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

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Displaying 21 to 40 (of 208 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 
 1382ppm TDS Sol, 460ml   Hanna Instruments   1382ppm TDS Sol, 460ml 
Hanna Instruments 1382ppm TDS Sol, 460ml (HI7032L)Hanna Instruments' testing solution, ideal for gardening, laboratory work, and field experiments, comes in a bottle designed to keep air and light from damaging the solution. 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-HI7032L   $13.10 
 4.0 pH Bluelab Calibration Solution 20ml, case of 25   Bluelab   4.0 pH Bluelab Calibration Solution 20ml, case of 25 
Bluelab 4.0 pH Calib Solution 20 ml (BLU420)Calibration and conductivity standard solutions... a must in every grower's toolbox. The Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab products for the calibration of pH and testing the cleanliness of the Bluelab Conductivity/Temperature probe. Bluelab solutions are manufactured specifica... 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-BLU420   $31.05 
 7.0 pH Cali Solution 20 ml, case of 25   Bluelab   7.0 pH Cali Solution 20 ml, case of 25 
Bluelab 7.0 pH Cali Solution 20 ml (BLU720)Calibration and conductivity standard solutions... a must in every grower's toolbox. The Bluelab calibration and conductivity standard solutions are essential for use with all Bluelab products for the calibration of pH and testing the cleanliness of the Bluelab Conductivity/Temperature probe. Bluelab solutions are manufactured specifical... 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-BLU720   $31.05 
 Bluelab Probe Care Kit Conductivity   Bluelab   Bluelab Probe Care Kit Conductivity 
The instrument is only as accurate as the probe is clean. Probe cleaning is one of the most important parts of owning or operating any Bluelab meter, monitor or controller. The probe surface is where the instrument takes the reading of the solution. If the probe face is dirty or contaminated, then the reading will be inaccurate. Accurate readings simplify crop management a... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BLU7002   $8.25 
 Cal Check Solution, case of 25   Hanna Instruments   Cal Check Solution, case of 25 
Hanna Instruments Cal Check Solution (HI50021) These sachets are for use with the Hanna HI9813-6 GroChek portable pH/TDS/EC/Temp meter, which utilizes the Cal Check Solution to determine whether the probe is in need of cleaning or replacement. The sachets should only be used once, then discarded, in order to avoid contamination and improper readings. ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HI50021   $29.66 
 Double Down Gallon   Earth Juice   Double Down Gallon 
Hydro Organics / Earth Juice Double Down Gallon (HOH85201)The best choice for a liquid pH adjuster Manufacturer's Product Information MSRP each $25.87 UPC727644082031 Dimensions5.9 x 11.7 x 5.9 Case Weight39 Case Quantity4 ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HOH85201   $19.72 
 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: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH1542   $13.60 
 1500 ppm Calibration Solution 8 oz   General Hydroponics   1500 ppm Calibration Solution 8 oz 
General Hydroponics 1500 ppm Calibration Solution 8 oz (GH1571)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: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-GH1571   $5.66 
 Earth Juice Natural Down, .8 lb   Earth Juice   Earth Juice Natural Down, .8 lb 
Hydro Organics / Earth Juice Earth Juice Natural Down, .8 lb (HOH84021)pH adjusting crystals that will, once and for all, eliminate the hassles and worries of spilling, splashing and dealing with harsh liquid pH adjusters. Use to adjust the pH of fertilizer and plant micronutrient foliar solutions. Manufacturer's Product Information ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HOH84021   $7.57 
 Earth Juice Natural Up, 1lb.   Earth Juice   Earth Juice Natural Up, 1lb. 
Hydro Organics / Earth Juice Earth Juice Natural Up, 1lb. (HOH81511)pH adjusting crystals that will, once and for all, eliminate the hassles and worries of spilling, splashing and dealing with harsh liquid pH adjusters. Use to adjust the pH of fertilizer and plant micronutrient foliar solutions. Proper pH is vital for healthy plant life. ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HOH81511   $8.51 
 Hydroponic Essentials Calibration 7.0 8oz   HydroFarm   Hydroponic Essentials Calibration 7.0 8oz 
Hydroponic Essentials Hydroponic Essentials Calibration 7.0 8oz (ESCAL87)For the calibration of pH testers. Use in conjunction with pH Buffer 4. Manufacturer's Product Information MSRP each $7.95 UPC638104002424 Dimensions3.25 x 9 x 3.25 Case Weight12 C... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-ESCAL87   $5.50 
 pH Down, 4 lt   Technaflora   pH Down, 4 lt 
Technaflora pH Down, 4 lt (TFPHD4L)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 from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-TFPHD4L   $17.83 
 pH UP, 4 lt   Technaflora   pH UP, 4 lt 
Technaflora pH UP, 4 lt (TFPHU4L)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 ti... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-TFPHU4L   $17.83 
 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: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HI7004L   $14.41 
 PH7 Calibration Solution, 16 oz   Hanna Instruments   PH7 Calibration Solution, 16 oz 
Hanna Instruments PH7 Calibration Solution, 16 oz (HI7007L)All Hanna solution bottles come with a pH Vs. temperature chart together with the production lot # and expiration date to guarantee maximum accuracy. Formulation Hanna pH buffers are made of potassium dihydrogen phosphate and disodium hydrogen phosphate and are standardized with a pH meter calibrated to NIST primary standar... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HI7007L   $14.41 
 Probe Care Kit-pH   Bluelab   Probe Care Kit-pH 
The instrument is only as accurate as the probe is clean. Probe cleaning is one of the most important parts of owning or operating any Bluelab meter, monitor or controller.The probe surface is where the instrument takes the reading of the solution or soil/media. If the probe face is dirty or contaminated, then the reading will be inaccurate. Accurate readings simplify crop manage... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-BLU7003   $11.70 
 1382PPM@25c Calibration Solution   Hanna Instruments   1382PPM@25c Calibration Solution 
Hanna Instruments 1382PPM@25c Calibration Soluti (HI70032P)Hanna Instruments' calibration solution, ideal for gardening, laboratory work, and field experiments, comes in a bottle designed to keep air and light from damaging the solution. Manufacturer's Product Information ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-HI70032P   $24.14 
 1413 US Solution 500 ml   Oakton   1413 US Solution 500 ml 
Oakton 1413 US Solution 500 ml (OK0065318)Standards have KCl, NaCl and 442 conversions printed on the bottle for ease of use. Temperature corrections are printed on the bottle, with the certified values listed in the tables, accurate to within ±0.5% and are referenced to 25°C. Manufacturer's Product Information ... — Ships from Vancouver, WA and/or HF: North & South California, Colorado, Pennsylvania, Texas, Florida USA....more info.
 hf-OK0065318   $14.41 
 1500PPM TDS Sol 16oz   Hanna Instruments   1500PPM TDS Sol 16oz 
Hanna Instruments 1500PPM TDS Sol 16oz (HI70442L)Hanna Instruments' calibration solution, ideal for gardening, laboratory work, and field experiments, comes in packaging designed to keep air and light from damaging the solution. Manufacturer's Product Information MSRP each $15... 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-HI70442L   $13.10 
 Buffer 4.01 pH 500 ml   Oakton   Buffer 4.01 pH 500 ml 
Oakton Buffer 4.01 pH 500 ml (OK0065400)Oakton® buffers for meters with 0.01 resolution are standardized against NIST-certified pH references within 0.01 pH at 77°F (25°C). Store buffers away from direct sunlight. Manufacturer's Product Information MSRP each $21.5 ... 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-OK0065400   $14.41 
Displaying 21 to 40 (of 208 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  [Next >>] 
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Specials more
Clonex Packets, 18 packed per box
Clonex Packets, 18 packed per box
$74.52
$64.80
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