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TDS PEN CALIBRATION SOLUTION
SKU: 78503
This liquid solution is used to calibrate the electrodes for the TDS Pocket Tester Pen. Keep your pen in top performing shape to accurately test your pool or spa water. Solution is designed for 25 degrees C, at 1382 ppm, and is packed in a convenient, single use 20 mL sachet.
$5.99
SKU
78503
Ships from Toronto, Montreal or Vancouver
Curbside and instore pick-up available
Learn more about shipping times
Learn more about shipping times
Pre-built with the most popular colour combinations and package
spacious seats ()
Up to fully customizable FLEXJETS™