... gas(under standard conditions). 1.Dangerous NO. : 220212.Grade:99.995%3.Usage:Electronics equipment,transformer,refrigerating fluidSF6 is used in ... . Name MF Purity Impurity content (ppm)Sulfur Hexafluoride SF6 99.995% O2≤10, N2≤40, CH4≤30, H2O≤10, HF≤0 ... Inorganic Gases, Pure Organic Gases, Gas Mixtures, Gas Cylinders 99.995% High Quality Sulfur Hexafluoride SF6