Min. Order Reference FOB Price
50 cylinder US$70.00-750.00 / cylinder
Product Description
Product Parameters Product Name Helium Chemical Formula He Hazard Class 2.2 Molecular Weight 4.003 UN 1046 CAS 7440-59-7 Boiling Point(ºC) -268.93 Boiling Point(ºF) -452.05 Density(kg/m³) 0.169 Density(lb/ft³) 0.01 Process: The primary source of ...