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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 21 al 40 (de 289 productos) Páginas de Resultados: [<< Anterior]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  [Siguiente >>] 
 Clase de Popularity-   Fabricante   Producto(s)   Modelo   Precio   Compre Ahora 
 pH Control Kit   General Hydroponics   pH Control Kit 
pH Control Kit (eco-5518)pH Control Kit Contains Ph Up (add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level), Ph Down (uses food grade Phosphoric acid to lower the pH to the proper level), and Ph Test Indicator (fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liq... — Ships from Seattle, Washington USA....more info.
 eco-5518   $9.89 
 HM WATERPROOF EC/TDS/TEMP COMBO METER   HM Digital   HM WATERPROOF EC/TDS/TEMP COMBO METER 
HM Digital Waterproof EC-TDS-TEMP Combo Meter COM-100 Measures electrical conductivity (EC), total dissolved solids (TDS) and temperature. Three different calibration options (KCl, 442TM, NaCl), each with its own non-linear conversion factor. Automatic Temperature Compensation (ATC) using three temperature coefficients. Waterproof housing. Measurement Range: 0-9990 µS; 0-8... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716160   $49.14 
 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   $11.91 
 RAPITEST MINI PH TESTER (12/CASE)   Luster Leaf Products, Inc.   RAPITEST MINI PH TESTER (12/CASE) 
Rapitest Mini pH Tester [model 1815] RAPITEST MINI PH TESTER (12/CA Tests the acidity of soilCheck which plants suit your soilEnables you to alter soil conditionsUse for fruits, flowers, shrubs and vegetablesNo batteries required Manufacturer's Product Information 2007 MSRP Each $8.95 Case Weight2.31 L... Note: Calibration Buffer Solutions are available separately. This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716753   $5.51 
 Nutradip (Tri Meter)     Nutradip Grow Boss      Nutradip (Tri Meter) Nutradip Grow Boss 
Available Thursday 30 November, 2017
The Nutradip GrowBoss is a nutrient monitoring system that assists growers in achieving maximum results for their growing efforts. The GrowBoss is a constant monitoring meter that indicates to the grower the exact levels of Nutrient strength, pH and temperature. This allows the grower to adjust and optimize each parameter as the crop progresses through each growth cycle. The Grow... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-ND1100200   $211.73 
 Combo pH/EC/TDS/C/PPM Tester   Hanna Instruments   Combo pH/EC/TDS/C/PPM Tester 
Hanna Instruments Combo pH/EC/TDS/C/PPM Tester (HI98129)This waterproof tester offers high accuracy pH, EC/TDS, and temperature measurements all in a single tester! No more switching between meters for your routine measurements. This floating, waterproof combination tester has an easy to read LCD and an automatic shut-off. pH and EC/TDS readings are automatically temperature c... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HI98129   $137.30 
 BLUELAB® SOIL pH METER   Bluelab   BLUELAB® SOIL pH METER 
BlueLab Soil pH Meter SOIL PH 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 in a lockable protective case. Calibration soluti... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716190   $152.92 
 Hydroponic Essentials pH Test Kit   HydroFarm   Hydroponic Essentials pH Test Kit 
Hydroponic Essentials Hydroponic Essentials pH Test Kit (ESPHTEST)(Wide Spectrum) Measures 3-10 pH. The Hydroponic Essentials pH test kit is good for 150 tests. At the rate of 3 tests per week it will last one year, making it excellent value for money. This kit covers a pH range of 3-10 measuring in 0.1 increments. Manufacturer's Produc... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-ESPHTEST   $3.83 
 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 HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HMDCOM80   $30.32 
 HM Digital Replacement Probe for pH Model PH-200   HM Digital   HM Digital Replacement Probe for pH 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....more info.
 716180   $29.03 
 Tower of Power 6 Outlet Surge Protector   HydroFarm   Tower of Power 6 Outlet Surge Protector 
Tower of Power (eco-4529)Tower of Power Hydrofarm’s Tower of Power Introducing Tower of Power -The Remedy for Packed Power StripsSay goodbye to over-crowded, under-utilized power strips. Hydrofarm's TOWER OF POWER offers 6 outlets with enough room to accommodate even the bulkiest timers and adapters. The Tower of Power will handle all you can throw at it. In your home office i... — Ships from Seattle, Washington USA....more info.
 eco-4529   $27.57 
 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 SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716573   $38.44 
 pH Test Indicator 8 oz.   General Hydroponics   pH Test Indicator 8 oz. 
pH Test Indicator 8 oz. (eco-5516)pH Test Indicator 8 oz General Hydroponics pH Test Kits make pH testing easy. Simply fill a test-tube halfway with nutrient, add a few drops of pH Test Indicator, and observe the coloration of the liquid in the test vial. Many experienced growers prefer our pH Test Kit to expensive electronic meters because of its reliability and ease of use, w... — Ships from Seattle, Washington USA....more info.
 eco-5516   $6.19 
 Bluelab Soil pH Pen   Bluelab   Bluelab Soil pH Pen 
Bluelab Soil pH Pen This clever soil pH pen will help you manage the success of soil grown crops. The soil pH pen provides a pH and temperature reading of soils and media, so you know that the right nutrients will be made available to your plants. It will also measure solutions too…... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716438   $119.13 
 Continuous pH/TDS/temp Monitor   Hanna Instruments   Continuous pH/TDS/temp Monitor 
Hanna Instruments Continuous pH/TDS/temp Monitor (HI9815047)Designed for continuous monitoring of pH, TDS, and temperature, this device 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 switchin... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HI9815047   $192.48 
 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....more info.
 716165   $64.11 
 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   $46.38 
 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 
 Accurate pH 7.   Control Wizard   Accurate pH 7. 
Control Wizard Products is now introducing its Accurate pH 7 pH-moisture meter for soil growers. Until now, soil growers with the need to keep careful tabs on the pH of their soil have had to rely on either cheap and hokey junk meters or meters that are very expense and hard to get. This new meter is the best of both worlds. It is relatively inexpensive and is manufactured to high ... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA....more info.
 CW520   $44.85 
 Digital pH Controller   HydroFarm   Digital pH Controller 
Autopilot Digital pH Controller (APCEPH1)The Autopilot pH-1 controller accurately and reliably measures and controls the pH of any water-based solution, including hydroponic nutrient mixtures, and fish aquarium water. After selecting the desired pH setting from 5.0 to 8.0 pH, the pH controller measures the pH value of the solution and automatically adds pH adjustment (either acid ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-APCEPH1   $237.37 
Viendo del 21 al 40 (de 289 productos) Páginas de Resultados: [<< Anterior]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  [Siguiente >>] 
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