GASCO Calibration Gas: Air, Disposable, +/-5% Accuracy, CH4/H2S/N2/O2, Calibration Gas
The GASCO Calibration Gas: Air is a disposable calibration gas cylinder with +/-5% accuracy, containing a methane (50% LEL) 2.5% gas mixture in an air background. Designed for use with all OEM gas detectors, this…
SKU 3G-OTH-549026
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Product Description
The GASCO Calibration Gas: Air is a disposable calibration gas cylinder with +/-5% accuracy, containing a methane (50% LEL) 2.5% gas mixture in an air background. Designed for use with all OEM gas detectors, this cylinder provides a reliable reference for calibrating instruments that detect CH4, H2S, N2, and O2.
Frequently Asked Questions
What is GASCO calibration gas used for?
GASCO calibration gas is used to verify and adjust the accuracy of portable gas detectors that sense methane (CH4), hydrogen sulfide (H2S), nitrogen (N2), and oxygen (O2). It provides a known reference mixture of 2.5% methane (50% LEL) in air, ensuring reliable readings in industrial safety applications.
What are the specifications of GASCO calibration gas?
This GASCO calibration gas cylinder is disposable with +/-5% accuracy. The gas mixture is methane (50% LEL) at 2.5% in an air background. It is designed for use with all OEM gas detectors and carries manufacturer part number X03AI97CP580002.
Where to buy GASCO calibration gas worldwide?
3G Electric supplies GASCO calibration gas worldwide, handling full logistics and customs clearance for international orders. As a global industrial solutions provider, we source and deliver this disposable cylinder with methane mixture to support gas detector calibration across industries.
How to use GASCO calibration gas for gas detector calibration?
Attach the GASCO cylinder to the regulator and connect to the gas detector’s calibration port. Release the gas at the recommended flow rate, typically 0.5 L/min, and allow the detector to stabilize. Follow the detector manufacturer’s calibration procedure to adjust readings to the known 2.5% methane concentration.
GASCO Products
3G Electric supplies GASCO calibration gases for portable gas detectors. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.









