GASCO Calibration Gas: Nitrogen, +/-5% Accuracy, NH3, Calibration Gas
The GASCO Calibration Gas: Nitrogen (MPN 105ES-325B) is a +/-5% accuracy calibration gas for all OEM gas detectors, supplied in a 105 L cylinder with a background gas of nitrogen and a gas mixture of oxygen 19.5%.
SKU 3G-OTH-550514
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Product Description
The GASCO Calibration Gas: Nitrogen (MPN 105ES-325B) is a +/-5% accuracy calibration gas for all OEM gas detectors, supplied in a 105 L cylinder with a background gas of nitrogen and a gas mixture of oxygen 19.5%.
Frequently Asked Questions
What is GASCO calibration gas used for?
GASCO calibration gas is used to verify and adjust the accuracy of all OEM gas detectors. This specific mixture contains oxygen 19.5% in a nitrogen background, ideal for bump testing and calibrating portable gas monitors in industrial safety applications.
What are the specifications of GASCO 105ES-325B?
The GASCO 105ES-325B is a +/-5% accuracy calibration gas with a 105 L cylinder capacity. It contains a gas mixture of oxygen 19.5% with a nitrogen background gas. It is designed for use with all OEM gas detectors.
Where to buy GASCO calibration gas worldwide?
3G Electric supplies GASCO calibration gas worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us to order the 105ES-325B or any other calibration gas mixture for your gas detectors.
How to use GASCO calibration gas for gas detectors?
Attach the GASCO cylinder to your detector's regulator, then flow the gas at the recommended rate. Allow the sensor to stabilize before comparing readings. Always follow the detector manufacturer's calibration procedure and dispose of cylinders safely after use.
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.









