ASTM E2253-2008e1 差示扫描量热计的焓测量有效性的标准方法

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【英文标准名称】:StandardMethodforEnthalpyMeasurementValidationofDifferentialScanningCalorimeters
【原文标准名称】:差示扫描量热计的焓测量有效性的标准方法
【标准号】:ASTME2253-2008e1
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:E37.10
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:detectionlimit;differentialscanningcalorimetry;enthalpy;linearity;precision;quantitationlimit;range;repeatability;thermalanalysis;validation;Calorimeter;Detectionmethod;Differentialscanningcalorimetry(DSC);Endothermictemper
【摘要】:ThistestmethodmaybeusedtodetermineandvalidatetheperformanceofaparticularDSCapparatus.ThistestmethodmaybeusedtodetermineandvalidatetheperformanceofaparticularmethodbaseduponaDSCenthalpicmeasurement.Thistestmethodmaybeusedtodeterminetherepeatabilityofaparticularapparatus,operatororlaboratory.Thistestmethodmaybeusedforspecificationandregulatorycompliancepurposes.1.1Thistestmethodprovidesproceduresforvalidatingenthalpicmeasurementsofdifferentialscanningcalorimeters(DSC)andanalyticalmethodsbaseduponthemeasurementofenthalpyorheatbyDSC.Performanceparametersdeterminedincludecalorimetricrepeatability(precision),detectionlimit,quantitationlimit,linearityandbias.Thismethodisapplicabletobothexothermicandendothermicevents.1.2Validationofapparatusperformanceandanalyticalmethodsisrequestedorrequiredforqualityinitiativesorwhereresultsmaybeusedforlegalpurposes.1.3ThevaluesstatedinSIunitsaretoregardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A42
【国际标准分类号】:17_200_10
【页数】:5P.;A4
【正文语种】:英语


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【英文标准名称】:Postalservice—Statementofmailingsubmission
【原文标准名称】:邮电服务.邮件投递声明
【标准号】:BSDDCEN/TS15523-2006
【标准状态】:作废
【国别】:英国
【发布日期】:2007-02-28
【实施或试行日期】:2007-02-28
【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】:成本;数据格式;数据传送;定义;定义(术语);交付;可行性;英语;信息;信函;邮件;邮寄;邮政;服务设施;传输协议
【英文主题词】:Costs;Dataformats;Datatransfer;Definition;Definitions;Delivery;Effectiveness;Englishlanguage;Information;Letters(documents);Mail;Postaldelivery;Postalservices;Services;Transmissionprotocol
【摘要】:Thisdocumentspecifiesamethodologythatallowspostaloperatorstodefinespecificstatementsofmailingsubmissioncustomisedaccordingtotheirenvironmentandapplications.Thedocumentdefinesinformationrequirementsforexistinggenericpostalinformationprocessingapplicationsrelatedtomajorpostalfunctions,namelyoperations,financeandmarketingbyspecificallyidentifyingtheinformationthatcouldbecollectedwithinthemailer’sdomainandtransmittedtothepostaldomain.Inaddition,thisdocumentdefinestheorganisationofdataintomessagesbydescribingdatacontent,formatandcommunicationprotocolsuitableforcommunicationofdataoriginatinginthemailer’sdomain.Thespecificationalsoprovidesadetailedanalysisandrecommendationsforimplementingapplication-levelsecuritythreatsandcountermeasuresparticularlyrelevantforpostalrevenueprotectionincontrolledmailentrysettings.Finally,thisdocumentprovidesseveralexamplesofconcretestatementsofmailingsubmissionsandanexampleofasecurecommunicationprotocolrecommendedfortransmissionofsuchstatements.
【中国标准分类号】:M80
【国际标准分类号】:03_240
【页数】:96P.;A4
【正文语种】:英语


【英文标准名称】:Plastics-Acrylonitrile-styrene-acrylate(ASA),acrylonitrile-(ethylene-propylene-diene)-styrene(AEPDS)andacrylonitrile-(chlorinatedpolyethylene)-styrene(ACS)mouldingandextrusionmaterials-Preparationoftestspecimensanddeterminationofprop
【原文标准名称】:塑料.丙烯腈-苯乙烯-丙烯酸酯、丙烯腈-(乙烯-丙烯-二烯烃)-苯乙烯和丙烯腈-(氯化聚乙烯)-苯乙烯模塑和挤塑材料.试样制备和性能测定
【标准号】:BSENISO6402-2-2004
【标准状态】:现行
【国别】:英国
【发布日期】:2004-01-08
【实施或试行日期】:2004-01-08
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:形状;模制材料;机械性能;ACS;抽样方法;试样;试样;生产;AES;挤压;丙烯腈;冲击强度;电性能;丙烯腈-苯乙烯-丙烯酸酯共聚物;热塑性聚合物;试样制备;计数检查;抗冲击(强度);热力学性质;乙酰基;聚合物;防震;模塑材料;丙烯腈-苯乙烯;模压材料;电性质和电现象;聚苯乙烯;抗冲击;苯乙烯;高聚物;测定;材料;特性;试验;塑料
【英文主题词】:Acetyl;Acrylonitrile;Acrylonitrile-styrene;ACS;AES;ASA;Compressionmouldedmaterials;Determination;Electricalproperties;Electricalpropertiesandphenomena;Extruding;Impactresistance;Impactresistant;Impactstrength;Inspectionbyattributes;Materials;Mechanicalproperties;Mouldingmaterials;Mouldings(shapedsection);Plastics;Polymerisates;Polymers;Polystyrene;Production;Properties;Samples;Samplingmethods;Shape;Shock-proof;Specimenpreparation;Styrene;Testspecimens;Testing;Thermodynamicproperties;Thermoplasticpolymers
【摘要】:1ThispartofISO6402specifiesthemethodsofpreparationoftestspecimensandthetestmethodstobeusedindeterminingthepropertiesofacrylonitrile-styrene-acrylate(ASA),acrylonitrile-(ethylene-propylene-diene)-styrene(AEPDS)andacrylonitrile-(chlorinatedpolyethylene)-styrene(ACS)mouldingandextrusionmaterials.Requirementsforhandlingtestmaterialandforconditioningboththetestmaterialbeforemouldingandthespecimensbeforetestingaregivenhere.2Proceduresandconditionsforthepreparationoftestspecimensandproceduresformeasuringpropertiesofthematerialsfromwhichthesespecimensaremadearegiven.PropertiesandtestmethodswhicharesuitableandnecessarytocharacterizeASA,AEPDSandACSmouldingandextrusionmaterialsarelisted.3ThepropertieshavebeenselectedfromthegeneraltestmethodsinISO10350-1.Othertestmethodsinwideusefor,orofparticularsignificanceto,thesemouldingandextrusionmaterialsarealsoincludedinthispartofISO6402,asarethedesignatorypropertiesspecifiedinPart1.4Inordertoobtainreproducibleandcomparabletestresults,itisnecessarytousethemethodsofspecimenpreparationandconditioning,thespecimendimensionsandthetestproceduresspecifiedherein.Valuesdeterminedwillnotnecessarilybeidenticaltothoseobtainedusingspecimensofdifferentdimensionsorpreparedusingdifferentprocedures.
【中国标准分类号】:G31
【国际标准分类号】:83_080_20
【页数】:18P.;A4
【正文语种】:英语