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This ORP sensor allows you to easily measure the chlorine content in your pool. It is important to n..

CHF105.00 Ex Tax: CHF97.13

The Analog Industrial ORP Sensor measuring device Pro for Arduino is an improved version of the Grav..

CHF135.00 Ex Tax: CHF124.88

The DR-ORP1 water ORP sensor measures the oxidation-reduction potential (ORP) of water and is ideal ..

CHF139.00 Ex Tax: CHF128.58

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