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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 161 to 180 (of 354 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  [Next >>] 
 Sort by Popularity   Manufacturer   Product(s)+   Model   Price   Buy Now 
 HANNA PH/TDS/TEMP MONITOR (HI981504/7)   Hanna Instruments   HANNA PH/TDS/TEMP MONITOR (HI981504/7) 
Hanna pH-TDS_TEMP Monitor Model Hi 981504-7 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 light. This means no more switching between par... — 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.
 716810   $206.25 
 Hanna pHep 1 pH Pen (HI 98107)   Hanna Instruments   Hanna pHep 1 pH Pen (HI 98107) 
Hanna pHep 1 pH Pen (HI 98107) (eco-5523)pHep pHep®, the standard in pH measurement with 0.1 pH accuracy, has 2 point calibration, large LCD, pull out replenishable junction and 700 hour battery life. The pHep® pH tester features a casing that is more rugged and has been ergonomically enhanced to better fit your hand. The pHep® comes with a protective cap that can... Note: Calibration Buffer Solutions are available separately. — Ships from Seattle, Washington USA...more.
 eco-5523   $50.21 
 HANNA PHEP 4 WATERPROOF METER (HI98127)   Hanna Instruments   HANNA PHEP 4 WATERPROOF METER (HI98127) 
Hanna Waterproof PHEP 4 Tester With Replaceable Electrode (Model HI 98127) When HANNA® introduced its first version of the pHep (pH electronic paper) in 1986, it immediately revolutionized the standard in pH measurement. pHep's ease-of-use in combination with its affordability made it possible for non-technical and technical personnel alike to measure pH on the spot, accurately ... — 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.
 716830   $83.37 
 Hanna pHep 5 pH Pen (HI 98128)   Hanna Instruments   Hanna pHep 5 pH Pen (HI 98128) 
Hanna pHep 5 pH Pen (HI 98128) (eco-5522C)Hanna Gro'CHEK pHEP 5 Meter The pHep 4 and pHep 5 includes features such as a dual-level LCD, battery level indicator, replaceable pH electrode cartridge, instability indicator, automatic shut-off and automatic calibration all in a floating, waterproof casing. pHep 5 pHep 5 is the most advanced pH tester on the market today. Has ... Note: Calibration Buffer Solutions are available separately. — Ships from Seattle, Washington USA...more.
 eco-5522C   $99.71 
 HANNA PHEP METER (HI98107)   Hanna Instruments   HANNA PHEP METER (HI98107) 
Hanna PHEP Tester (Model HI 98107) The HI 98107 (pHep®), which is the result of over two decades of research and manufacturing experience, is the updated version of our widely popular 96107 (pHep®). Today the redesigned pHep series feature a rugged and ergonomically enhanced casing that fits comfortably in your hand and a larger LCD which makes it easier to read at any angle. Wi... — 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.
 716840   $47.14 
 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 Free Shipping when ordering $50 or more of qualifying items....more.
 eco-5528A   $196.19 
 HANNA PRIMO TDS TESTER   Hanna Instruments   HANNA PRIMO TDS TESTER 
Hanna Primo TDS Tester The Primo TDS tester provides a fast and dependable way to measure the Total Dissolved Solids in your water samples. It is ideally suited for the rigorous demands of water quality professionals, who will appreciate the practicality of Primo's easy-to-read LCD when demonstrating the before and after results of conditioning and filtration systems. Temperat... 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.
 716833   $35.37 
 Hanna Primo TDS Tester   Hanna Instruments   Hanna Primo TDS Tester 
Hanna Primo TDS Tester (eco-5525)Primo TDS Tester The Primo TDS tester provides a fast and dependable way to measure the Total Dissolved Solids in your water samples. It is ideally suited for the rigorous demands of water quality professionals, who will appreciate the practicality of Primo'seasy-to-read LCD when demonstrating the before and after results of conditioning and filtra... Note: Calibration Buffer Solutions are available separately. — Ships from Seattle, Washington USA...more.
 eco-5525   $29.50 
 HANNA REPLACEMENT PH PROBE (HI1293) Special Order   Hanna Instruments   HANNA REPLACEMENT PH PROBE (HI1293) Special Order 
FOR Hanna Grochek® Combo pH/EC/TDS/Temperature Monitor (Model HI 991404) The Combo HI 991404 meter is designed for continuous, high accuracy pH, EC/TDS and temperature measurements. These microprocessor indicators continuously monitor the three most important nutrient parameters in hydroponics, greenhouses and horticultural applications with a single instrument. These indicators... Note: Calibration Buffer Solutions are available separately. — Ships separately from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 716801   $91.19 
 HANNA REPLACEMENT PH PROBE (HI73127) Special Order   Hanna Instruments   HANNA REPLACEMENT PH PROBE (HI73127) Special Order 
FOR Hanna Combo pH/EC/TDS/Temperature Tester With Low Range EC (Model HI 98129) The HI 98129 Combo waterproof tester offer high accuracy pH, EC/TDS and temperature measurements in a single tester! No more switching between meters for your routine measurements. The waterproof Combo (it even floats) has a large easy-to-read, dual-level LCD and automatic shut-off. pH and EC/TDS rea... 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.
 716831   $52.06 
 HANNA REPLACEMENT PROBE (HI1285-0) Special Order   Hanna Instruments   HANNA REPLACEMENT PROBE (HI1285-0) Special Order 
FOR Hanna Waterproof pH/EC/TDS Meter (Model HI 9813-0) HI 9813-0 allows you to measure pH, EC (conductivity) and TDS with just one instrument! This meter has a full-spectrum pH measurement range. The EC range goes to 4.00 mS/cm. In the TDS range, both instruments use a conversion factor from 0.56 to 0.72 for fertilizer readings, to ensure your measurements fully conform to in... — Ships separately from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 716836   $107.81 
 HANNA REPLACEMENT PROBE (HI73311) Special Order   Hanna Instruments   HANNA REPLACEMENT PROBE (HI73311) Special Order 
FOR Hanna DiST 5 Waterproof(Low Range) EC/TDS/Temperature Tester (Model HI 98311) The original DiST (Dissolved Solids Tester) was first introduced in 1986 by HANNA®. Since then, Conductivity and Total Dissolved Solids measurements have never been easier. DiST's ease-of-use, in combination with its affordability, made it the standard in EC and TDS measurement. HANNA® continue... — Ships separately from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more.
 716826   $52.06 
 Hanna TDS Gro'Chek Stick Tester HI 981409   Hanna Instruments   Hanna TDS Gro'Chek Stick Tester HI 981409 
HI 981409 TDS Gro'Chek Stick Tester is a TDS tester ideal for mixing fertilizer. This tester will run for 2000 hours continuously on AA batteries.... Note: Calibration Buffer Solutions are available separately. — Ships from Seattle, Washington USA...more.
 eco-5521H   $115.95 
 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 Free Shipping when ordering $50 or more of qualifying items....more.
 eco-5529A   $190.62 
 Hanna Waterproof pH/EC/TDS Meter (HI 9813-6N)   Hanna Instruments   Hanna Waterproof pH/EC/TDS Meter (HI 9813-6N) 
Hanna Waterproof pH/EC/TDS MeterHanna Waterproof pH/EC/TDS Meter (HI 9813-6N) (716814)  HI 9813-6N is a versatile, water resistant multiparameter portable meter specifically designed for agricultural applications such as hydroponics, greenhouses, farming and nurseries. It features an extra large LCD that clearly displays the parameter being measured as well as calibration ins... — 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.
 716814   $201.25 
 HANNA WATERPROOF PH/EC/TDS/TEMP (HI98129)   Hanna Instruments   HANNA WATERPROOF PH/EC/TDS/TEMP (HI98129) 
Hanna Combo pH/EC/TDS/Temperature Tester With Low Range EC (Model HI 98129) The HI 98129 Combo waterproof tester offer high accuracy pH, EC/TDS and temperature measurements in a single tester! No more switching between meters for your routine measurements. The waterproof Combo (it even floats) has a large easy-to-read, dual-level LCD and automatic shut-off. pH and EC/TDS reading... — 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.
 716820   $150.00 
 HI1285-6 Replacement Probe.      HI1285-6 Replacement Probe. 
HI1285-6 Replacement Probe for NEW HI9813-6 (HY1743)... — Ships from Portland, Oregon USA...more.
 HY1771   $114.95 
 HM DIGITAL PH 80   HM Digital   HM DIGITAL PH 80 
HM Digital pH Meter Model PH-80 Resolution: pH 0.1 pH, 0.00 - 14.0 pH. Accurate to ±0.1 pH. Hold button and auto shut-off. Automatic Calibration: Auto-ranging to 4, 7 or 10 pH. Very reliable and long lasting. Low battery indicator. Clear cap to notice moisture (or lack of) on probe. Glass encased referenc... 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.
 716155   $49.95 
 HM HANDHELD TDS-3 TESTER   HM Digital   HM HANDHELD TDS-3 TESTER 
HM Digital Handheld TDS Tester Model TDS-3 Ideal for commercial use. Includes a carrying case with belt clip. Highly efficient and accurate due to its advanced microprocessor technology. Hold Function: saves measurements for convenient reading and recording. Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve batteries. Measurement Rang... — 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.
 716187   $22.44 
 HM INLINE AQUAPRO TDS WATER TESTER   HM Digital   HM INLINE AQUAPRO TDS WATER TESTER 
HM Digital Aquapro TDS Water Tester Model AP-1 Measures total dissolved solids (TDS) and temperature. Automatic Temperature Compensation (ATC) Water-resistant housing Measurement Range: 0-5000 ppm Digital Calibration (push button) Auto-off function, data-hold function and low-battery indicator. Display: large and easy-to-read LCD screen includes simultaneous temperature read... 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.
 716188   $26.81 
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