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Bluelab Peridosers™Bluelab Peridosers are one of the most reliable ways of dosing stock solution into your nutrient tanks. You can trust it will dose the correct amount day after day!
Main Features
1 year Bluelab Guarantee
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What is pH and why is measuring it so important?
What is Conductivity and why is it so important?
Video - About Conductivity and pH

A clever calculator to convert your conductivity!