716955   $9.77 
 Hanna Checker Cuvet Caps for Checker Series (4pcs)   Hanna Instruments   Hanna Checker Cuvet Caps for Checker Series (4pcs) 
Hanna Checker AccessoriesCuvette Caps (4 pcs) These caps were made to fit the cuvette.... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 716970   $9.77 
 Hanna Checker Cuvet Cleaning Soultion   Hanna Instruments   Hanna Checker Cuvet Cleaning Soultion 
FOR Hanna Checker - Phosphorus ULR Easier to use and more accurate than chemical test kits Ascorbic acid method ±0.04 ppm ±4% of reading accuracy
 Large, easy to read digits 
Auto shut off Dedicated to a single parameter Designed to work with HANNA’s reagents Uses 10 mL glass cuvettes Small size, big convenience ... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 716975   $26.05 
 Hanna Checker Cuvet Cleaning Soultion   Hanna Instruments   Hanna Checker Cuvet Cleaning Soultion 
Hanna Checker AccessoriesCuvette Cleaning Solution, 230 ml This solution is used to clean dirty cuvettes. Cleaning your cuvette is important because if the cuvette is dirty, less light will reach the sample and it can make your reading off.... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 716975   $26.05 
 Hanna Checker Glass Cuvet for Checker Series (4pcs)   Hanna Instruments   Hanna Checker Glass Cuvet for Checker Series (4pcs) 
Hanna Checker AccessoriesGlass Cuvette (4 pcs) The glass cuvette is the most sensitive part for taking accurate measurements with photometers. It is important that the cuvette is always clean and without scratches. These cuvettes were engineered to fit the HANNA Checker HC line.... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 716965   $22.79 
 Hanna Checker Marine Alkalinity HC   Hanna Instruments   Hanna Checker Marine Alkalinity HC 
Hanna Checker - Alkalinity Easier to use and more accurate than chemical test kits Colorimetric method Accuracy ±5 ppm ±5% of reading 1 ppm (mg/L) resolution Large, easy to read digits Auto shut off Dedicated to a single parameter Designed to work with HANNA’s liquid reagents Uses 10 mL glass cuvettes Small size, big c... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 716950   $59.20 
 Hanna Checker Marine Calcium HC   Hanna Instruments   Hanna Checker Marine Calcium HC 
Hanna Checker - Calcium Calcium presence in water supplies results from passage over deposits of limestone, dolomite, gypsum and gypsiferous shale. Its concentration may extend from 0 to several hundred milligrams per liter,depending on its source and treatment. Calcium is necessary in plant and animal nutrition since it is an essential constituent of bones, shells and plant struc... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more.
 716980   $59.20 
 Hanna Checker Marine Calcium Reagents (25pcs)   Hanna Instruments   Hanna Checker Marine Calcium Reagents (25pcs) 
FOR Hanna Checker - Calcium Calcium presence in water supplies results from passage over deposits of limestone, dolomite, gypsum and gypsiferous shale. Its concentration may extend from 0 to several hundred milligrams per liter,depending on its source and treatment. Calcium is necessary in plant and animal nutrition since it is an essential constituent of bones, shells and plant s... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 716985   $21.71 
 Hanna Checker pH Tester (HI 98103)   Hanna Instruments   Hanna Checker pH Tester (HI 98103) 
Hanna Checker pH Tester (HI 98103)Hanna Checker pH Tester (HI 98103) (716435)At the cost of just a few rolls of litmus paper, you can have the industry's best pocket-size pH tester. The Checker supplies you with fast and accurate readings from 0.00 to 14.00 pH with a resolution of 0.01 pH. This compact tester features a large easy-to-read LCD and a simple to perform 2-point calibra... Note: Calibration Buffer Solutions are available separately. — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 716435   $32.72 
angezeigte Produkte: 121 bis 140 (von 367 insgesamt) Seiten: [<< vorherige]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  19  [nächste >>] 
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