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Bluelab pH ProbeEasy to clean because of its bullet shaped glass bulb. Fully waterproof and less fragile than all-glass electrodes because of its tough polypropylene barrel. Gel filled (non-refillable) making it maintenance free and a double junction reference providing longer life!
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| pH probe holder with suction cup | pH Probe Wetting Cap |
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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!