\we guarantee our products are 1.In very competitive price 2.Quality guaranteed 3.Fast delivery 4.Financial credit suppor Name EthionSynonyms O,O,O,O-Tetraethyl S,S-methylenedi(phosphorodithioate) Molecular Structure Molecular Formula C9H22O4P2S4Molecular Weight 384.48CAS Registry Number 563-12-2EINECS 209-242-3 ethion