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HIGHSTREETHYDRO

Bluelab pH Pen

£84.99 GBP
£84.99 GBP
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The Bluelab pH Pen is a great little hand-held device for measuring the acidity/alkalinity of your nutrient solution. Bluelab products are trusted by growers across the globe for their accuracy and reliability – the handy new pH Pen is no exception! With temperature compensation, it provides highly accurate readings, as well as displaying the temperature of your nutrient solution onscreen

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