DIN EN ISO 3336-1996 牙科学.合成聚合物假牙
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【英文标准名称】:Dentistry-Syntheticpolymerteeth(ISO3336:1993);GermanversionENISO3336:1996
【原文标准名称】:牙科学.合成聚合物假牙
【标准号】:DINENISO3336-1996
【标准状态】:作废
【国别】:德国
【发布日期】:1996-05
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:包装件;塑料;塑料制品;规范(验收);规范;假牙;牙科设备;牙科学;修复术;牙科材料;试验;作标记;齿
【英文主题词】:
【摘要】:
【中国标准分类号】:C33
【国际标准分类号】:11_060_10
【页数】:9P;A4
【正文语种】:德语
【英文标准名称】:Foodstuffs-DeterminationofvitaminDbyhighperformanceliquidchromatography-Measurementofcholecalciferol(D3)orergocalciferol(D2)
【原文标准名称】:食品.高效液相色谱法测定维生素D含量.维生素D3或钙化醇(维生素D2)的测定
【标准号】:BSEN12821-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-04-30
【实施或试行日期】:2009-04-30
【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】:分析;分析样品;化学分析和试验;维生素D3;色谱法;含量;测定;含量测定;钙化醇;食品检验;食品;食品试验;高效液相色谱法;高效液相色谱分析法;实验室取样;实验室器皿;液相色谱法;测量精度;精密度;定量分析;试验报告;维生素D;维生素
【英文主题词】:Analysis;Analysissamples;Chemicalanalysisandtesting;Cholecalciferols;Chromatography;Content;Determination;Determinationofcontent;Ergocalciferols;Foodinspection;Foodproducts;Foodtesting;Highperformanceliquidchromatography;HPLC;Laboratorysample;Laboratoryware;Liquidchromatography;Measuringaccuracy;Precision;Quantitativeanalysis;Testreport;VitaminD;Vitamins
【摘要】:ThisEuropeanStandardspecifiesamethodforthedeterminationofvitaminD3(cholecalciferol)orvitaminD2(ergocalciferol)infoodstuffsbyhighperformanceliquidchromatography(HPLC).VitaminD3isprimaryinfoodstuffsofanimalorigin,whilevitaminD2isprimaryinwildmushrooms.BothvitaminD3andvitaminD2canbepresentinfortifiedfoodstuffs.ThisEuropeanStandardisnotapplicableforsampleswithacontentofvitaminD3andvitaminD2.ApartfromthevitaminDactivityfromtheparentforms,vitaminD3andvitaminD2,thecorrespondingmetabolites25-hydroxyvitaminDand1,25-dihydroxyvitaminDalsocontributetothevitaminDactivity.ThisEuropeanStandarddoesonlyincludemeasurementofvitaminD3orvitaminD2.ThisEuropeanStandardprovidesthebasefortheanalyticalmethods.Itisintendedtoserveasaframeinwhichtheanalystcandefinehisownanalyticalworkinaccordancetothestandardprocedure.Thismethodhasbeenvalidatedininter-laboratorytestsonfortifiedandnon-fortifiedsamplessuchasmargarine,milk,milkpowder,liquidinfantformula,infantformula,cookingoil,andfishoilatlevelsfrom0,4μg/100gto14μg/100g.FurtherinformationonthevalidationdataisgiveninAnnexD.
【中国标准分类号】:X04
【国际标准分类号】:67_050
【页数】:28P.;A4
【正文语种】:英语
Product Code:SAE AMS5370
Title:Steel, Corrosion and Heat Resistant, Investment Casting 19cr 9.5ni (Cf-3), Solution Heat Treated
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a corrosion and heat-resistant steel in the form of investment castings.
