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Meters, Timers & Instruments: Calibration, Storage & Cleaning Solutions, pH Up & Down

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Displaying 81 to 100 (of 217 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  [Next >>] 
 Sort by Popularity-   Manufacturer   Product(s)   Model   Price   Buy Now 
 Microbe Life, pH Increase 16 oz   MICROBE Life Hydroponics   Microbe Life, pH Increase 16 oz 
When used as directed, Microbe Life/pH Increase: • Safely raises pH levels• Combines 2 pH adjusters for buffered effectiveness• Contains 3 electrolytes to help maintain osmotic balance• Will not harm plants... Note: Calibration Buffer Solutions are available separately. — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-ML21398   $11.70 
 Microbe Life, pH Increase 2.5 gal   MICROBE Life Hydroponics   Microbe Life, pH Increase 2.5 gal 
When used as directed, Microbe Life/pH Increase: • Safely raises pH levels• Combines 2 pH adjusters for buffered effectiveness• Contains 3 electrolytes to help maintain osmotic balance• Will not harm plants... Note: Calibration Buffer Solutions are available separately. — Ships separately from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-ML21401   $64.60 
 Microbe Life, pH Increase 32oz   MICROBE Life Hydroponics   Microbe Life, pH Increase 32oz 
When used as directed, Microbe Life/pH Increase: • Safely raises pH levels• Combines 2 pH adjusters for buffered effectiveness• Contains 3 electrolytes to help maintain osmotic balance• Will not harm plants... Note: Calibration Buffer Solutions are available separately. — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-ML21399   $17.91 
 Nutritest 2 oz Cal Sol 27.7 for Truncheon (Special Order)   American Hydroponics   Nutritest 2 oz Cal Sol 27.7 for Truncheon (Special Order) 
American Hydroponics Nutritest 2 oz Cal Sol 27.7 for Truncheon (AH88004)Calibration solution for the commercial truncheon Manufacturer's Product Information MSRP each $4.95 Dimensions2.4 x 6.7 x 2.3 Case Quantity1 ... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-AH88004   $3.53 
 ORP Test Solution 240 mV @20°C   Hanna Instruments   ORP Test Solution 240 mV @20°C 
Hanna Instruments ORP Test Solution 240 mV @20°C (HI7021M)ORP standard solutions allow you to test the precision of ORP electrodes. For example, by immersing the electrode in HI 7020 solution, you should read within the 200 to 275 mV range (@20°C/68°F).     Manufacturer's Product Information ... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-HI7021M   $18.48 
 pH 4.01 Calibration Solution 1 qt   General Hydroponics   pH 4.01 Calibration Solution 1 qt 
General Hydroponics pH 4.01 Calibration Solution 1 qt (GH1542)General Hydroponics uses the highest quality electronic meter reference solutions. Growers can use our reference solutions widely among many popular brands of meters using the NaCl scale. General Hydroponics technicians check each batch to ensure that our solutions are exactly calibrated each time they are used. ... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-GH1542   $14.04 
 pH 4.01 Sol   Oakton   pH 4.01 Sol 
Oakton pH 4.01 Sol (OK3565301)20 pouches per box Manufacturer's Product Information MSRP each $2.3 Dimensions4 x 0.01 x 4 Case Weight1 Case Quantity20 ... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-OK3565301   $32.73 
 pH Control Kit   General Hydroponics   pH Control Kit 
General Hydroponics pH Control Kit (GH1514)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 liquid i... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-GH1514   $12.25 
 pH Down Acid 8oz, case of 12   General Hydroponics   pH Down Acid 8oz, case of 12 
General Hydroponics pH Down Acid 8oz (GH1531) To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products generally do not experience problems maintaining the proper pH range because our formulas are pH buffered. However, so... — LTL Shipping Required — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-GH1531   $53.70 
 pH Down Acid Quart, case of 12   General Hydroponics   pH Down Acid Quart, case of 12 
General Hydroponics pH Down Acid Quart (GH1532)To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products generally do not experience problems maintaining the proper pH range because our formulas are pH buffered. However, so... — LTL Shipping Required — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-GH1532   $76.63 
 PH Down Gal, case of 4 (Special Order)   Botanicare   PH Down Gal, case of 4 (Special Order) 
Botanicare PH Down Gal (BCNSPHLGAL)With plants, nutrient availability can be affected by soil or solution pH. pH levels outside recommended ranges can lead to nutrient lockout and nutrient deficiencies resulting in stunted growth and poor appearance. Control pH levels, minimize problems and maximize your plants' full potential with Botanicare's pH Up and pH Down solutions.Botanicar... — LTL Shipping Required — Ships separately from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-BCNSPHLGAL   $66.23 
 PH Down Qt, case of 12 (Special Order)   Botanicare   PH Down Qt, case of 12 (Special Order) 
Botanicare PH Down Qt (BCNSPHLQT)With plants, nutrient availability can be affected by soil or solution pH. pH levels outside recommended ranges can lead to nutrient lockout and nutrient deficiencies resulting in stunted growth and poor appearance. Control pH levels, minimize problems and maximize your plants' full potential with Botanicare's pH Up and pH Down solutions.Botanicare'... — LTL Shipping Required — Ships separately from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-BCNSPHLQT   $84.75 
 pH Down, 10 lt   Technaflora   pH Down, 10 lt 
Technaflora pH Down, 10 lt (TFPHD10L)Technaflora's pH Up and pH Down enable the gardener to moderate and maintain optimum pH levels. The pH scale is a measure that describes the relative acidity or alkalinity of a solution or medium. Both pH-balancing aids are manufactured using the highest-quality ingredients: potassium hydroxide to raise pH and nitric acid to lower pH. At the sam... — Ships separately from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-TFPHD10L   $36.83 
 pH Up 8oz Base   General Hydroponics   pH Up 8oz Base 
General Hydroponics pH Up 8oz Base (GH1521) To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products generally do not experience problems maintaining the proper pH range because our formulas are pH buffered. However, some ... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-GH1521   $53.70 
 pH Up Base Quart   General Hydroponics   pH Up Base Quart 
General Hydroponics pH Up Base Quart (GH1522) To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products generally do not experience problems maintaining the proper pH range because our formulas are pH buffered. However, som... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-GH1522   $76.63 
 pH Up Dry 16lbs. Base   General Hydroponics   pH Up Dry 16lbs. Base 
General Hydroponics pH Up Dry 16lbs. Base (GH1527)To maximize plant growth, the pH content of your nutrients should be slightly acidic. Experienced growers consider the ideal pH for most crops to fall between 5.5 and 6.5. Users of General Hydroponics nutrient products generally do not experience problems maintaining the proper pH range because our formulas are pH buffered. However,... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-GH1527   $68.37 
 PH Up Gal, case of 4   Botanicare   PH Up Gal, case of 4 
Botanicare PH Up Gal (BCNSPHHGAL)With plants, nutrient availability can be affected by soil or solution pH. pH levels outside recommended ranges can lead to nutrient lockout and nutrient deficiencies resulting in stunted growth and poor appearance. Control pH levels, minimize problems and maximize your plants' full potential with Botanicare's pH Up and pH Down solutions.Botanicare'... — LTL Shipping Required — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-BCNSPHHGAL   $66.23 
 PH Up Qt   Botanicare   PH Up Qt 
Botanicare PH Up Qt (BCNSPHHQT)With plants, nutrient availability can be affected by soil or solution pH. pH levels outside recommended ranges can lead to nutrient lockout and nutrient deficiencies resulting in stunted growth and poor appearance. Control pH levels, minimize problems and maximize your plants' full potential with Botanicare's pH Up and pH Down solutions.Botanicare's ... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-BCNSPHHQT   $84.75 
 pH UP, 10 lt   Technaflora   pH UP, 10 lt 
Technaflora pH UP, 10 lt (TFPHU10L)Technaflora's pH Up and pH Down enable the gardener to moderate and maintain optimum pH levels. The pH scale is a measure that describes the relative acidity or alkalinity of a solution or medium. Both pH-balancing aids are manufactured using the highest-quality ingredients: potassium hydroxide to raise pH and nitric acid to lower pH. At the same ... — Ships separately from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-TFPHU10L   $36.83 
 PH4 Calibration Solution, 16 oz   Hanna Instruments   PH4 Calibration Solution, 16 oz 
Hanna Instruments PH4 Calibration Solution, 16 oz (HI7004L)Hanna's buffer solutions are made from established formulas and are standardized with a pH meter calibrated to NBS/NIST primary standard buffer solutions. The 20 mL sachets are ideal for infrequent calibrations while for heavy-duty applications, you can choose from the popular 230 mL, 1 liter, or 1 gallon containers. Now th... — Ships from Vancouver, WA and/or HF: Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX, Medley, FL USA...more info.
 hf-HI7004L   $14.85 
Displaying 81 to 100 (of 217 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  [Next >>] 
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