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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 121 al 140 (de 346 productos) Páginas de Resultados: [<< Anterior]   1  2  3  4  5  6  7  8  9  10  11  12  13  14  15  16  17  18  [Siguiente >>] 
 Clase de Popularity   Fabricante   Producto(s)   Modelo+   Precio   Compre Ahora 
 Hanna Checker Phosphate LR Reagents (300pcs)   Hanna Instruments   Hanna Checker Phosphate LR Reagents (300pcs) 
FOR Hanna Checker - Phosphate Easier to use and more accurate than chemical test kits Ascorbic acid method ±0.04 ppm ±4% of reading accuracy 
Large, easy to read digits
 Auto shut off Dedicated to a single parameter Designed to work with HANNA’s reagents Uses 10 mL glass cuvettes Small size, big convenience W... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 716935   $64.64 
 Hanna Checker Phosphorous HC Ultra Low Range   Hanna Instruments   Hanna Checker Phosphorous HC Ultra Low Range 
Hanna Checker - Phosphorus ULR Easier to use and more accurate than chemical test kits Ascorbic acid method ±0.04 ppm ±4% of reading accuracy
 Large, easy to read digits 
Auto shut off Dedicated to a single parameter Designed to work with HANNA’s reagents Uses 10 mL glass cuvettes Small size, big convenience ... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 716940   $48.30 
 Hanna Checker Phosphorous ULR Reagents (25/CS)   Hanna Instruments   Hanna Checker Phosphorous ULR Reagents (25/CS) 
FOR Hanna Checker - Phosphorus ULR Easier to use and more accurate than chemical test kits Ascorbic acid method ±0.04 ppm ±4% of reading accuracy
 Large, easy to read digits 
Auto shut off Dedicated to a single parameter Designed to work with HANNA’s reagents Uses 10 mL glass cuvettes Small size, big convenience ... This item is sold individually. — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 716945   $7.97 
 Hanna Checker Marine Alkalinity HC   Hanna Instruments   Hanna Checker Marine Alkalinity HC 
Hanna Checker - Alkalinity Easier to use and more accurate than chemical test kits Colorimetric method Accuracy ±5 ppm ±5% of reading 1 ppm (mg/L) resolution Large, easy to read digits Auto shut off Dedicated to a single parameter Designed to work with HANNA’s liquid reagents Uses 10 mL glass cuvettes Small size, big c... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 716950   $48.30 
 Hanna Checker Alkalinity Reagents (25pcs)   Hanna Instruments   Hanna Checker Alkalinity Reagents (25pcs) 
FOR Hanna Checker - Alkalinity Easier to use and more accurate than chemical test kits Colorimetric method Accuracy ±5 ppm ±5% of reading 1 ppm (mg/L) resolution Large, easy to read digits Auto shut off Dedicated to a single parameter Designed to work with HANNA’s liquid reagents Uses 10 mL glass cuvettes Small size, b... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 716955   $7.97 
 Hanna Checker Glass Cuvet for Checker Series (4pcs)   Hanna Instruments   Hanna Checker Glass Cuvet for Checker Series (4pcs) 
Hanna Checker AccessoriesGlass Cuvette (4 pcs) The glass cuvette is the most sensitive part for taking accurate measurements with photometers. It is important that the cuvette is always clean and without scratches. These cuvettes were engineered to fit the HANNA Checker HC line.... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 716965   $18.60 
 Hanna Checker Cuvet Caps for Checker Series (4pcs)   Hanna Instruments   Hanna Checker Cuvet Caps for Checker Series (4pcs) 
Hanna Checker AccessoriesCuvette Caps (4 pcs) These caps were made to fit the cuvette.... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 716970   $7.97 
 Hanna Checker Cuvet Cleaning Soultion   Hanna Instruments   Hanna Checker Cuvet Cleaning Soultion 
FOR Hanna Checker - Phosphorus ULR Easier to use and more accurate than chemical test kits Ascorbic acid method ±0.04 ppm ±4% of reading accuracy
 Large, easy to read digits 
Auto shut off Dedicated to a single parameter Designed to work with HANNA’s reagents Uses 10 mL glass cuvettes Small size, big convenience ... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 716975   $21.25 
 Hanna Checker Cuvet Cleaning Soultion   Hanna Instruments   Hanna Checker Cuvet Cleaning Soultion 
Hanna Checker AccessoriesCuvette Cleaning Solution, 230 ml This solution is used to clean dirty cuvettes. Cleaning your cuvette is important because if the cuvette is dirty, less light will reach the sample and it can make your reading off.... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 716975   $21.25 
 Grow More pH Up 30% Quart (12/Cs)      Grow More pH Up 30% Quart (12/Cs) 
Grow More pH Up 30%Grow More pH Up 30% Quart (12/Cs) (721860)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 the state of OR at this time. Manufacturer's Product Information ... This item is sold individually. — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 721860   $6.09 
 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. — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 721865   $16.24 
 Grow More pH Down 30% Quart (12/Cs)      Grow More pH Down 30% Quart (12/Cs) 
Grow More pH Down 30%Grow More pH Down 30% Quart (12/Cs) (721870)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. — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 721870   $6.09 
 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. — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 721875   $16.24 
 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 Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 722080   $11.42 
 pH TEST KIT 1OZ (24/CASE)   General Hydroponics   pH TEST KIT 1OZ (24/CASE) 
General Hydroponics™ pH Test Kit PH TEST KIT 1OZ (24/CASE) 1 oz. test kit with test vial offers wide spectrum testing (pH 4.0 to 8.5). This concentrated solution requires only 5 drops per test. Manufacturer's Product Information 2007 MSRP Each $6.95 Case Weight3.07 LB Case Dimensions7.25 x... This item is sold individually. — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 722145   $5.01 
 PH ALERT   Seachem   PH ALERT 
Seachem pH Alert™ 6 MONTH MONITOR pH Alert™ is a unique color device designed to be placed in the aquarium or filter and monitor pH continuously. A sensor changes color reversibly to alert you shifts to in pH levels between 5.8 and 8.6. Freshwater Only.... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more info.
 729002   $6.59 
 AMMONIA ALERT   Seachem   AMMONIA ALERT 
Seachem Ammonia Alert™ 1 YEAR MONITOR Ammonia Alert™ is an innovative color device for continuously detecting and monitoring toxic free ammonia. A sensor changes reversibly from yellow to green to blue, relative to the ammonia concentration. No test kits, chemicals, or procedures are needed. The device detects less than 0.05 mg/L (ppm) free ammonia and alerts you to the #1 ki... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more info.
 729004   $6.28 
 REEF STATUS CALCIUM TEST   Seachem   REEF STATUS CALCIUM TEST 
Seachem Reef Status™ Calcium 50 TESTS This kit measures all types of calcium, including gluconate calcium. The method is based on specific titration with a unique indicator. Measures in increments of 5 mg/L. Each kit runs 150 tests.... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA Free Shipping when ordering $50 or more of qualifying items....more info.
 729016   $27.83 
 Bond Moisture Meter      Bond Moisture Meter 
Bond Moisture Meter Measures moisture content of soil. Lets you know when to water. No batteries needed. For indoor or outdoor use.... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 740860   $5.01 
 Bond 3 Way Soil Meter      Bond 3 Way Soil Meter 
Bond 3 Way Soil Meter Measures moisture content of soil. Lets you know to water. Helps you determine if plant is getting adequate light. Helps you control pH level in soil. No batteries need. For indoor or outdoor use.... — Ships from Ontario, CA, Samoa, CA, Livermore, CA, Vancouver, WA, Denver, CO, Detriot, MI, Nashville, TN, York, PA, and/or Pompano Beach, FL USA...more info.
 740865   $7.25 
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