$95.00 103 Liter Methane (CH4) quantity Add to cart SKU: G103L-CH4-50L-I Category: Gas Cylinders Description Description CH4, 50% LEL in air Related products Propane (C₃H₈) Calibration Gas – 1.05% (50% LEL) $52.25 Add to cart Hydrogen (H2) $95.00 Add to cart Oxygen (O2) $95.00 Add to cart Hydrogen Chloride (HCL) $304.00 Add to cart