BS EN ISO 3960-2008 动物和植物的脂肪和油.过氧化值的测定.碘量(目视检查)终点的测定
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【英文标准名称】:Animalandvegetablefatsandoils-Determinationofperoxidevalue-Iodometric(visual)endpointdetermination
【原文标准名称】:动物和植物的脂肪和油.过氧化值的测定.碘量(目视检查)终点的测定
【标准号】:BSENISO3960-2008
【标准状态】:作废
【国别】:英国
【发布日期】:2009-05-31
【实施或试行日期】:2009-05-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:农产品;农业;动物脂肪;动物油;化学分析和试验;烹调油;定义;含量测定;食用脂肪;等效测量方法;脂肪;食品;仪器;实验室间试验;碘滴定法;实验室器皿;油;包装件;过氧化值;定量分析;抽样方法;植物脂肪;植物油;视觉的
【英文主题词】:Agriculturalproducts;Agriculture;Animalfats;Animaloils;Chemicalanalysisandtesting;Cookingoils;Definitions;Determinationofcontent;Ediblefats;Equivalentmeasuringmethods;Fats;Foodproducts;Instruments;Inter-laboratorytests;Iodometry;Laboratoryware;Oils;Packages;Peroxidenumber;Quantitativeanalysis;Samplingmethods;Vegetablefats;Vegetableoils;Visual
【摘要】:ThisInternationalStandardspecifiesamethodfortheiodometricdeterminationoftheperoxidevalueofanimalandvegetablefatsandoilswithavisualendpointdetection.Theperoxidevalueisameasureoftheamountofoxygenchemicallyboundtoanoilorfatasperoxides,particularlyhydroperoxides.Themethodisapplicabletoallanimalandvegetablefatsandoils,fattyacidsandtheirmixtureswithperoxidevaluesfrom0meqto30meq(milliequivalents)ofactiveoxygenperkilogram.Itisalsoapplicabletomargarinesandfatspreadswithvaryingwatercontent.Themethodisnotsuitableformilkfatsandisnotapplicabletolecithins.Itistobenotedthattheperoxidevalueisadynamicparameter,whosevalueisdependentuponthehistoryofthesample.Furthermore,thedeterminationoftheperoxidevalueisahighlyempiricalprocedureandthevalueobtaineddependsonthesamplemass.Itisstressedthat,duetotheprescribedsamplemass,theperoxidevaluesobtainedcanbeslightlylowerthanthoseobtainedwithalowersamplemass.NOTE1ApreferredmethodfortheiodometricdeterminationoftheperoxidevalueformilkfatsisspecifiedinISO3976.NOTE2AmethodforthepotentiometricdeterminationoftheperoxidevalueisgiveninISO27107.
【中国标准分类号】:X14
【国际标准分类号】:67_200_10
【页数】:18P.;A4
【正文语种】:英语
【原文标准名称】:动物和植物的脂肪和油.过氧化值的测定.碘量(目视检查)终点的测定
【标准号】:BSENISO3960-2008
【标准状态】:作废
【国别】:英国
【发布日期】:2009-05-31
【实施或试行日期】:2009-05-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:农产品;农业;动物脂肪;动物油;化学分析和试验;烹调油;定义;含量测定;食用脂肪;等效测量方法;脂肪;食品;仪器;实验室间试验;碘滴定法;实验室器皿;油;包装件;过氧化值;定量分析;抽样方法;植物脂肪;植物油;视觉的
【英文主题词】:Agriculturalproducts;Agriculture;Animalfats;Animaloils;Chemicalanalysisandtesting;Cookingoils;Definitions;Determinationofcontent;Ediblefats;Equivalentmeasuringmethods;Fats;Foodproducts;Instruments;Inter-laboratorytests;Iodometry;Laboratoryware;Oils;Packages;Peroxidenumber;Quantitativeanalysis;Samplingmethods;Vegetablefats;Vegetableoils;Visual
【摘要】:ThisInternationalStandardspecifiesamethodfortheiodometricdeterminationoftheperoxidevalueofanimalandvegetablefatsandoilswithavisualendpointdetection.Theperoxidevalueisameasureoftheamountofoxygenchemicallyboundtoanoilorfatasperoxides,particularlyhydroperoxides.Themethodisapplicabletoallanimalandvegetablefatsandoils,fattyacidsandtheirmixtureswithperoxidevaluesfrom0meqto30meq(milliequivalents)ofactiveoxygenperkilogram.Itisalsoapplicabletomargarinesandfatspreadswithvaryingwatercontent.Themethodisnotsuitableformilkfatsandisnotapplicabletolecithins.Itistobenotedthattheperoxidevalueisadynamicparameter,whosevalueisdependentuponthehistoryofthesample.Furthermore,thedeterminationoftheperoxidevalueisahighlyempiricalprocedureandthevalueobtaineddependsonthesamplemass.Itisstressedthat,duetotheprescribedsamplemass,theperoxidevaluesobtainedcanbeslightlylowerthanthoseobtainedwithalowersamplemass.NOTE1ApreferredmethodfortheiodometricdeterminationoftheperoxidevalueformilkfatsisspecifiedinISO3976.NOTE2AmethodforthepotentiometricdeterminationoftheperoxidevalueisgiveninISO27107.
【中国标准分类号】:X14
【国际标准分类号】:67_200_10
【页数】:18P.;A4
【正文语种】:英语
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