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    • Carbon Monoxide (CO) 50 PPM / Carbon Dioxide (CO₂) 5.0% / Methane (CH₄) 2.5% (50% LEL) / Oxygen (O₂) 18.0% / Nitrogen BAL Calibration Gas – 680L

    E-Gas Depot

    $497.00
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    SKU:
    49-0800-FX680L
    Availability:
    3-5 Business Days + shipping time
    Weight:
    136.80 Ounces
    Width:
    4.38 (in)
    Height:
    28.75 (in)
    Depth:
    4.38 (in)
    Size:
    680L
    Gas Composition:
    CO / CO2 / CH4 / O2
    Cylinder Material:
    Aluminum
    Cylinder Pressure:
    1800 PSI
    Gas Reactivity:
    Non-Reactive
    Carbon Monoxide (CO) Concentration:
    50 PPM
    Carbon Dioxide (CO2) Concentration:
    5.0%
    Methane (CH4) Concentration:
    2.5% (50% LEL)
    Oxygen (O2) Concentration:
    18.0%
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    Product Description

    680L 4-Gas Calibration Gas for Multi-Gas Detector Accuracy & Compliance

    Built for extended calibration intervals and high-volume usage, this 680L calibration gas cylinder contains a precise blend of Carbon Monoxide (CO) 50 PPM, Carbon Dioxide (CO₂) 5.0%, Methane (CH₄) 2.5% (50% LEL), and Oxygen (O₂) 18.0%, balanced with nitrogen. Filled to 1800 PSI, this non-reactive aluminum cylinder is ideal for facilities, safety teams, and service providers requiring consistent calibration performance across multiple sensors.

    Gas Mixture & Cylinder Specifications

    • Carbon Monoxide (CO): 50 PPM
    • Carbon Dioxide (CO₂): 5.0%
    • Methane (CH₄): 2.5% (50% LEL)
    • Oxygen (O₂): 18.0%
    • Balance Gas: Nitrogen
    • Cylinder Size: 680L (19 cu ft)
    • Pressure: 1800 PSI
    • Material: Aluminum
    • Valve: CGA Specific
    • Reactivity: Non-Reactive

    Applications & Use Cases

    • Calibration of 4-gas and 5-gas detectors
    • Methane LEL sensor verification at 50% LEL standard
    • CO and CO₂ sensor calibration for industrial hygiene monitoring
    • Oxygen deficiency calibration for confined space entry
    • High-frequency bump testing programs and compliance audits

    Why Buyers Choose This 680L Cylinder

    • High-capacity cylinder (680L) reduces replacement frequency
    • Complete 4-gas calibration mix for multi-sensor efficiency
    • Methane at 50% LEL aligns with standard detector calibration points
    • Stable, non-reactive blend ensures long-term consistency
    • Ideal for large facilities, fleets, and calibration programs

    Custom Calibration Gas Solutions

    Need a different gas mix, concentration, or cylinder size? We provide custom calibration gas blends tailored to your detectors, application, and compliance requirements. Contact us for a fast quote.

     

    Other Details

    Warranty 48 months

    Product Videos

    Custom Field

    Size 680L
    Gas Composition CO / CO2 / CH4 / O2
    Cylinder Material Aluminum
    Cylinder Pressure 1800 PSI
    Gas Reactivity Non-Reactive
    Carbon Monoxide (CO) Concentration 50 PPM
    Carbon Dioxide (CO2) Concentration 5.0%
    Methane (CH4) Concentration 2.5% (50% LEL)
    Oxygen (O2) Concentration 18.0%

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