Probes & Accessories

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  • BRS Double Junction Lab Grade pH Probe Quick look

    BRS Double Junction Lab Grade pH Probe

    reg. $59.99

    Special Price: $41.99

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  • BRS Double Junction Lab Grade ORP Probe Quick look

    BRS Double Junction Lab Grade ORP Probe

    reg. $69.99

    Special Price: $48.99

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  • Lab Grade Double Junction pH Probe - Neptune Systems Quick look

    Lab Grade Double Junction pH Probe - Neptune Systems

    reg. $74.95

    Special Price: $58.95

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  • BRS Single Junction Lab Grade pH Probe Quick look

    BRS Single Junction Lab Grade pH Probe

    reg. $34.99

    Special Price: $29.74

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  • BRS Single Junction Lab Grade ORP Probe Quick look

    BRS Single Junction Lab Grade ORP Probe

    reg. $49.99

    Special Price: $42.49

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  • Auqa Gadget CustomCradle Quick look

    Auqa Gadget CustomCradle XL- Innovative Marine

    reg. $49.99

    Special Price: $42.49

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  • Auqa Gadget CustomCradle Nano - Innovative Marine Quick look

    Auqa Gadget CustomCradle Nano - Innovative Marine

    reg. $29.99

    Special Price: $25.49

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  • Traceable Long Stem Calibration Thermometer Quick look

    Traceable Long Stem Calibration Thermometer

    reg. $64.99

    Special Price: $55.24

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  • Low Range pH/Conductivity/TDS Combo Pen HI98129 - Hanna

    $157.99
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  • MQ-210 Underwater Quantum PAR Meter - Apogee Quick look

    MQ-210 Underwater Quantum PAR Meter - Apogee

    reg. $375.00

    Special Price: $318.75

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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: $322.99

    Out of stock

  • Magnetic Probe Rack MPR - Neptune Systems Quick look

    Magnetic Probe Rack MPR - Neptune Systems

    reg. $39.95

    Special Price: $34.95

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  • Temperature Probe - Neptune Systems

    $29.95
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  • Lab Grade Double Junction ORP Probe - Neptune Systems

    $84.95
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  • Vertex Sensor-Mag XD Titanium Holder 3 View 1 Quick look

    Vertex Sensor-Mag XD Probe Holder

    reg. $31.99

    Special Price: $27.19

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  • Lab Grade ORP Probe - Neptune Systems

    $69.95
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  • Lab Grade Dissolved Oxygen Probe - Neptune Systems

    $699.95
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  • Watchdog Leak Detection Alarm Quick look

    Watchdog Leak Detection Alarm

    reg. $12.99

    Special Price: $9.00

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  • PH-200 Waterproof pH Meter - HM Digital Quick look

    PH-200 Waterproof pH Meter - HM Digital

    reg. $79.99

    Special Price: $67.99

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  • Vertex Titanium Grounding Pole Quick look

    Vertex Titanium Grounding Pole

    reg. $14.99

    Special Price: $12.74

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  • Pinpoint pH Calibration Fluid Quick look

    PINPOINT pH High Precision Calibration Fluid

    Starting at: $0.84

  • PINPOINT ORP (Redox) 400 Calibration Fluid Quick look

    PINPOINT ORP (Redox) 400 Calibration Fluid

    reg. $2.99

    Special Price: $2.54

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  • Temp Probe (for Lite) - Digital Aquatics

    $24.99
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  • Temp Probe (For Elite) - Digital Aquatics

    $24.99
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  • Salinity Probe v2 - Digital Aquatics

    $115.00
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  • PINPOINT pH Replacement Probe Quick look

    PINPOINT pH Replacement Probe

    reg. $39.99

    Special Price: $33.99

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  • Probe Holder Quick look

    Inline Probe Holder - Compression Fitting

    reg. $19.99

    Special Price: $16.99

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  • BRS pH/ORP Probe Tip Soaker Bottle Quick look

    BRS pH/ORP Probe Tip Soaker Bottle

    reg. $4.99

    Special Price: $4.24

    Out of stock

  • PINPOINT Salinity Calibration Fluid Quick look

    PINPOINT Salinity Calibration Fluid

    reg. $7.99

    Special Price: $6.79

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  • Vertex Sensor Mount Quick look

    Vertex Sensor-Mount

    reg. $11.99

    Special Price: $10.19

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  • Smart ATO Universal Tube Holder - AutoAqua

    $12.99
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  • BRS pH/ORP Probe Storage Solution One Pint Quick look

    BRS pH/ORP Probe Storage Solution 16 oz

    reg. $12.99

    Special Price: $11.04

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  • Cerebra Dissolved Oxygen Probe - Vertex Quick look

    Cerebra Dissolved Oxygen Probe - Vertex

    reg. $324.99

    Special Price: $276.24

    Out of stock

  • pH Probe - Vertex Quick look

    pH Probe - Vertex

    reg. $49.99

    Special Price: $42.49

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