Replacement Electrode for Hanna Checker pH Tester (HI 98103) Ozone Lock & Seal Waterproof Plug:

Lock & Seal Waterproof Plug: Drops into Phantom

this pressure regulator ensures that your system delivers water efficiently

Each sheet is 2 by 4 inches

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What Does the Double Overwrap Protect

Replacement Electrode for Hanna Checker pH Tester (HI 98103) Ozone Lock & Seal Waterproof Plug:At the cost of just a few rolls of litmus paper, you can have the industry's best pocket size pH tester. The Checker supplies you with fast and accurate readings from 0. 00 to 14. 00 pH with a resolution of 0. 01 pH. This compact tester features a large easy to read LCD and a simple to perform 2 point calibration. The pH electrode of the Checker can be replaced; simply unscrew the electrode from the meter body and screw on a new one. The Checker is