GASCO Calibration Gas: Air, +/-5% Accuracy, C7H8, Calibration Gas, 105 L Cylinder Capacity
The GASCO Calibration Gas: Air is a +/-5% accuracy calibration gas cylinder (MPN 105ES-70A-250) containing a mixture of Refrigerant R-134A at 250 ppm in a background of air, with a 105 L cylinder capacity. Designed…
SKU 3G-OTH-550375
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Product Description
The GASCO Calibration Gas: Air is a +/-5% accuracy calibration gas cylinder (MPN 105ES-70A-250) containing a mixture of Refrigerant R-134A at 250 ppm in a background of air, with a 105 L cylinder capacity. Designed for use with all OEM gas detectors, it provides a verified reference for field or bench calibration of portable instruments.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
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 the field or on the bench. The 105 L cylinder contains a certified mixture of Refrigerant R-134A at 250 ppm in air, providing a stable reference for all OEM gas detectors.
What are the specifications of GASCO calibration gas 105ES-70A-250?
The GASCO 105ES-70A-250 calibration gas cylinder has a 105 L capacity, +/-5% accuracy, and contains Refrigerant R-134A at 250 ppm in a background of air. It is designed for use with all OEM gas detectors and carries the manufacturer part number 105ES-70A-250.
Where to buy GASCO calibration gas worldwide?
3G Electric supplies GASCO calibration gas worldwide, handling full logistics and customs clearance for international delivery. As a global industrial solutions provider, we source and deliver this 105 L cylinder to facilities requiring verified calibration references for portable gas detectors.
How to use GASCO calibration gas for detector calibration?
Attach the GASCO cylinder regulator to the 105 L cylinder, connect to the gas detector's inlet, and flow the certified Refrigerant R-134A mixture at the manufacturer-recommended rate. Allow the reading to stabilise, then adjust the detector to match the cylinder's stated concentration. Always follow the detector OEM's calibration procedure.
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.









