MSA 58 Liter RP Style Steel Cylinder 300 PPM Carbon Monoxide Balance Air Non-Reactive Calibration Gas For Sirius Multi-Gas Detector
Model RP Calibration Cylinder. Combination gas cylinder contains 300ppm carbon monoxide in air. Contents are at 1000psig and measures 13-3/4 x 3 . The Model RP weights 2 lb. 13 oz. and contains approximately 100 liters at atmospheric pressure. Non-reactive gases have no expiration date.