Elementor #27557 SPECIALTY GAS SPECIFICATIONS AIR Air Air Synthetic ARGON (Ar) Argon 5.0N Argon 4.5N Argon 4.8N Argon 5.6N Argon 6.0N CARBON DIOXIDE (CO₂) Carbon Dioxide 2.0N Carbon Dioxide 2.5N Carbon Dioxide 4.5N HELIUM (He) Helium 4.6N Helium 5.0N Helium 5.5N Helium 5.8N HYDROGEN (H₂) Hydrogen 4.5N Hydrogen 4.8N Hydrogen 5.0N Hydrogen 6.0N NITROGEN (N₂) Nitrogen 4.6N Nitrogen 4.8N Nitrogen 5.0N Nitrogen 5.0N High-Purity Nitrogen 6.0N Nitrogen OFN 4.8N OXYGEN (O₂) Oxygen 5.0N High-Purity