GHL Probes & Sensors There are 6 products.

GHL Probes & Sensors

The “Electrodes and sensors” family offers a range of probes/sensors for measuring the most important chemical and physical properties of freshwater and saltwater aquariums.

  • Bubble Magus Magnet Probe Holder
    Available

    Bubble Magus Magnet Probe Holder

    Probe holder can fit up to four probes. Its design to hold ph, ORP, salinity and/or temp probe. It has a magnet on the back and can be easily install on the sump wall, baffle divider or aquarium wall. Magnetic can work up to 3/4″ thick acrylic or glass.

    Probe holder can fit up to four probes. Its design to hold ph, ORP, salinity and/or...

    Probe holder can fit up to four probes. Its design to hold ph, ORP, salinity and/or temp probe. It has a magnet on the back and can be easily install on the sump wall, baffle...

    CA $39.95

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  • Zoo Med Mag Clip
    Available

    Zoo Med Mag Clip

    Industrial strength magnetic suction cup with interchangeable clips. Never replace your suctions cups again! Includes 6 assorted sizes of nylon clips to hold all types of aquarium accessories like canister filter outlet tubes, aquarium heaters, filter intake tubes, filter spray bars, airline tubing etc.

    Industrial strength magnetic suction cup with interchangeable clips. Never replace your...

    Industrial strength magnetic suction cup with interchangeable clips. Never replace your suctions cups again! Includes 6 assorted sizes of nylon clips to hold all types of...

    CA $12.95

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  • PINPOINT® High-Precision Calibration Fluids - pH 7
    Available

    PINPOINT® High-Precision Calibration Fluids - pH 7

    PINPOINT® High-Precision pH Calibration Fluids come in plastic envelope packets and are extremely accurate and field portable. Each packet contains ample fluid for calibration (about 30 ml).  All electronic pH instruments should be calibrated monthly.

    PINPOINT® High-Precision pH Calibration Fluids come in plastic envelope packets and are...

    PINPOINT® High-Precision pH Calibration Fluids come in plastic envelope packets and are extremely accurate and field portable. Each packet contains ample fluid for calibration...

    CA $1.45

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  • PINPOINT® High-Precision Calibration Fluids - pH 7
    Available

    PINPOINT® High-Precision Calibration Fluids - pH 10

    PINPOINT® High-Precision pH Calibration Fluids come in plastic envelope packets and are extremely accurate and field portable. Each packet contains ample fluid for calibration (about 30 ml).  All electronic pH instruments should be calibrated monthly.

    PINPOINT® High-Precision pH Calibration Fluids come in plastic envelope packets and are...

    PINPOINT® High-Precision pH Calibration Fluids come in plastic envelope packets and are extremely accurate and field portable. Each packet contains ample fluid for calibration...

    CA $1.45

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  • PINPOINT® High-Precision Calibration Fluids - pH 7
    Available

    PINPOINT® High-Precision Calibration Fluids - pH 4

    PINPOINT® High-Precision pH Calibration Fluids come in plastic envelope packets and are extremely accurate and field portable. Each packet contains ample fluid for calibration (about 30 ml).  All electronic pH instruments should be calibrated monthly.

    PINPOINT® High-Precision pH Calibration Fluids come in plastic envelope packets and are...

    PINPOINT® High-Precision pH Calibration Fluids come in plastic envelope packets and are extremely accurate and field portable. Each packet contains ample fluid for calibration...

    CA $1.45

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  • PINPOINT® High-Precision Calibration Fluids - pH 4
    Available

    PINPOINT® High-Precision Calibration Fluids - ORP (Redox)

    Another American Marine first. ORP/REDOX calibration fluid. With a precise measurement of 400mV this calibration fluid is included with every ORP Monitor and ORP Controller. Occasional retesting with this fluid will keep your readings dead-on accurate. Also very useful to determine if an ORP/REDOX probe is ready for replacement.

    Another American Marine first. ORP/REDOX calibration fluid. With a precise measurement...

    Another American Marine first. ORP/REDOX calibration fluid. With a precise measurement of 400mV this calibration fluid is included with every ORP Monitor and ORP Controller....

    CA $4.45

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