35400-43-2 AI3-29149 BAY-NTN-9306 BRN 1990231 Bayer NTN 9306 Bolstar Caswell No. 453AA EINECS 252-545-0 EPA Pesticide Chemical Code 111501 HSDB 6735 Helothion Mercaprofos Mercaprophos Merpafos NTN 9306 O-ETHYL O-(4-METHYLTHIOPHENYL) S-PROPYL DITHIOP* O-Ethyl O-(4-(methylmercapto)phenyl)-S-n-propylphosphorothionothiolate O-Ethyl O-(4-(methylthio)phenyl) S-propyl phosphorodithioate O-Ethyl O-(4-(methylthio)phenyl)phosphorodithioic acid S-propyl ester O-Ethyl O-(4-methylthiophenyl) S-propyl dithiophosphate Phosphorodithioic acid, O-ethyl O-(4-(methylthio)phenyl) S-propyl ester Sulprofos Sulprofos [BSI:ISO] Sulprophos