negoti relat schedul lxxii eec deleg commiss european commun australia conclud negoti articl xxviii modif withdraw concess provid schedul lxxii eec se attach note deleg commiss european commun deleg australia result negoti australia articl xxviii modif withdraw concess provid schedul european econom commun schedul lxxii eec concess modifi cct head descript rate duti bound exist schedul unwrought lead includ argentifer lead lead wast scrap unwrought ii kg net weight unwrought zinc zinc wast scrap unwrought kg net weight concess cct head descript rate duti bound unwrought lead includ argentifer lead lead wast scrap unwrought ii unwrought zinc zinc wast scrap unwrought