Tetraethylene Glycol Dimethyl Ether：(C₁₀H₂₂O₅)：CAS No. :143-24-8,EINECS :205-594-7.It is a proton inert solvent, is completely water soluble, is used as the inert reaction solvent in many in many ways. Used as a cosolvent to reduce the viscosity of prepolymers. It can be used as a component in organometallic reactions and in reactions involving alkali metals. It is an excellent solvent for sodium borate and other inorganic salts Can be used as an alternative to standard solvents with similar solubility properties. Used as a gas absorber to purify acidic gas, used for the purification of syngas, natural gas ethylene gas and other gases. This product should not be exposed to air for a long time, otherwise it is easy to form peroxide.