commiss regul eec march refractometri method measur dry solubl residu product process fruit veget repeal regul eec amend annex council regul eec commiss european commun regard treati establish european econom commun regard council regul eec februari common organ market product process fruit veget amend regul eec articl thereof articl regul eec ad sugar content product list annex iii mean read obtain refractomet multipli specif factor reduc fix figur refractometri method appli defin commiss regul eec lai method measur sugar process fruit veget prove make amend method order procedur alcohol product introduct method laid regul make repeal regul eec repeal regul eec make adapt annex council regul eec juli tariff statist nomenclatur common custom tariff amend commiss regul eec measur provid regul accord opinion manag committe product process fruit veget adopt regul articl refractometri method determin sugar content product list annex iii regul eec set annex hereto articl regul eec repeal articl annex regul eec amend refer regul eec addit note chapter addit note no chapter replac refer regul articl regul enter forc st dai public offici journal european commun regul bind entireti directli applic member state brussel march commiss rené steichen member commiss oj oj oj oj oj annex method measur dry solubl residu product process fruit veget refractometri field applic applic method relat quantiti sugar present product analis presenc amino acid salt organ acid inorgan salt fat flavonoid alcohol alter refract index ii definit dry solubl residu content determin refractometri mean percentag weight sucros aqueou solut sucros condit refract index product analys product dry solubl residu content express gram gram iii principl deduct dry solubl residu content product refract index iv apparatu abb type refractomet apparatu enabl percentag weight sucros determin nearest refractomet thermomet scale extend water circul enabl temperatur adjust accuraci oper instruct apparatu deal calibr light sourc strictli method prepar sampl liquid product mix carefulli proce determin semi dens product puré fruit juic matter suspens carefulli mix averag laboratori sampl homogen strain part sampl dry gauz fold remov drop proce determin filtrat dens product jam jelli previous homogen product directli weigh product nearest ml beaker add ml distil water boil gentli minut stir glass rod cool pour content beaker tare vessel distil water flush liquid add distil water obtain product weigh nearest mix solut throuroughli stand minut strain fold filter buechner funnel make determin filtrat frozen product defrost remov stone pip core mix product liquid form defrost proce dry product product fruit piec fruit cut laboratori sampl part small piec remov stone pip core mix carefulli weigh product nearest beaker add distil water time weight product heat water bath minut stir occasion glass rod cool continu product alcohol weigh sampl nearest tare beaker place beaker bath boil water minut stir occasion glass rod add distil water alcohol content exce mass add distil water heat water bath minut cool weigh final content vessel filer continu determin determin bring sampl measur temperatur immers contain water bath requir temperatur place small sampl lower prism refractomet take care ensur sampl cover glass surfac uniformli prism press measur accord oper instruct apparatur read percentag weight sucros nearest make determin prepar sampl vi express result calcul formul dry solubl residu content convention express gram sucros gram product calcul percentag sucros content refractometri directli read made temperatur correct attach tabl measur made dilut solut dry solubl residu content calcul formula weight gram dry solubl residu product refractomet weight gram product solut correct determin made temperatur quot quot subtract quot id quot quot gt gt id quot quot gt gt id quot quot gt gt id quot quot gt gt id quot quot gt gt id quot quot gt gt id quot quot gt gt id quot quot gt gt id 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temperatur vari