New StandardsAcetamiprid Metabolite IM-1-5ProthiofosC16-TEAQ iodideC18-TEAQ iodide2C16-TEAQ iodideFenpicoxamid4'-Hydroxyclomazone4-[(2,2-Difluoroethyl)amino]-2(5H)-furanone2C18-TEAQ iodideChlorothalonil Metabolite R611968Pyflubumide-des(2-methyl-1-oxopropyl)Imazamox Metabolite M720H002