commiss regul ec februari amend regul eec determin commun method analysi wine commiss european commun regard treati establish european commun regard council regul ec common organis market wine articl thereof method measur alcohol strength wine electron densimetri valid accord internation recognis criteria intern vine wine offic oiv adopt descript method gener assembl measur method constitut simpler accur mean check alcohol strength volum wine longer recognis equival method method chapter annex commiss regul eec articl regul delet updat descript method experiment valu valid paramet method includ chapter annex regul regul eec amend measur provid regul accord opinion manag committe wine adopt regul articl regul eec amend articl delet annex amend accord annex hereto articl regul enter forc seventh dai public offici journal european union regul bind entireti directli applic member state brussel februari commiss mariann fischer boel member commiss oj regul amend act access oj regul amend regul ec oj annex chapter annex regul eec quot alcohol strength volum quot amend point replac quot refer method measur alcohol strength distil pycnomet measur alcohol strength wine hydrostat balanc measur alcohol strength wine electron densimetri frequenc oscil quot point titl replac titl subtitl quot refer method measur alcohol strength distil pycnomet quot paragraph titl replac quot measur alcohol strength wine hydrostat balanc quot paragraph insert paragraph quot measur alcohol strength wine electron densimetri frequenc oscil method measur titl introduct alcohol strength volum wine measur market princip compli label rule alcohol strength volum defin paragraph chapter purpos scope method measur electron densimetri frequenc oscil purpos regulatori provis forc trial temperatur set principl definit principl method base distil wine volum volum distil method paragraph chapter distil elimin volatil substanc homologu ethanol ethanol ethanol homologu ethyl ester includ alcohol strength occur distil densiti distil obtain measur densiti liquid temperatur equal quotient mass volum wine express ml hydroalcohol solut distil temperatur tabl map densiti alcohol strength alcohol strength correspond wine distil volum volum method densiti distil measur electron densimetri frequenc oscil principl consist measur period oscil tube sampl subject electromagnet excit densiti calcul link period oscil formula mv densiti sampl period vibrat induc mass empti tube spring constant volum sampl vibrat link take form linear relationship densiti period squar constant specif oscil estim measur period fluid densiti reagent product refer fluid refer fluid adjust densimet densiti refer fluid encompass distil measur differ densiti refer fluid greater ml recommend densiti degre uncertainti ml temperatur measur alcohol strength volum electron densimet refer fluid dry air unpollut water grade defin iso hydroalcohol solut refer densiti solut link nation viscos standard mm clean dry product deterg acid organ solvent ethanol vol pure aceton apparatu electron densimet frequenc oscil electron densimet compris measur cell measur tube thermostat chamber system make tube oscil measur period oscil clock digit displai unit possibl calcul densimet perfectli stabl stand insul vibrat control temperatur measur cell measur tube thermostat chamber temperatur stabil temperatur measur cell check strong impact measur result densiti hydroalcohol solut vol ml ml differ ml trial temperatur set temperatur measur cell thermomet resolut line nation standard guarante temperatur measur uncertainti calibr apparatu apparatu calibr month check unsatisfactori refer fluid calcul constant formula calibr carri line oper instruct apparatu principl calibr carri dry air take account atmospher pressur extrem pure water distil micro filter extrem high resist gt mω check calibr check calibr measur densiti refer fluid air densiti check dai differ theoret actual densiti greater ml tube block clean clean check air densiti check conclus apparatu adjust check water densiti differ theoret actual densiti greater ml apparatu adjust difficult check temperatur cell densiti hydroalcohol solut alcohol strength volum compar distil analys check directli check differ theoret densiti refer solut ml uncertainti measur greater ml temperatur cell check sampl prepar sampl point chapter quot method obtain distil quot procedur obtain distil measur densiti alcohol strength volum densimetri ensur temperatur stabil measur cell distil densimet cell air bubbl homogen light system verifi absenc bubbl quickli switch carri check heat gener bulb affect measur temperatur apparatu period densiti calcul constant apparatu give alcohol strength volum directli obtain tabl express result alcohol strength volum wine obtain distil express quot vol quot temperatur condit compli correct result express give result decim place remark volum measur cell larg avoid contamin previou sampl measur carri give result repeat limit measur need result measur homogen elimin precis sampl alcohol strength volum vol repeat vol reproduc alcohol strength volum interlaboratori trial precis accuraci adjunct method perform characterist shown paragraph obtain interlaboratori test carri accord establish intern procedur sampl eleven laboratori detail repeat reproduc calcul carri test chapter quot titr alcoometriqu volumiqu quot alcohol strength volum point oiv quot recueil intern de méthode analys quot compendium analysi method edit quot