Probes & Accessories

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  • BRS Double Junction Lab Grade ORP Probe

    $69.99
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  • ORP Redox Probe - Vertex Quick look

    ORP Redox Probe - Vertex

    reg. $79.99

    Special Price: $71.99

    Out of stock

  • Lab Grade Double Junction pH Probe - Neptune Systems

    $74.95
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  • PH-200 Waterproof pH Meter - HM Digital

    $79.99
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  • MQ-200 Quantum Separate Sensor with Handheld Meter Quick look

    MQ-200 Quantum Separate Sensor with Handheld PAR Meter - Apogee

    reg. $379.99

    Special Price: $341.99

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  • MQ-210 Underwater Quantum PAR Meter - Apogee

    $375.00
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  • Lab Grade Dissolved Oxygen Probe - Neptune Systems

    $699.95
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