1、美国修订丙炔氟草胺(Flumioxazin)在多种产品中的残留限量要求 YoumayaccessafrequentlyupdatedelectronicversionofEPA‘stoleranceregulationsat40CFRpart180throughtheGovernmentPrintingOffice‘se-CFRsiteathttp:///cgi-bin/text-idx?&c=ecfr&tpl=/ecfrbrowse/Title40/40tab_ C.HowcanIfileanobjectionorhearingrequest? Unde