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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 141 to 160 (of 311 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  [Next >>] 
 Sort by Popularity   Manufacturer   Product(s)   Model   Price-   Buy Now 
 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 HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-HI981409   $77.64 
 GroChek Hanna EC/TDS Monitor w/ HI7632 EC Probe   Hanna Instruments   GroChek Hanna EC/TDS Monitor w/ HI7632 EC Probe 
Hanna Instruments GroChek Hanna EC/TDS Monitor w/ HI7632 EC Probe (HI983301N)Waterproof and chemically resistant, this monitor has been designed to meet the grower's need for equipment suited to the aggressive environments found in agricultural and hydroponics applications. At startup, the meter performs a self-check to ensure proper working condition. This monitor from Hanna has ... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-HI983301N   $76.97 
 GroChek pH Tester   Hanna Instruments   GroChek pH Tester 
Hanna Instruments GroChek pH Tester (HI981408)This tester has been specifically designed to address the needs of growers in hydroponics, greenhouses, and nurseries. The meter has all the features necessary to check the pH of the fertilizer solution during preparation. With a sturdy body, it also floats so that it can be quickly retrieved if accidentally dropped in the tank. Frequen... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-HI981408   $76.30 
 Milwaukee SE600 Replacement Probe for MW802   Milwaukee Instruments   Milwaukee SE600 Replacement Probe for MW802 
Smart pH/EC/TDS Combo. Meter Model MW802Milwaukee SE600 Replacement Probe for MW802 (716617)The MW802 is a compact portable meter with faster micro processor. This meter allows you to measure pH, EC and TDS with just one instrument and one single probe! This easier and faster to calibrate portable meter has a smaller, ergonomic and lighter case design. Also has 100% larger and easi... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 716617   $75.72 
 Replacement Probe for MIMW802 ONLY   Milwaukee Instruments   Replacement Probe for MIMW802 ONLY 
Milwaukee Instruments Replacement Probe for MIMW802 ONLY (MISE600)Combination Probe For pH/EC/TDS with 1 meter cable  ** FOR NEW STYLE MIMW802 UNITS ONLY, NOT MISM802 Manufacturer's Product Information MSRP each $99.95 UPC810666003112 Dimensions... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-MISE600   $75.65 
 Hanna ph Gro'Chek Stick Tester HI 981408   Hanna Instruments   Hanna ph Gro'Chek Stick Tester HI 981408 
HI 981408 pH Gro'Chek® Stick Tester is an ideal tester for use in nutrient mixing tanks. This tester will run for 2000 hours continuously on AA batteries.... Note: Calibration Buffer Solutions are available separately. — Ships from Seattle, Washington USA....more info.
 eco-5521G   $75.50 
 Bluelab pH Pen   Bluelab   Bluelab pH Pen 
Bluelab pH Pen Measures pH and temperature. Selectable units for ˚C & ˚F. Backlit LCD display. Double junction probe (not replaceable). Successful calibration indicator. Hold reading function and low battery warning. Fully waterproof with auto off function. Automatic temperature compensat... Note: Calibration Buffer Solutions are available separately. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 716480   $75.33 
 Bluelab pH Pen   Bluelab   Bluelab pH Pen 
Bluelab Bluelab pH Pen (BLU2210)The ultimate handy solution for measuring pH! Plants get their nutrition from minerals but they can only get all the right minerals they need if certain conditions are right. A key factor that affects food uptake is whether your solution is acid or alkaline. We measure this in pH. The Bluelab pH Pen is the latest innovation for hand held meters. It p... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-BLU2210   $75.33 
 Soil pH Probe   Bluelab   Soil pH Probe 
Bluelab Soil pH Probe (BLU24115)Handy for direct pH testing of soils or pH soil solutions. The non-refillable Bluelab Soil pH Probe is used to measure the pH levels of soil or media of cropping, pasture, containerised plants, home gardens, propagation culture... anywhere that the soils' pH requires testing. The Bluelab Soil pH Probe can be connected to the Bluelab pH Meter and Blue... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-BLU24115   $73.66 
 Future Harvest Nutradip Nutrient Meter PPM Dual Power AC DC   FHD (Future Harvest Development)   Future Harvest Nutradip Nutrient Meter PPM Dual Power AC DC 
Nutradip Nutrient MeterNutradip® Nutrient Meters are the reliable way to measure the strength of your gardens nutrient supply. It is a continuous monitoring meter with automatic temperature compensation and dc power built in for portability. Lightweight, portable and splash resistant. Wall mount or hand held -AC & DC powered. Easy to read plant... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 716350   $73.60 
 Oakton pH Testers Replacement Sensor   Oakton   Oakton pH Testers Replacement Sensor 
Oakton Oakton pH Testers Replacement Sensor (OK3562438)Expand the lifetime of your Oakton pH tester by keeping these replacemen sensors on hand. These pH testers work with Oakton's line of 10, 20, and 30 series pHtestrs (OK3563410, OK3563420, and OK3563430). Manufacturer's Product Information ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-OK3562438   $72.31 
 REPLACEMENT ELECTRODE REPLACEMENT FOR OAKTON ULTRA BASIC WATERPROOF pH TESTER (35624-09)   Oakton   REPLACEMENT ELECTRODE REPLACEMENT FOR OAKTON ULTRA BASIC WATERPROOF pH TESTER (35624-09) 
Oakton® Ultra Basic pHTestr® ELECTRODE REP. FOR PH 1 & ULTR NEW!Waterproof, dustproof and floatsReplaceable electrode lets you reuse same meter body, saving you moneyPush-button one-point calibrationMicroprocessor-based auto buffer recognitionHold function; auto-off; error messagesCertifiable to IP67 standardsSingle junction-1 to 15.0 pH Man... Note: Calibration Buffer Solutions are available separately. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 716047   $71.98 
 Milwaukee EC hand meter SM301   Milwaukee Instruments   Milwaukee EC hand meter SM301 
Milwaukee Instruments Milwaukee EC hand meter SM301 (MISM301)This smart meter is a low-cost portable meter. It may not have the unnecessary and cost-additive frills of some other meters, but you won't notice what you don't need. The Milwaukee EC hand meter includes an electrode 9V battery and calibration solution. Manufacturer's Pr... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-MISM301   $71.61 
 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   $70.03 
 BLUELAB® TRUNCHEON™ SOIL pH REPLACEMENT PROBE (SPECIAL ORDER ONLY)   Bluelab   BLUELAB® TRUNCHEON™ SOIL pH REPLACEMENT PROBE (SPECIAL ORDER ONLY) 
For BlueLab Soil pH Meter SOIL PH METER REPLACEMENT PROBE ONLY(SO) About the meter: If you need to measure the pH level of soil, media or substrates, then the Bluelab® Soil pH Meter is just what you need! Our meter can be used by everybody from the home enthusiast to commercial growers. 5 year Bluelab® Guarantee (6 month for probe). Quality soil pH probe included. Supplied i... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 716192   $73.66  $68.64 
 Oakton EcoTester CTS Pocket Conductivity, Salinity, and TDS Meter   Oakton   Oakton EcoTester CTS Pocket Conductivity, Salinity, and TDS Meter 
Oakton® Conductivity, TDS and Salinity in one meter. Expanded 4-digit dual-line display shows conductivity and temperature readings simultaneously. Additional key provides an easier, more intuitive interface. Improved cap functions as a sample cup and as a stabilizing base to stand the meter upright. Rugged IP67-rated housing is waterproof and floats. Battery level indicator flashe... Note: Calibration Buffer Solutions are available separately. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 716124   $66.96 
 Waterproof pH/Temperature Meter   HM Digital   Waterproof pH/Temperature Meter 
HM Digital Meters Waterproof pH/Temperature Meter (HMDPH200)FEATURES Measures pH and Temperature Auto-ranging three point calibration with digital fine tuning Includes 4 pH buffer solution in a sponge embedded in a clear cap, so you can see if it's dried up Waterproof housing Simultaneous temperature display Measurement Range: 0-14 pH Digital Calibration (push button) ... — Ships from HF: OR, CA, CO, PA, TX, FL USA (not via USPS)....more info.
 hf-HMDPH200   $66.93 
 HM Digital Waterproof pH Meter Model PH-200   HM Digital   HM Digital Waterproof pH Meter Model PH-200 
Measures pH and Temperature. Auto-ranging three point calibration with digital fine tuning. pH buffer 4 solution is in a sponge embedded in a clear cap. Measurement Range: 0-14 pH with a waterproof housing. Digital automatic calibration (one point), with digital fine tuning. Auto-off, data-hold functions and low-battery indicator. Display: large and easy-to-read LCD screen includes... Note: Calibration Buffer Solutions are available separately. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 716165   $66.90 
 FH NUTRADIP CMS PPM METER   FHD (Future Harvest Development)   FH NUTRADIP CMS PPM METER 
Nutradip® CMS PPM Meter NUTRADRIP CMS PPM METER (20/CASE) The Nutradip® CMS (constant monitoring system) Nutrient Meter has automatic temperature compensation and measures the TDS ppm/EC in your water.2 year limited warranty on meter. 6 month limited warranty on the probe. Manufacturer's Product Information ... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA (not via USPS)....more info.
 716330   $66.90 
 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 
Displaying 141 to 160 (of 311 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  [Next >>] 
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PH600-AQ PH METER 10/CS
DO NOT BUY THIS! I don't usually write reviews calling an it ..
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