“Methane (CH4)” has been added to your cart. View cart $304.00 60 Liter Ammonia (NH3) quantity Add to cart SKU: G60L-NH3-50P-I Category: Gas Cylinders Description Description NH3, 50 ppm in air Related products Hydrogen Chloride (HCL) $304.00 Add to cart Methane (CH4) $128.73 Add to cart Silane (SiH4) $304.00 Add to cart Chlorine (Cl2) $323.00 Add to cart