MSA Calibration Gas Cylinders, Gas Type: Carbon Monoxide, Capacity: 26.4 gal., 100L, Concentration: 400ppm, Diameter: 3 in., 7.6cm, For Use With: For model RP calibration cylinder, Length: 13.75 in., 34.9cm, Pressure: 1000psi, Recommended A
MSA Calibration Gas Cylinders, Gas Type: Hydrogen Sulfide in Nitrogen, Calibration Testing Gas Cylinder, Capacity: 15.32 gal., 58L, Certifications/Compliance: DOT 39, Concentration: 5ppm, Diameter: 3 in., 7.6cm, For Use With: For model RP c