NF V03-131-2009 食品.高效液相色谱法测定维生素D的含量.胆钙化醇(D3)或麦角钙化醇(D2)含量的测定
时间:2024-05-12 17:54:07 来源: 标准资料网 作者：标准资料网 阅读：8323
【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的含量.胆钙化醇(D3)或麦角钙化醇(D2)含量的测定
【标准号】:NFV03-131-2009
【标准状态】:现行
【国别】:法国
【发布日期】:2009-05-01
【实施或试行日期】:2009-05-29
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:分析;砝码;分析样品;化学分析和试验;化学分析和测试;;色谱法;含量;测定;含量测定;;食品检验;食品;食品检验;食品检测;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】:
【中国标准分类号】:X04
【国际标准分类号】:67_050
【页数】:27P;A4
【正文语种】:其他
【英文标准名称】:StandardTestMethodforMeasurementofPropertiesofThermoplasticMaterialsbyScrew-ExtrusionCapillaryRheometer
【原文标准名称】:用螺杆挤压毛细管流变仪测量热塑性塑料性能的标准试验方法
【标准号】:ASTMD5422-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D20.30
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:塑料
【英文主题词】:capillaryrheometer;flowproperties;materialproperties;molecularproperties;rheologicalproperties;rheology;screwextrusion
【摘要】:Thistestmethodisusefulforthecharacterizationofthermoplasticsandthermoplasticcompounds,intermsofviscosity,orresistancetoflow.Thedataproducedbythistestmethodhasbeenfoundusefulinbothquality-controltestingandcompounddevelopment.However,directcorrelationwithfactoryconditionsisnotimplied.Flow-performancedatapermitsqualitycontrolofincomingthermoplasticsandthermoplasticcompoundsbecausetheflowparametersaresensitivetomolecularweightandmolecular-weightdistribution.Therefore,thistestmethodmaydistinguishdifferencesbetweenlots.Theshearviscosityorflowviscosityofthermoplasticsandthermoplasticcompoundswillnotonlybesensitivetotheraw-polymermolecularproperties,butwillalsobeaffectedbythetypeandamountoffiller,additive,plasticizer,orstabilizer,bythetypeofcopolymerblend,andbytheadditionofothercompoundingmaterials.Thistestmethodcanserveasaquality-controltoolforeitherincomingmaterialsorforin-housequality-assurancechecksonproductionmixing.Thistestmethodisusefultotheresearchanddevelopmentofnewproductsinthattherheologicalbehaviorofayetuncharacterizedthermoplasticorthermoplasticcompoundcanbemeasuredandconsideredforcomparativeanalysis.1.1Thistestmethodcoverstheuseofascrew-extrusion-typecapillaryrheometerforthemeasurementofflowpropertiesofthermoplasticsandthermoplasticcompounds.Themeasuredflowproperties,whichareobtainedthroughlaboratoryinvestigation,mayhelptodescribethematerialbehaviorthatoccursinfactoryprocessing.1.2Sinceascrew-typecapillaryrheometerimpartsshearenergytothematerialduringtesting,themeasurementswillusuallydifferfromthoseobtainedwithapiston-typecapillaryrheometer(seeTestMethodD3835).1.3CapillaryrheometermeasurementsforthermoplasticsandthermoplasticcompoundsaredescribedinTestMethodD3835.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note1--ThereiscurrentlynoequivalentISOstandard.
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:7P.;A4
【正文语种】:
【英文标准名称】:Safetyofhouseholdandsimilarelectricalappliances-Particularrequirementsforpedestrian-controlledbatterypoweredelectricallawnmowers;GermanversionEN50338:2006
【原文标准名称】:家用和类似用途电器安全.脚踏式电池供电的电剪草机的特殊要求
【标准号】:EN50338-2006
【标准状态】:现行
【国别】:
【发布日期】:2007-03
【实施或试行日期】:2007-03-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:蓄电池供电;定义;电气器具;家用电器;电剪草机;(电网)电源;电动工具;电气工程;园艺机具;家用设备;剪草机;机械性能;机械安全;步行控制系统;搂草割草机;旋转式割草机;安全;安全要求;规范(验收);稳定性;试验条件
【英文主题词】:Batterieoperation;Definition;Definitions;Electricappliances;Electrichouseholdappliance;Electriclawn-mowers;Electricmains;Electrictools;Electricalengineering;Gardeningequipment;Householdequipment;Lawn-mowers;Mechanicalproperties;Mechanicalsafety;Pedestrian-controlledsystems;Reelmowers;Rotarymowers;Safety;Safetyrequirements;Specification(approval);Stability;Testingconditions
【摘要】:
【中国标准分类号】:Y60
【国际标准分类号】:65_060_70
【页数】:15P.;A4
【正文语种】:英语