Application:Tetrahydrofuran is an important organic synthetic raw material and a solvent with excellent performance. It is especially suitable for dissolving PVC, polyvinylidene chloride and butylamine. It is widely used as a solvent for surface coating, anti-corrosion coating, printing ink, magnetic tape and film coating, and as a reaction solvent. When used in aluminum electroplating, the thickness and brightness of aluminum layer can be controlled at will.