58L-421 – CALIBRATION GAS 58L Description Description Calibration Gas 58L Capacity Gas Mixture : Carbon Monoxide CO – 100ppm Hydrogen Sulfide H2S – 25ppm Methane CH4 – 2.5% Volume ( 50% LEL ) Oxygen O2 – 18% Volume Nitrogen N2 – Balance Related products GA24XT- M Gas Alertclip Extreme – CO 10L-490-T – 10LBUMP GAS BWC2-H510 Gas Alertclip Extreme – H2S DOCK2-2-00-N
