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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 326 productos) Páginas de Resultados: [<< Anterior]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  [Siguiente >>] 
 Clase de Popularity   Fabricante   Producto(s)   Modelo   Precio+   Compre Ahora 
 Rapitest Digital Moisture Meter   Luster Leaf Products, Inc.   Rapitest Digital Moisture Meter 
Rapitest Digital Moisture Meter Rapitest Digital Moisture Meter tests for moisture at the roots - where it matters - you no longer risk over watering a healthy plant just because the soil near the surface is dry or under-watering because it appears moist. Ideal for houseplants, window boxes, patio tubs and hanging baskets. Instant digital read-out. Checks soi... — 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.
 716900   $9.09 
 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   $10.15 
 Rapitest Digital Soil PH Meter   Luster Leaf Products, Inc.   Rapitest Digital Soil PH Meter 
Rapitest Digital Soil PH Meter Plants need the correct pH level which controls how well plants utilize the nutrients available in your soil. All plants have a pH preference, so it is important to know the pH level of your soil. You can choose plants with the same pH preferences, avoid those that will not do well in your soil, or know how to go about supplying their special gro... — 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.
 716910   $10.29 
 Digital Moisture Meter   Luster Leaf Products, Inc.   Digital Moisture Meter 
Luster Leaf Digital Moisture Meter (LL01825)This sleek updated design offers an instant and easy to read digital format. It checks soil moisture where it counts: at root level. Monitoring a plant's soil moisture level helps prevent over and / or under watering. Batteries required and included. Manufacturer's Product Information ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-LL01825   $10.75 
 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 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.
 722080   $10.88 
 HANNA PH 1413 uS/CM CAL SOL 16OZ 12/CASE   Hanna Instruments   HANNA PH 1413 uS/CM CAL SOL 16OZ 12/CASE 
Hanna 1500PPM and 1413 uS-CM Calibration Solutions MSRP: $19.49... Note: Calibration Buffer Solutions are available separately. 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.
 716860   $11.39 
 HANNA PH 1500PPM CAL SOL. 16 oz 12/CASE   Hanna Instruments   HANNA PH 1500PPM CAL SOL. 16 oz 12/CASE 
Hanna 1500PPM and 1413 uS-CM Calibration Solutions MSRP: $19.49... Note: Calibration Buffer Solutions are available separately. 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.
 716855   $11.39 
 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   $12.22 
 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 Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-LL01625   $12.41 
 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 Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-LL01845   $12.41 
 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 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.
 716756   $12.59 
 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 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.
 716905   $13.62 
 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 Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-LL01601   $13.65 
 HANNA PH/TDS PEN BATTERIES 12/PACK   Hanna Instruments   HANNA PH/TDS PEN BATTERIES 12/PACK 
Hanna Batteries For PH-TDS Pens 12 Pack MSRP: $19.95... — 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.
 716865   $14.72 
 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 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.
 716750   $14.79 
 OAKTON 1413 CONDUCTIVITY SOL. 500ML   Oakton   OAKTON 1413 CONDUCTIVITY SOL. 500ML 
Oakton® 1413 TDS Solution... — 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.
 716114   $15.18 
 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 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.
 721875   $15.47 
 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 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.
 721865   $15.47 
 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 Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BLU24700   $15.64 
 pH & EC Cleaning & Calibration Kit   Hanna Instruments   pH & EC Cleaning & Calibration Kit 
Attractive, easily shelved packaging, with both written and photographic instructions on solution use. Aggressively priced to encourage customers to purchase more maintenance solutions. Includes five each of pH 7.01, 1413 uS/cm, and cleaning solution (20 mL sachets)... — Ships from Seattle, Washington USA....more info.
 eco-5524D   $15.76 
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