lab gas fittings 1.parent metal: brass 2.sealing:Nitrile 3.solder:Ag 55:Sn 4.Lubricant:Applicable to combustible gas Lab gas fitting-Bench-top Double-head 90 Gas Cock Parent metal: Brass Sealing: Nitrile Lubricant: Applicable to combustible gas Solder: Ag 55:Sn Spool: The dry combustible gas spool can be used for conventional low pressure gas supplysystems, and can meet the requirements for ...