... Standard: Agriculture Grade, Electron Grade, Food Grade, Industrial Grade, Medicine Grade, Reagent GradePurity: 99.9- ... 99.999%Appearance: ColorlessApplication: Industrial gasBrand Name: jinhong gasModel Number: SF6 , sulfur ... line:Industrial Gases, Rare Gases, Pure Inorganic Gases, Pure Organic Gases, Liquid Gases, Shielding Gas Mixtures, Electric Bulb Gases, Laser Gases, ect ...