... Ammonia , Argon, Arsine , Boron Trichloride , Boron Trifluoride, Carbon Dioxide , Carbon Monoxide , Chlorine , Deuterium Foshan Huate Gas Co., LtdFoshan Huate Gases Co., ... developed more than 200 products in various categories of special gases with applications in welding, laser , lighting, semiconductor, ultra pur ... self-development and offer great value for customer . Gases Argon welding gases