
Meters & Solutions
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| 12880m/S Cal Sol 230mL For HI This Hanna conductivity calibration solution is widely used to assure the proper performance of conductivity meters with… Brand: Hanna Instruments |
$12.95 |
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| 12880mS/cm Calib Sol 20ml 12,880 S/cm (mho/cm) Brand: Hanna Instruments |
$1.28 |
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| 1382 PPM Solution 220ml Available in 220ml bottles and 20ml sachets. Traditional buffer solutions are packed in 220ml leak-proof bottles and are… Brand: Milwaukee Instruments |
$10.95 |
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| 1382ppm Solution 230ml The conductivity solutions are made of high quality Potassium Chloride with different strengths. The solutions are stand… Brand: Hanna Instruments |
$14.95 |
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| 1382ppm TDS Sol 460ml Testing solution Brand: Hanna Instruments |
$18.95 |
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| 1382PPM@25c Calibration Soluti 1382 ppm (mg/l) at 25C Brand: Hanna Instruments |
$1.28 |
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| 1413 US Solution 500 ml Standards have KCl, NaCl and 442 conversions printed on the bottle for ease of use. Temperature corrections are printed … Brand: Oakton |
$18.25 |
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| 1413mS/cm Calibration Sol. 25 x 1,413 uS/cm (umho/cm) Brand: Hanna Instruments |
$1.28 |
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| 1413mS/cm Sol. 230ml conductivity solutions contained in opaque FDA approved bottle material which prevents light from interfering with the v… Brand: Hanna Instruments |
$14.95 |
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| 1413uS &1500 PPM Calibration K The Genesis Lab manufactures calibration standards for Total Dissolved Solids and Electrical Conductivity for the purpos… Brand: Green Air Products Inc. |
$13.95 |
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| 1500 ppm Cal Sol 8oz General Hydroponics uses the highest quality electronic meter reference solutions. Growers can use our reference solutio… Brand: General Hydroponics |
$8.20 |
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| 1500 ppm Cal Sol Quart General Hydroponics uses the highest quality electronic meter reference solutions. Growers can use our reference solutio… Brand: General Hydroponics |
$21.50 |
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| 1500PPM Packet This item is sachetsAvailable in 220ml bottles and 20ml sachets. Traditional buffer solutions are packed in 220ml leak-p… Brand: Milwaukee Instruments |
$0.92 |
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| 1500PPM Solution 230ml 1,500 ppm (mg/l) at 25C Brand: Hanna Instruments |
$13.95 |
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| 1500PPM TDS Sol 16oz HANNA is one of the few producers to offer calibration solutions in packages from 20 to 500 mL for lab and field applica… Brand: Hanna Instruments |
$15.95 |
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| 2-Way Meter, pH & Moisture Gardeners can conveniently test their moisture, and pH levels with the handy ActiveAir 2-Way Meter. Moisture readings re… Brand: Active Air |
$7.95 |
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| 27.7CF/EC2.77 250ml Standard Calibration solution for Truncheon, Guardian (conductivity), and ppm/EC pen.2.77 EC = 1350 TDS/ppm (500 scale) = 1890 pp… Brand: Bluelab |
$7.81 |
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| 3 - Way Meter Gardeners can conveniently test their moisture, light, and pH levels with the handy ActiveAir 3-Way Meter. Moisture read… Brand: Active Air |
$9.95 |
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| AquaPro TDS/Temp Meter FEATURESMeasures total dissolved solids (TDS) and temperature.Automatic Temperature Compensation (ATC)Water-resistant ho… Brand: HM Digital Meters |
$44.95 |
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| Batteries for Pens PH/TDS Contains four (4) batteries per pack.IN STOCK Brand: Hydrofarm |
$6.95 |
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| BL Nutrient Probe Cleaning Kit The Probe on Bluelab meter, monitor, Truncheon or controller must be kept clean. If the probe is contaminated or dirty, … Brand: Bluelab |
$21.50 |
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| BL pH Probe Cleaning & Cal Kit The Probe on Bluelab meter, monitor, Truncheon or controller must be kept clean. If the probe is contaminated or dirty, … Brand: Bluelab |
$35.50 |
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| Bluelab 4.0 250ml Cal Sol The Bluelab Calibration Solutions are a very necessary part of a growers toolbox. These solutions are manufactured speci… Brand: Bluelab |
$7.78 |
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| Bluelab 4.0 500ml Cal Sol The Bluelab Calibration Solutions are a very necessary part of a growers toolbox. These solutions are manufactured speci… Brand: Bluelab |
$10.58 |
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| Bluelab 7.0 250ml Cal Sol The Bluelab Calibration Solutions are a very necessary part of a growers toolbox. These solutions are manufactured speci… Brand: Bluelab |
$7.78 |
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