【英文标准名称】:Animalandvegetablefatsandoils-Cocoabutterequivalentsincocoabutterandplainchocolate-Part2:Quantificationofcocoabutterequivalents
【原文标准名称】:动植物脂肪和油.可可粉和纯巧克力中的等量可可粉.第2部分:确定等量可可粉
【标准号】:ISO23275-2-2006
【标准状态】:现行
【国别】:国际
【发布日期】:2006-11
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC34
【标准类型】:()
【标准水平】:()
【中文主题词】:黄油;化学分析和试验;巧克力糖;色谱法;可可;可可乳;定义;脂肪;食品;食品检验;实验室间试验;液相色谱法;量化;抽样方法;试验
【英文主题词】:Butter;Chemicalanalysisandtesting;Chocolate;Chromatography;Cocoa;Cocoabutter;Comparability;Comparisonvalue;Definitions;Detection;Equivalence;Fats;Foodproducts;Foodtesting;Gaschromatography;Inter-laboratorytests;Liquidchromatography;Quantification;Quantitativedetermination;Samplingmethods;Testing;Verification
【摘要】:ThispartofISO23275specifiesaprocedureforthequantificationofcocoabutterequivalents(CBEs)incocoabutter(CB)andplainchocolatebyhigh-resolutioncapillarygaschromatography(HR-GC)oftriacylglycerols,andsubsequentdataevaluationbypartialleast-squaresregressionanalysis.NOTEThepresenceofCBEsinCBandplainchocolatedowntoalevelof0,6%(fatcontentofchocolateassumedtobe30%)canbedeterminedbyusingtheprocedureexplainedinISO23275-1.Differencesintheprocedureofthetwomethodsexistinthenumberofindividualtriacylglycerolsusedfordatatreatmentandinthemathematicalevaluationprincipleofthedata.ThepresenceofCBEsisdetectedbylinearregressionanalysisappliedtotherelativeproportionsofthethreemaintriacylglycerolfractionsofthefatanalysed.TheamountoftheCBEadmixtureisestimatedbypartialleastsquaresregressionanalysisappliedtotherelativeproportionsofthefivemaintriacylglycerols.
【中国标准分类号】:X14
【国际标准分类号】:67_190;67_200_10
【页数】:13P;A4
【正文语种】:英语