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What do we have here?
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 241 to 260 (of 284 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 
 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   $16.46 
 Bluelab Carry Case   Bluelab   Bluelab Carry Case 
Bluelab Carry Case The Bluelab Carry Case provides a custom fit so you can use and read your Bluelab Meter right from the carry case. A firm outer casing offers impact reduction for your Meter. There are two pockets in the top of the case especially made for meter probes. The internal strap is a tidy way to tuck away the probe cables. Removable and adjustable straps prov... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716440   $16.35 
 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   $16.27 
 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   $16.08 
 Bluelab Meter Carry Case   Bluelab   Bluelab Meter Carry Case 
Bluelab Bluelab Meter Carry Case (BLU7000)Bluelab is excited to introduce a new accessory which makes transporting and using their Meters even easier! The Bluelab Carry Case provides a custom fit so you can use and read your Bluelab Meter right from the carry case. A firm outer casing offers impact reduction for your Meter. There are two pockets in the top of the case especially m... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-BLU7000   $15.90 
 Moisture Meter.      Moisture Meter. 
RAPITEST MOISTURE METER (PROBE TYPE)... — Ships from Portland, Oregon USA....more info.
 MI210   $15.80 
 Grower's Edge Wireless Remote Sensor      Grower's Edge Wireless Remote Sensor 
Grower's Edge Thermometer/Hygrometer with Sensor Large screen digital readout. Wireless sensor transmits up to 50 feet. Expandable to accept 2 additional sensors. Waterproof casing is chemical and UV resistant. Displays degrees in F or C. Wireless Sensor - For use with Grower's Edge Digital Thermometer & Hygrometer #716555. Transmits up to 50 feet. 2 AAA batteries included. R... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716557   $15.21 
 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 SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716187   $15.21 
 OAKTON 1413 CONDUCTIVITY SOL. 500ML   Oakton   OAKTON 1413 CONDUCTIVITY SOL. 500ML 
Oakton® 1413 TDS Solution... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716114   $14.93 
 Grow More pH Down 30% Gallon (4/Cs)      Grow More pH Down 30% Gallon (4/Cs) 
Grow More pH Down 30%Grow More pH Down 30% Gallon (4/Cs) (721875)Convenient ready to use liquids, concentrated, fast acting, high purity food grade ingredients. Use pH Down to lower pH of nutrient solution with phosphoric acid. Not registered in the state of OR at this time. Manufacturer's Product Information ... This item is sold individually. — LTL Shipping Required. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 721875   $14.66 
 Grow More pH Up 30% Gallon (4/Cs)      Grow More pH Up 30% Gallon (4/Cs) 
Grow More pH Up 30%Grow More pH Up 30% Gallon (4/Cs) (721865)Convenient ready to use liquids, concentrated, fast acting, high purity food grade ingredients. Use pH Up to raise pH of nutrient solution with potassium hydroxide. Not registered in Washington or Oregon at this time. Manufacturer's Product Information ... This item is sold individually. — LTL Shipping Required. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 721865   $14.66 
 Bluelab Guardian Monitor Power Supply   Bluelab   Bluelab Guardian Monitor Power Supply 
Bluelab Bluelab Guardian Monitor Power Supply (BLU24700)Power supply unit with international plug adaptors for North America, Australia/New Zealand, UK and Europe.Designed specifically for use with the Bluelab Guardian Monitor. Manufacturer's Product Information ... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-BLU24700   $14.42 
 RAPITEST SOIL pH METER   Luster Leaf Products, Inc.   RAPITEST SOIL pH METER 
Rapitest Soil pH Meter [model 1840] SOIL PH METER Model 1840 Instantly tells you how acid or alkaline your soil isCheck which plants suit your gardenEnables you to alter soil conditionIncludes pH preferences for over 400 plants. Manufacturer's Product Information 2007 MSRP Each $19.95 Case Weight2.18 ... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716750   $14.02 
 Rapitest Digital Plus Moisture Meter   Luster Leaf Products, Inc.   Rapitest Digital Plus Moisture Meter 
New digital technology take the guess out of determining the watering needs for lawns, flowers, shrubs and houseplants. The Rapitest Digital Plus Rapitest Digital Plus Moisture Meter Soil Moisture Meter is programmed with moisture requirements for over 150 vegetables, landscape plants, healthy perennials and vigorous house plants. The meter's numeric format is easy to read. ... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716905   $12.91 
 RAPITEST SOIL TEST pH NPK   Luster Leaf Products, Inc.   RAPITEST SOIL TEST pH NPK 
Rapitest Soil Test Kit [model 1601] SOIL TEST PH,N,P,K Kit includes: 4 color comparators, 40 test capsules, 10 each for pH, N, P and K, complete instructions for adjusting soil pH, fertilization guidelines and pH preferences list for over 450 plants for the home, yard and garden. Plants need food (nutrients)for healthy growth. Nitrogen, Phosphorus and Potash (N, P and K for s... — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 716756   $12.63 
 Rapitest Soil Test Kit   Luster Leaf Products, Inc.   Rapitest Soil Test Kit 
Luster Leaf Rapitest Soil Test Kit (LL01601)40 tests: 10 each for pH, nitrogen, phosphorus and potash. Patented color comparator system. Manufacturer's Product Information MSRP each $17.95 UPC035307016126 Dimensions4.38 x 7.44 x 1.32 Case W... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-LL01601   $11.88 
 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 ph Test Strip Paper... — Ships from Portland, Oregon USA....more info.
 HY187   $11.40 
 Digital Soil Thermometer   Luster Leaf Products, Inc.   Digital Soil Thermometer 
Luster Leaf Digital Soil Thermometer (LL01625)Improve your seedling and transplanting results by planting at the safe and proper soil temperature. Readings in Fahrenheit. Manufacturer's Product Information MSRP each $14.45 UPC035307018250 Dimensio... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-LL01625   $10.67 
 Digital pH Meter   Luster Leaf Products, Inc.   Digital pH Meter 
Luster Leaf Digital pH Meter (LL01845)The slender redesigned meter style provides an easier to read, instant digtal read-out. It measures and displays the acidity / alkalinity of garden and container soil. Batteries are required and included. Manufacturer's Product Information ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-LL01845   $10.67 
 pH CONTROL KIT (12/CASE)   General Hydroponics   pH CONTROL KIT (12/CASE) 
General Hydroponics™ pH Control Kit PH CONTROL KIT (12/CASE) Contains: 8 oz. pH UP, 8 oz. pH DOWN, 1 oz. indicator & vial Manufacturer's Product Information 2007 MSRP Each $15.95 Case Weight19.35 LB Case Dimensions17.25 x 10.5 x 7.5 IN Case Quantity12 NOTE: CANNOT SHI... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 722080   $10.31 
Displaying 241 to 260 (of 284 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  [Next >>] 
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