council resolut june indic price foodstuff food household product prepackag pre establish quantiti council european commun regard treati establish european econom commun regard draft resolut submit commiss preliminari programm european econom commun consum protect inform polici establish common principl indic unit price council adopt june direct eec consum protect indic price foodstuff establish simpl easili compar quantiti rang standard quantiti prepackag foodstuff make easier consum compar price place sale oblig displai unit price replac standard effort standard nation commun level account progress made context abovement direct defer adopt council condit appli oblig unit price foodstuff prepackag pre establish quantiti food household product cover direct provis displai price product unit price adopt council undertak adopt propos commiss period supplementari measur indic price foodstuff food household product prepackag preestablish quantiti invit commiss submit delai propos indic sell price unit price food household product oj oj submit juli propos decis pursuant articl direct eec consid rang quantiti satisfi criteria qualifi exempt unit price simpl involv small number size involv size suffici distinct permit easi comparison uniform similar product involv size simpl multipl submultipl kilogram litr correspond rang quantiti content