 | The waterproof Myron L Ultrapen PT1 Conductivity/TDS/Salinity Pen is designed to be accurate, fast and simple to use in a variety of applications. $210.00 |
|  | OAKTON 1413 CONDUCTIVITY SOL. 500ML $17.49 |
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 | The Genesis Lab manufactures calibration standards for Total Dissolved Solids and Electrical Conductivity for the purpose of keeping your solution concentration meters reading properly. $17.95 |
|  | Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon from Bluelab. Truncheon reads in EC (0.2-3.6), CF (2-... $134.95 |
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 | This TDS Calibration Solution is the perfect match for the Combo Waterproof Tester as well as other meters. $10.25 |
|  | OAKTON ECOTestr TDS Low pocket meter features a large ergonomically designed display so that you can easily view measurements at a glance. $85.95 |
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 | The Sharp TDS Waterproof Tester Probe is a replacement for the same vital component found in our Sharp TDS Waterproof Tester. $52.95 |
|  | Model T75 Waterproof TDS tester with automatic temperature compensation and 1 point manual calibration range: 0.0 to 1999 ppm (mg/L), replaceable MA73... $77.95 |
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 | TDS Calibration Solution for use with TDS testers measuring 1500 PPM. Note: Not for use with Milwaukee (Sharp) meters. $7.95 |
|  | TDS solution are produced with high-quality potassium chloride in various concentrations. They are standardized using a conductivity meter calibrated with NIST potassium chloride. Hanna 1500 Calibration solution.
$19.50 |
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 | SHARP STORAGE SOLUTION 220ml $10.95 |
|  | PET EC Solution allows you to calibrate your meter in moments. Conductivity value at 25°C: 1,413 µS/cm. Comes in FDA-approved opaque bottle to p... $14.95 |
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