059QF0KO0R 1 15053-09-5 1 25769-03-3 1 Arsenic 1 Evaluation Study 1 In situ sorbent formation solid-phase extraction 1 Journal Article 1 mehr ... N712M78A8G 1 Organophosphorus Compounds 1 Pyrrolidines 1 Quaternary Ammonium Compounds 1 Research Support, Non-U.S. Gov't 1 Surface-Active Agents 1 Thiocarbamates 1 Water 1 arsenic 1 decyltrimethylammonium 1 electrothermal atomic absorption spectrometry pyrrolidine dithiocarbamic acid 1 surfactant 1 ultrasound-assisted 1 weniger ...