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

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Displaying 101 to 120 (of 202 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 
 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 HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HI70442L   $12.82 
 Bluelab pH 4.0 Calibration Solution 500 ml, case of 6   Blackjack   Bluelab pH 4.0 Calibration Solution 500 ml, case of 6 
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 specifically for Bluelab products and are referenced ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-BLU4500   $42.72 
 Bluelab pH 7.0 Calibration Solution 500 ml, case of 6   Bluelab   Bluelab pH 7.0 Calibration Solution 500 ml, case of 6 
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 specifically for Bluelab products and are referenced ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-BLU7500   $42.72 
 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 ... Note: Calibration Buffer Solutions are available separately. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-OK0065400   $13.40 
 Double Up Gallon   Earth Juice   Double Up Gallon 
Hydro Organics / Earth Juice Double Up Gallon (HOH81201)The best choice for a liquid pH adjuster Manufacturer's Product Information MSRP each $25.87 UPC727644144210 Dimensions2.9 x 7 x 3 Case Weight39 Case Quantity4 ... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HOH81201   $18.34 
 Double Up Qt   Earth Juice   Double Up Qt 
Hydro Organics / Earth Juice Double Up Qt (HOH81101)Hydroponics and soil liquid pH adjuster Manufacturer's Product Information MSRP each $11.56 UPC727644443122 Dimensions6.1 x 11.7 x 6 Case Weight29 Case Quantity12 ... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HOH81101   $8.93 
 Earth Juice Natural Down, 25 lb   Earth Juice   Earth Juice Natural Down, 25 lb 
Hydro Organics / Earth Juice Earth Juice Natural Down, 25 lb (HOH84024)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 separately from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HOH84024   $108.55 
 HM Digital pH 7.0 Buffer Solution, 20 ml sachets, box of 20      HM Digital pH 7.0 Buffer Solution, 20 ml sachets, box of 20 
20 ml pack of pH 7 buffer solution will you calibrate your probe to neutral. Do this before calibrating to 4 pH.... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HMDPHP7   $16.04 
 Nectar for the Gods Hades Down Gallon (4/Cs)   Oregon's Only Organics   Nectar for the Gods Hades Down Gallon (4/Cs) 
Nectar for the Gods - Hades Down This blend of organic acids lowers your nutrient solution’s pH. It's our pH down. Don’t worry if you over shoot the down: just add some Olympus Up and see the benefits of adding more calcium.... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 746306   $38.23 
 Nectar for the Gods Hades Down Quart (12/Cs)   Oregon's Only Organics   Nectar for the Gods Hades Down Quart (12/Cs) 
Nectar for the Gods - Hades Down This blend of organic acids lowers your nutrient solution’s pH. It's our pH down. Don’t worry if you over shoot the down: just add some Olympus Up and see the benefits of adding more calcium.... This item is sold individually. — Ships from SS: WA, CA, CO, MI, TN, PA, FL USA....more info.
 746304   $11.76 
 ORP Test Solution 240 mV @20°C (Special Order)   Hanna Instruments   ORP Test Solution 240 mV @20°C (Special Order) 
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 HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HI7021M   $16.67 
 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 HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-GH1514   $11.04 
 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 ... — LTL Shipping Required. — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-TFPHU10L   $33.18 
 PH4 Solution, 220ml   Milwaukee Instruments   PH4 Solution, 220ml 
Milwaukee Instruments PH4 Solution, 220ml (MIMA9004)Available in 220ml bottles and 20ml sachets. Traditional buffer solutions are packed in 220ml leak-proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply open, insert the tester or electrode into the sachet and calibrate. Sachets are sold in... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-MIMA9004   $7.69 
 PH7 Solution, 220ml   Milwaukee Instruments   PH7 Solution, 220ml 
Milwaukee Instruments PH7 Solution, 220ml (MIMA9007) Available in 220ml bottles and 20ml sachets. Traditional buffer solutions are packed in 220ml leak-proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply open, insert the tester or electrode into the sachet and calibrate. Sachets are sold i... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-MIMA9007   $7.69 
 X Nutrients pH Up (1 Quart)      X Nutrients pH Up (1 Quart)  
X Nutrients pH Up (1 Quart) (XNHPHUP-1QT)pH is the measurement of water quality. Soil or water can be too acidic or too alkaline. A pH of 7 is neutral. In general plants respond best to a pH between 5.5 and 6.5 for maximum nutrient absorbency. pH-Up and pH-Down adjust the acid/alkaline balance of your water. pH that is either too high or low will prevent plants from absorbing... — Ships from DL: Livermore, California USA....more info.
 dl-XNHPHUP-1QT   $7.98 
 1382 PPM Buffer Solution. 4 fl oz   Control Wizard   1382 PPM Buffer Solution. 4 fl oz 
Control Wizard Products 1382 Conductivity Standard. 4 oz. bottle. Use to calibrate all meters that use the 1 EC to 500 ppm water standard. Adwa, Hanna, Oakton, Milwaukie. If your meter won't calibrate chances are you are using the wrong standard to calibrate it.... — Ships from Portland, Oregon USA....more info.
 NT730   $5.47 
 1382ppm Solution, 230ml   Hanna Instruments   1382ppm Solution, 230ml 
Hanna Instruments 1382ppm Solution, 230ml (HI7032M)The conductivity solutions are made of high quality potassium chloride with different strengths. The solutions are standardized with a conductivity meter, calibrated by high purity NIST 999 potassium chloride in deionized water. The concentration is also confirmed by NIST 2201 standardized silver nitrate solution. ... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HI7032M   $10.90 
 1500PPM Packet   Milwaukee Instruments   1500PPM Packet 
Milwaukee Instruments 1500PPM Packet (MI10442P)This item is sachets Available in 220ml bottles and 20ml sachets. Traditional buffer solutions are packed in 220ml leak-proof bottles and are recommended for lab application. Sachets are sealed against light and air and are ideal for on-the-spot calibration. Simply open, insert the tester or electrode into the sachet and calibrate. Sac... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-MI10442P   $16.67 
 1500PPM Solution, 230ml   Hanna Instruments   1500PPM Solution, 230ml 
Hanna Instruments 1500PPM Solution, 230ml (HI70442M)Hanna Instruments' 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 MSRP each $13.95 ... — Ships from HF: OR, CA, CO, PA, TX, FL USA....more info.
 hf-HI70442M   $12.31 
Displaying 101 to 120 (of 202 products) Result Pages: [<< Prev]   1  2  3  4  5  6  7  8  9  10  11  [Next >>] 
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