MethamidophosO,S-二甲基硫代磷酰胺MethamidophosO,S-Dimethyl phosphoramidothioate甲胺磷 溶液甲胺磷Methamidophos solutionphosphoramidothioic acid, O,S-dimethyl estermethyl phosphoramidothioatemethamidophosphosphoramidothioic acid, o,s-dimethyl estermetamidophosthiophosphoramidic acid O,S-dimethyl esterO,S-Dimethyl phosphoramidothiolateO,S-dimethyl amidothiophosphate