GASCO Calibration Gas: Air, +/-2% Accuracy, C4H8, Calibration Gas, 105 L Cylinder Capacity
The GASCO Calibration Gas: Air (MPN 105ES-248-225) is a +/-2% accuracy calibration gas cylinder containing Isobutylene 225 ppm in a background of air, with a 105 L capacity. Designed for use with all OEM gas…
SKU 3G-OTH-549907
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Product Description
The GASCO Calibration Gas: Air (MPN 105ES-248-225) is a +/-2% accuracy calibration gas cylinder containing Isobutylene 225 ppm in a background of air, with a 105 L capacity. Designed for use with all OEM gas detectors, this cylinder provides a verified gas mixture for routine sensor calibration and bump testing across industrial safety applications.
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 in industrial safety applications. This cylinder contains Isobutylene 225 ppm in air, enabling routine sensor calibration and bump testing to ensure reliable detection of combustible gases across refineries, chemical plants, and confined-space entry.
What are the specifications of GASCO 105ES-248-225?
The GASCO 105ES-248-225 is a +/-2% accuracy calibration gas cylinder with a 105 L capacity. It contains Isobutylene 225 ppm in a background of air. Designed for use with all OEM gas detectors, this cylinder provides a verified gas mixture for sensor calibration and bump testing in industrial environments.
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 the 105ES-248-225 cylinder to facilities requiring verified gas mixtures for portable gas detector calibration. Contact us for lead time and delivery options.
How to use GASCO calibration gas for bump testing?
To bump test a gas detector with GASCO calibration gas, attach the regulator to the cylinder, apply the gas mixture to the sensor inlet at the recommended flow rate, and confirm the detector alarms within the expected range. Always follow the detector manufacturer's instructions and replace the cylinder before its expiration date for reliable results.
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.









