... and fluorine resin, all other organic compounds, especially polyvinyl chloride, polyvinylidene chloride and a good bite dissolution of ... as tetrahydrothiophene, 1,4 - dibromo-butane, maltol, different plant alcohol, butyl sultone, benzene, tin, Clofentezine, azocyclotin suspension, erythromycin ... THFMolecular formula C4H8OMolecular weight 72.11CAS No. 109-99-9UN No. 2056EINECS No.203-726-8Content99.9% ...