CAC食品中金属离子检测方法

CODEXSTAN234-1999Page1of48RECOMMENDEDMETHODSOFANALYSISANDSAMPLINGCODEXSTAN234-19991PARTAMETHODSOFANALYSISBYALPHABETICALORDEROFCOMMODITYCATEGORIESANDNAMESPARTBMETHODSOFSAMPLINGBYALPHABETICALORDEROFCOMMODITYCATEGORIESANDNAMESTableofContentsAllFoodsCereals,PulsesandLegumesandDerivedProductsCocoaProductsandChocolateFatsandOilsandRelatedProductsFishandFisheryProductsFoodsforSpecialDietaryUsesFruitJuicesMilkandMilkProductsNaturalMineralWatersProcessedFruitsandVegetablesProcessedMeatandPoultryProductsandSoupsandBrothsQuickFrozenFruitsandVegetablesSugarsandHoneyMiscellaneousProducts1Themostupdatedversionofthemethodshouldbeused,inapplicationofISO/IEC17025:1999.Thepresentlistofmethodsreflectstheamendmentsadoptedbythe29thSessionoftheCodexAlimentariusCommissionin2006.CODEXSTAN234-1999Page2of48PARTAMETHODSOFANALYSISBYALPHABETICALORDEROFCOMMODITYCATEGORIESANDNAMESCommodityStandardProvisionMethodPrincipleTypeAllFoodsAllfoodsAcesulfameK,AspartameEN12856:1999-04HighperformanceliquidchromatographyIIAllfoodsCyclamateEN12857:1999-04HighperformanceliquidchromatographyIIAllfoodsCyclamateNMKL123(1998)SpectrophotometryIIIAllfoodsSaccharinEN12856:1999-04HighperformanceliquidchromatographyIIIAllFoods(seealsomeatproducts)Nitratesand/orNitritesEN12014-1:1997-04Part1-GeneralconsiderationsN/AIndividualFoods2SulphitesEN1988-1:1998-02AOAC990.28Part1:OptimizedMonier-WilliamsmethodIIIIndividualFoods3SulphitesEN1988-2:1998-02NMKL135(1990)Part2:EnzymaticmethodIIICereals,PulsesandLegumesandDerivedProductsCertainpulsesMoistureISO665:1977(confirmed1995)GravimetryIDegermedmaize(corn)mealandmaize(corn)gritsAshAOAC923.03ISO2171:1993ICCMethodNo104/1(1990)GravimetryIDegermedmaize(corn)mealandmaize(corn)gritsFat,crudeAOAC945.38F;920.39CGravimetry(etherextraction)IDegermedmaize(corn)mealandmaize(corn)gritsMoistureISO712:1998ICCMethodNo110/1(1986)GravimetryI2Hominy,fruitjuice,seafood3Wine,driedapples,lemonjuice,potatoflakes,sultanas,beerCODEXSTAN234-1999Page3of48CommodityStandardProvisionMethodPrincipleTypeDegermedmaize(corn)mealandmaize(corn)gritsParticlesize(granularity)AOAC965.22SievingIDegermedmaize(corn)mealandmaize(corn)gritsProteinICCMethodNo105/1(1986)Titrimetry,KjeldahldigestionIDurumwheatsemolinaanddurumwheatflourAsh(semolina)AOAC923.03ISO2171:1993GravimetryIDurumwheatsemolinaanddurumwheatflourMoistureISO712:1998ICCMethod110/1(1986)GravimetryIDurumwheatsemolinaanddurumwheatflourProtein(Nx5.7)ICCMethodNo105/1Titrimetry,KjeldahldigestionIInstantNoodlesExtractionofoilfrominstantnoodlesdescribedinthestandardGravimetryIInstantNoodlesAcidValuedescribedinthestandardTitrimetryIInstantNoodlesMoisturedescribedinthestandardGravimetryMaize(corn)MoistureISO6540:1980(confirmed1994)GravimetryIPeanuts(raw)Aflatoxins,totalAOAC991.31Immunoaffinitycolumn(Aflatest)IIPeanuts(raw)Aflatoxins,totalAOAC993.17ThinlayerchromatographyIIIPeanuts(intendedforfurtherprocessing)Aflatoxins,totalAOAC975.36RomerminicolmnIIIPeanuts(Cereals,shell-fruitsandderivedproducts(includingpeanuts))SumofaflatoxinsB1,B2,G1andG2EN12955:1999-07ISO16050:2003HPLCwithpostcolumnderivatizationandimmunoaffinitycolumncleanupIIIPeanuts(intendedforfurtherprocessing)Aflatoxins,totalAOAC979.18Holaday-VelascominicolumnIIIPearlmilletflourAshAOAC923.03GravimetryIPearlmilletflourColourModernCerealChemistry,6thEd.,D.W.Kent-JonesandA.J.Amos(Ed.),pp.605-612,FoodTradePressLtd,London,1969.ColorimetryusingspecificcolourgraderIVCODEXSTAN234-1999Page4of48CommodityStandardProvisionMethodPrincipleTypePearlmilletflourFat,crudeAOAC945.38F;920.39CGravimetry(etherextraction)IPearlmilletflourFibre,crudeISO5498:1981(B.5Separation)GravimetryIPearlmilletflourMoistureISO712:1998ICCMethodNo110/1(1986)GravimetryIPearlmilletflourProteinAOAC920.87Titrimetry,KjeldahldigestionISorghumflourAshAOAC923.03ISO2171:1993ICCMethodNo104/1(1990)GravimetryISorghumflourColourModernCerealChemistry,6thEd.,D.W.Kent-JonesandA.J.Amos(Ed.),pp.605-612,FoodTradePressLtd,London,1969.ColorimetryusingspecificcolourgraderIVSorghumflourFat,crudeAOAC945.38F;920.39CGravimetry(etherextraction)ISorghumflourFibre,crudeICCMethodNo113(1972)ISO6541:1981(confirmed1996)GravimetryISorghumflourMoistureISO712:1998ICCMethodNo110/1(1986)GravimetryISorghumflourParticlesize(granularity)AOAC965.22SievingISorghumflourProteinICCMethodNo105/1(1986)Titrimetry,KjeldahldigestionISorghumflourTanninsISO9648:1988(confirmed1994)SpectrophotometryISorghumgrainsAshAOAC923.03ISO2171:1993ICCMethodNo104/1(1990)GravimetryISorghumgrainsFat,crudeAOAC945.38F,920.39CGravimetry(etherextraction)ISorghumgrainsMoistureISO6540:1980(confirmed1994)GravimetryISorghumgrainsProteinICCMethodNo105/1(1986)Titrimetry,KjeldahldigestionISorghumgrainsTanninsISO9648:1988(confirmed1994)SpectrophotometryICODEXSTAN234-1999Page5of48CommodityStandardProvisionMethodPrincipleTypeSoyproteinproductsAshAOAC923.03ISO2171:1993(MethodB)GravimetryISoyproteinproductsFatCAC/RM55-1976-Method1Gravimetry(extraction)ISoyproteinproductsFibre,crudeISO5498:1981GravimetryISoyproteinproductsMoistureAOAC925.09Gravimetry(vacuumoven)ISoypro