BU BBG-20103
Calibration Gas- 20 ppm CO /Air-105 Liter
Air Systems Carbon Monoxide/Oxygen Calibration kits are available in two sizes, 17 liter and 103 liter. The cylinders are disposable. All airline monitors should be calibrated on a monthly basis or if the accuracy of the monitor is in question. Use only Air Systems' gas concentration or an inaccurate calibration may occur.
