Organizations: Environmental Analytical Chemistry Substances: Acrinathrin (YLFSVIMMRPNPFK-WEQBUNFVSA-N) Bifenthrin (OXCDWLBJSLVWHB-LKRLXIKPSA-N) Deltamethrin (OWZREIFADZCYQD-NSHGMRRFSA-N) Empenthrin (YUGWDVYLFSETPE-JLHYYAGUSA-N) Chlorpyrifos-methyl (HRBKVYFZANMGRE-UHFFFAOYSA-N) Systems: stream Keywords: pyrethroids toxicity stream pesticides Insecticides