regul eec commiss decemb method determin peroxidas activ product process cereal commiss european commun regard treati establish european econom commun regard council regul eec june common organis market cereal amend regul eec articl thereof export refund account qualiti product process cereal qualifi prevent public fund promot export inferior qualiti product end product process cereal peroxidas render practic inact ensur uniform applic provis refund grant product satisfi requir commun method determin peroxidas activ laid measur provid regul accord opinion manag committe cereal adopt regul articl purpos grant export refund product process cereal peroxidas practic inact inact check accord method annex articl regul enter forc dai public offici journal european commun regul bind entireti directli applic member state brussel decemb commiss presid franco malfatti oj oj annex method determin peroxidas activ crush sampl mortar distil water transfer mixtur ml calibr round bottom flask fill mark distil water mixtur stand thirti minut filter flute filter pipett transfer ml clarifi solut test tube add ml solut crystallin guaiacol ethanol ml hydrogen peroxid solut reagent freshli prepar check concentr hydrogen peroxid solut half hour chang colour insignific chang reddish brown compar blank test carri time colour test carri