The Dennerle Calibration station for pH electrodes facilitates the calibration process and ensures that the bottles with the calibration liquids remain uncontaminated. Dennerle Calibration station for pH electrode.

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The Dennerle Calibration station for pH electrodes facilitates the calibration process and ensures that the bottles with the calibration liquids remain uncontaminated.
Dennerle Calibration station for pH electrode
+ long-lasting, made from high quality plastic
+ saves pH-calibration solution
+ can also be hung onto the aquarium glass -
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