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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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What do we have here?
Displaying 41 to 60 (of 291 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  [Next >>] 
 Sort by Popularity   Manufacturer   Product(s)   Model   Price+   Buy Now 
 Moisture Meter.      Moisture Meter. 
RAPITEST MOISTURE METER (PROBE TYPE)... — Ships from Portland, Oregon USA....more info.
 MI210   $16.66 
 Tri Calibration kit PPM/EC, pH 4, pH 7 500ml (No USPS)   FHD (Future Harvest Development)   Tri Calibration kit PPM/EC, pH 4, pH 7 500ml (No USPS) 
Nutradip (Tri Meter) Tri Calibration kit PPM/EC, pH 4, pH 7 500ml (ND1100041)Monitoring your nutrient strength and the acidity in your nutrient solution is a simple process with outstanding results! Start managing your crop's nutrient requirements with Nutradip, and get the results you deserve! Managing nutrient strength and pH levels is critical to achieving maximum yields. The f... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-ND1100041   $16.69 
 Soil Test Kit.   Luster Leaf Products, Inc.   Soil Test Kit. 
Rapitest Garden Soil Test Kit. 4 Separate Tests (pH, Nitrogen, Phosphorus, Potassium)... — Ships from Portland, Oregon USA....more info.
 MI429   $17.16 
 24-7 Nutrient Monitor Power Adapter      24-7 Nutrient Monitor Power Adapter 
This item is the replacement power adapter 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 conveniently located on the front for eas... — Ships from Portland, Oregon USA....more info.
 CW507   $17.35 
 Watersafe Hydroponics Water Test Kit (12/Cs)      Watersafe Hydroponics Water Test Kit (12/Cs) 
Watersafe Hydroponics Water Test Kit Have you ever had your water analyzed? The hydroponics water test kit gives growers an inexpensive, easy, and reliable way to evaluate water quality. Testing results should guide your decisions on water treatment. It's critical to test your water regularly to remain informed on the constantly changing conditions.   Water quality ... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA. Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 748290   $18.95 
 TDS-3 Handheld TDS meter   HM Digital   TDS-3 Handheld TDS meter 
HM Digital Meters TDS-3 Handheld TDS meter (HMDTDS3)Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurment range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1 ppm. From 1000 to 9990 ppm, the resolution is in increments of 10ppm, indi... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HMDTDS3   $19.75 
 Rapitest Digital Plus Soil pH Meter   Luster Leaf Products, Inc.   Rapitest Digital Plus Soil pH Meter 
Rapitest Digital Plus Soil pH MeterThe Rapitest Digital Plus Soil pH Meter is programmed with plant pH preferences for over 400 fruits, vegetables, grasses and landscape plants. The meter's numeric format is easy to read. All results are displayed on the digital LCD screen, ranging from 3.5 to 9.0. Measures the acidity or alkalinity of your soil. Instant digita... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA. Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 716915   $19.77 
 PH600-AQ PH METER 10/CS   Milwaukee Instruments   PH600-AQ PH METER 10/CS 
Milwaukee pH Tester Model pH 600 AQ Milwaukee’s most affordable pH tester, range: 0.0 to 14.0 pH, with one point manual calibration ,and accuracy of_+ 0.2 pH. Battery Life: 700 hours. Calibration solution sold separately. 30 day warranty. MSRP: $33.95... Note: Calibration Buffer Solutions are available separately. This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA. Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 716642   $21.95 
 Soil pH Tester.      Soil pH Tester. 
RAPITEST SOIL pH TESTER with probe.... Note: Calibration Buffer Solutions are available separately. — Ships from Portland, Oregon USA....more info.
 MI211   $22.23 
 pH Tester w/1 Point Manual Calibration   Milwaukee Instruments   pH Tester w/1 Point Manual Calibration 
Milwaukee Instruments pH Tester w/1 Point Manual Calibration (MIPH600BX)pH Tester with 1 point manual calibration, ± 0.2 pH Accuracy range: 0.0pH to 14.0 pH Full Range tester - Unit comes with 30 Day Warranty -- Snap Over Protective Case - 7.01 Calibration solution and calibration screwdriver are included with unit. Manufa... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-MIPH600BX   $23.09 
 Spare Electrode      Spare Electrode 
Spare Electrode (970301)Spare electrode for Prestige PH Meter (part #397100) Manufacturer's Product Information MSRP $39.95 Dimensions1.5 x 1 x 2 ... — Ships from DL: Livermore, California USA....more info.
 dl-970301   $23.14 
 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 SS: WA, CA, CO, MI, TN, PA, FL USA. Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 716188   $23.60 
 pH Replacement Electrode for HI98103, HI9910 (Special Order)   Hanna Instruments   pH Replacement Electrode for HI98103, HI9910 (Special Order) 
Hanna Instruments pH Replacement Electrode for HI98103, HI9910 (HI1270)Spare pH electrode for HI98103 and HI9910 with cloth junction, for general purpose, field applications. Manufacturer's Product Information MSRP each $29.95 Dimensions2 x 1.9 x... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HI1270   $23.75 
 pH Tester With 1 Point Manual Calibration   Milwaukee Instruments   pH Tester With 1 Point Manual Calibration 
Milwaukee Instruments pH Tester With 1 Point Manual Calibration (MIPH600)Milwaukee's economical tester is an easy-to-use, low cost instruments to measure quick and reliable pH, EC or TDS values.  Measuring electrical conductivity is the best way of checking the amount of salt or dissolved solids (TDS) in water. Milwaukee provides you with a range of pocket... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-MIPH600   $23.95 
 Replacement Platinum Sensor COM-100   HM Digital   Replacement Platinum Sensor COM-100 
HM Digital Meters Replacement Platinum Sensor COM-100 (HMDSPC1)This spare sensor is for HM Digital EC/TDS/Temp Combo Meter model COM-100. Features platinum TDS/EC sensor and thermister. Manufacturer's Product Information MSRP each $36.95 Dimensions2.25 x 2.5 x 3.7... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HMDSPC1   $24.39 
 RAPITEST 4 WAY ANALYZER FERTILIZER/LIGHT/MOISTURE/pH MODEL 1880   Luster Leaf Products, Inc.   RAPITEST 4 WAY ANALYZER FERTILIZER/LIGHT/MOISTURE/pH MODEL 1880 
Rapitest 4 -Way Analyzer [model 1880] FOUR WAY ANALYZER Instantly tells you the fertility of your soilMeasures the light intensity in footcandlesInstantly tells you when to water your plants by measuring the moisture levelInstantly tells you how acid or alkaline your soil is by measuring the pH levelMeasures four different levels for fertilizer, light, moisture and pH. Includ... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA. Note: the WA warehouse is moving in Jul & Aug, some orders may be delayed 1-2 days....more info.
 716752   $24.75 
 Rapitest Digital 3-Way Analyzer   Luster Leaf Products, Inc.   Rapitest Digital 3-Way Analyzer 
Luster Leaf Rapitest Digital 3-Way Analyzer (LL01835)This digital 3-way soil analyzer will help you get the proper readings for pH, fertility and temperature. Gardener's, enjoy using meters as an easy and convenient method to check your soil for these readings and with just a couple touches to the digital analyzer you will have your information for optimal plant growth. This analyz... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-LL01835   $25.40 
 Rapitest Electronic 4-Way Analyzer   Luster Leaf Products, Inc.   Rapitest Electronic 4-Way Analyzer 
Luster Leaf Rapitest Electronic 4-Way Analyzer (LL01880)Unique three probe design allows one meter to measre the essentials for plant growth: sunlight, soil pH, moisture, and combined N-P-K levels. Manufacturer's Product Information MSRP each $34.95 Dimensions0.88... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-LL01880   $25.40 
 Rapitest Digital Soil Test Kit   Luster Leaf Products, Inc.   Rapitest Digital Soil Test Kit 
Quickly and easily tests soil samples measuring levels of pH, Nitrogen, Phosphorus, and Potash.... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-LL01605   $25.40 
 Rapitest Electric Soil Tester      Rapitest Electric Soil Tester 
Determines soil pH and fertility in one unit. Includes instructions.... — Ships from Portland, Oregon USA....more info.
 MI214   $25.94 
Displaying 41 to 60 (of 291 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  [Next >>] 
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