The GASCO Calibration Gas - Nitrogen is a high purity nitrogen gas used for calibration and testing of gas detection equipment. It comes in a 103L cylinder with 99.998% nitrogen. The cylinder has a CGA 580 outlet connection and is rated for pressures up to 3000 psig. This calibration gas meets standards set by the National Institute of Standards and Technology for use in calibration and bump testing of gas monitors and sensors. The cylinder should be stored and used in accordance with safety regulations for compressed gas cylinders. This is a high quality nitrogen gas for reliable calibration of gas detection systems.