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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 81 al 100 (de 318 productos) Páginas de Resultados: [<< Anterior]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  [Siguiente >>] 
 Clase de Popularity   Fabricante   Producto(s)   Modelo   Precio+   Compre Ahora 
 EC/TDS/Temp Waterproof Hydro Tester   HM Digital   EC/TDS/Temp Waterproof Hydro Tester 
HM Digital Meters EC/TDS/Temp Waterproof Hydro Tester (HMDCOM80)   KEY FEATURES Best value in its class (under $50) Measures electrical conductivity (EC), TDS and temperature. Automatic Temperature Compensation (ATC) Water-resistant housing Large LCD display Hold button and Auto shut-off Digital Calibration (push butto... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HMDCOM80   $32.60 
 Primo TDS Tester   Hanna Instruments   Primo TDS Tester 
Hanna Instruments Primo TDS Tester (HIPRIMO)Primo testers provide a fast and dependable way to measure the total dissolved solids or conductivity in your water samples. Each tester is ideally suited for the rigorous demands of water quality professionals. Many professionals use the cabled version of the Primo when demonstrating the before and after results of conditioning... 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-HIPRIMO   $33.80 
 Replacement pH Sensor PH-200   HM Digital   Replacement pH Sensor PH-200 
HM Digital Meters Replacement pH Sensor PH-200 (HMDSPP2)This spare pH sensor is for HM Digital Waterproof pH Meter model P-200. Features Glass pH sensor and reference tube and thermister. Manufacturer's Product Information MSRP each $49.95 Dimensions3 x 3 x 7 ... 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-HMDSPP2   $34.47 
 MA812D/2 REPLACEMENT PROBE  FOR SMS410 (1/CASE)   Milwaukee Instruments   MA812D/2 REPLACEMENT PROBE FOR SMS410 (1/CASE) 
Milwaukee TDS Monitor [model SMS410] MA812D/2 REPLACEMENT PROBE TDS monitor, range: 0-1990 ppm with accuracy of 2% full scale and with 1 point manual calibration and automatic temperature compensation. Set point range 700 to 1800 ppm, and led visual alarm active when reading is lower than set point. Supplied with 12v DC power adapter, MA812B/2 conductivity probe and 20ml. 15... 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.
 706651   $34.50 
 24-7 Nutrient Monitor Replacement PPM Probe   Control Wizard   24-7 Nutrient Monitor Replacement PPM Probe 
24-7 Nutrient Monitor Replacement PPM ProbeThis item is the replacement PPM probe 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 co... — Ships from Portland, Oregon USA....more info.
 CW506   $34.95 
 Replacement pH Electrode for 24-7 Nutrient Monitor.   Hanna Instruments   Replacement pH Electrode for 24-7 Nutrient Monitor. 
If your 24-7 Nutrient Monitor pH electrode breaks or wears out, order this item. This electrode is compatible with the combination Hanna meter listed on this site as HI9813-6 GROCHECK PORTABLE COMBO. ... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA....more info.
 CW505   $34.95 
 Accurate pH 2.   Control Wizard   Accurate pH 2. 
This is the Accurate pH 2. This meter is a step up from Control Wizard Products' Accurate pH 1 meter with readings that show pH in whole and tenths of a pH point. It has a two-point calibration process that is easy to do and takes little time. This calibration process requires the pH 4.0 and pH 7.0 calibration solutions (Sold Separately).It has a temperature compensation feature an... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA....more info.
 CW502   $36.27 
 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 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.
 716840   $36.71 
 PH/Temp Probe for pH55 & pH56   Milwaukee Instruments   PH/Temp Probe for pH55 & pH56 
Milwaukee Instruments PH/Temp Probe for pH55 & pH56 (MIPH55PROBE)This is a replacement electrode for the ph55 and pH56 models of pocket pH/Temperature meter by Milwaukee Instruments. Manufacturer's Product Information MSRP each $49.95 UPC810666001606 Dimensions1 x ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-MIPH55PROBE   $37.94 
 Checker Plus pH Tester   Hanna Instruments   Checker Plus pH Tester 
HI98100 Checker® Plus pH Tester The HI98100 Checker Plus is the next generation of the original Hanna Checker pH tester. The Checker is the most popular pH meter in the world with over 1 million meters used since its introduction in 1991. From entry-level growers to professional horticulturalists, the Checker has been helping people with their pH measurement as a meter that is sim... 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-HI98100   $37.94 
 Prestige PPM Meter      Prestige PPM Meter 
Prestige PPM Meter (970400)Waterproof, low power consumption and automatic switch-off feature after 10 minutes of inactivity to save battery power. - Measuring Range: 0-1999ppm/1ppm - Accuracy: 2% full scale - Operating Temperature: 5-50 C (ATC) - Power Supply: DC4x1.5V Manufacturer's Product Information ... — Ships from DL: Livermore, California USA....more info.
 dl-970400   $38.39 
 MI MA911B/2 REPLACEMENT PROBE FOR SMS110 (Special Order)   Milwaukee Instruments   MI MA911B/2 REPLACEMENT PROBE FOR SMS110 (Special Order) 
Replacement probe for Milwaukee pH Monitor [model SMS110] (MA911B/2)REPL.PROBE/SMS110 About the meter (no included): Model SMS110 pH monitor, range: 0.0 to 14.0 pH, with 2 point manual calibration, and accuracy of 0.2 pH. Set point range: 3.5 to 7.5 pH, and led visual alarm active when reading is higher than set point. Supplied with 12v DC power adapter, MA911B/2 double junc... — 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.
 716661   $39.10 
 Future Harvest Nutradip pH Replacement Probe   FHD (Future Harvest Development)   Future Harvest Nutradip pH Replacement Probe 
Nutradip pH Replacement ProbeFuture Harvest Nutradip pH Replacement Probe (716365)Nutradip pH Probes are the reliable way to measure acidity in your nutrient solution. The pH Probe is a continuous monitoring pH meter with automatic temperature compensation, and dc power built in for portability. Nutradip Probes are engineered for accuracy and durability, helping growers measure... 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.
 716365   $39.13 
 GroChek EC Electrode   Hanna Instruments   GroChek EC Electrode 
Hanna Instruments GroChek EC Electrode (HI7632)Hanna replacement EC electrode for pocket testers. Manufacturer's Product Information MSRP each $57.95 Dimensions3 x 1.8 x 6.5 Case Quantity1 ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HI7632   $39.99 
 CW SOIL, pH AND MOISTURE MONITOR   Control Wizard   CW SOIL, pH AND MOISTURE MONITOR 
Control Wizard Soil pH and Moisture Meter ACCURATE PH 7 Control Wizard Products is now introducing its Accurate pH & moisture meter for soil growers. Until now, soil growers with the need to keep careful tabs on the pH of their soil has had to rely on either cheap, poor quality meters that are very expense and hard to get. This new meter is the best of both worlds. It is rela... 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.
 716575   $40.25 
 Dosatron Mini Seal Kit for Water Powered Doser 11 GPM 1:1000 to 1:112      Dosatron Mini Seal Kit for Water Powered Doser 11 GPM 1:1000 to 1:112 
Mini-maintenance seal kit for D25RE09 VF - should be replaced on an annual basis if unit is used on a regular basis all year.... — 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.
 709024   $40.25 
 pH Checker 1.   Hanna Instruments   pH Checker 1. 
HANNA pH CHECKER 1 (LIQUIDS ONLY) Digital readout.Not temperature compensating but a very good value. We don't get many of these returned so we keep on selling them. Out-performs their more expensive models. Replaceable electrode.... — Ships from Portland, Oregon USA....more info.
 HY1861   $40.27 
 Replacement probe for Combo Pen (HI 73127)   Hanna Instruments   Replacement probe for Combo Pen (HI 73127) 
Replacement probe for Combo Pen (HI 73127) (eco-5522B)Replacement pH Electrode for HI98127, HI98128, HI98129, & HI98130 Replacement pH Electrode for HI98127, HI98128, HI98129, & HI98130 SKU: HI73127 Weight: 1.0 lbs. Package Dimensions: 5.7L x 2.7W x 1.1H Suggested Retail: $58.95 Manufacturer's Product Information ... — Ships from Seattle, Washington USA....more info.
 eco-5522B   $40.78 
 CW 24-7 pH REPLACEMENT PROBE   Control Wizard   CW 24-7 pH REPLACEMENT PROBE 
24-7 Nutrient Monitor 24-7 PH REPLACEMENT PROBE 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 easy access. 6 month l... 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.
 716573   $41.34 
 24-7 PPM Replacement Probe   Sun System / Sunlight Supply   24-7 PPM Replacement Probe 
24-7 Nutrient Monitor24-7 PPM Replacement Probe (716579)A great all around meter for nutrient applications needing constant monitoring. It measures PPM, pH and Temperature. Its large illuminated green LCD display allows easy reading from a distance. Both pH and PPM are temperature compensated for accurate readings. The electrodes are replaceable at a relatively low price. Calibrati... — 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.
 716579   $41.34 
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