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ANSI/ASTM D5203-1998 再生高密度聚乙烯材料模塑和挤塑聚乙烯塑料规范

作者:标准资料网 时间:2024-05-17 10:20:28  浏览:9778   来源:标准资料网
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【英文标准名称】:SpecificationforPolyethylenePlasticsMoldingandExtrusionMaterialsfromRecycledPost-ConsumerHDPESources(08.03)
【原文标准名称】:再生高密度聚乙烯材料模塑和挤塑聚乙烯塑料规范
【标准号】:ANSI/ASTMD5203-1998
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【实施或试行日期】:1998-08-17
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:塑料;聚乙烯;模制件;模塑材料;再循环
【英文主题词】:mouldedparts;polyethylene;recycling;mouldedmaterials;plastics
【摘要】:Thisspecificationprovidesfortheidentificationofrecycledpost-consumerHDPEmoldingandextrusionmaterials,fromspecifiedsources,inpelletorchipformsothatthesupplierandtheusercanagreeontheacceptabilityoflotsorshipments.Thisspecificationcoverspost-consumerHDPEmaterialsfromthefollowing:(1)blowmoldedhouseholdchemicalcontainers,(2)blowmoldedmilk,juice,andwatercontainers,(3)materialsfromthespunbondedprocess,(4)thermoformedpackagedfoodcontainersandpersonalcarepackages,(5)injectionmoldedpackagedfoodcontainersandbeveragebottlebasecups,and(6)injectionmoldedhousewaresandindustrialarticlessuchaspails,crates,totes,andpallets.Otherpost-consumerHDPEmaterialsmaybeaddedtothisspecificationwhensuchmaterialstreamsarecharacterized.Thetestsdescribedinthisspecificationareintendedtoprovideinformationforidentifyingthesematerials.Theseparationbysourcesimprovestheusefulnessofthematerials.Itisnotthefunctionofthisspecificationtoprovidespecificdatafordesignpurposes.Thisspecificationprovidesaproceduretocertifythatthematerialsarefrompost-consumersources.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Theinch-poundunitsgiveninparenthesesareforinformationonly.Thefollowingprecautionarycaveatpertainsonlytothetestmethodportion,Section10,ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note1TherearenoISOstandardscoveringtheprimarysubjectmatterofthisspecification.
【中国标准分类号】:G32
【国际标准分类号】:83_140_99;83_080_20
【页数】:
【正文语种】:英语


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【英文标准名称】:Textilemachineryandaccessories;transfercones;halfangleofthecone4°20
【原文标准名称】:纺织机械与附件圆锥形转移管半锥角4°20′
【标准号】:ISO575-1978
【标准状态】:作废
【国别】:国际
【发布日期】:1978-06
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC72
【标准类型】:()
【标准水平】:()
【中文主题词】:纺织机械;尺寸公差;材料;量规;尺寸;尺寸测量;设计;锥形筒子;锥形筒子;表面;规范;公差(测量);孔
【英文主题词】:Cones;Cones(textilemachinery);Design;Dimensionalmeasurement;Dimensionaltolerances;Dimensions;Gauges;Holes;Materials;Specifications;Surfaces;Textilemachines;Tolerances(measurement)
【摘要】:Specifiesthedimensionsandtolerancesofthecitedtransfercones,which,aftertheconesfordyeingpurposeshavebeenremovedfromthedyedorbleachedwoundpackages,areputinthepackagesforthepurposeofre-processing.Thesetransferconesshallnotbeusedforwindingpurposes.Alsospecifiedarethedimensionsandtolerancesofthegaugesforcheckingthesecones.-ReplacesISORecommendationR575-1967andconstitutesitstechnicalrevision.
【中国标准分类号】:W93
【国际标准分类号】:59_120_01
【页数】:2P;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforDeterminationofElementsinAirborneParticulateMatterbyInductivelyCoupledPlasmax2013;MassSpectrometry
【原文标准名称】:用电感耦合等离子体质谱法测定大气颗粒物元素的标准试验方法
【标准号】:ASTMD7439-2008
【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】:D22.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:分析;砝码
【英文主题词】:analysis;elements;massspectrometry;metals;metalloids;samplepreparation;workplaceair
【摘要】:Thehealthofworkersinmanyindustriesisatriskthroughexposurebyinhalationtotoxicmetalsandmetalloids.Industrialhygienistsandotherpublichealthprofessionalsneedtodeterminetheeffectivenessofmeasurestakentocontrolworkplaceexposure.Thisisgenerallyachievedbymakingworkplaceairmeasurements.Thistestmethodhasbeendevelopedtomakeavailableastandardmethodologyforvalidexposuremeasurementsforawiderangeofmetalsandmetalloidsthatareusedinindustry.Itwillbeofbenefittoagenciesconcernedwithhealthandsafetyatwork;analyticallaboratories;industrialhygienistsandotherpublichealthprofessionals;industrialusersofmetalsandmetalloidsandtheirworkers;andothergroups.ThisstandardtestmethodspecifiesagenericmethodfordeterminationoftheconcentrationofmetalsandmetalloidsinworkplaceairsamplesusingICP-MS.Formanymetalsandmetalloids,analysisbyICP-MSmaybeadvantageous,whencomparedtomethodssuchasICPatomicemissionspectrometry,duetoitssensitivityandthepresenceoffewerspectralinterferences.Theanalysisresultscanbeusedfortheassessmentofworkplaceexposurestometalsandmetalloidsinworkplaceair.1.1Thisstandardtestmethodspecifiesaprocedureforsamplepreparationandanalysisofairborneparticulatematterforthecontentofmetalsandmetalloidsinworkplaceairsamplesusinginductivelycoupledplasmax2013;massspectrometry(ICP-MS).1.2ThisstandardtestmethodassumesthatsampleswillhavebeencollectedinaccordancewithTestMethodD7035.1.3ThisstandardtestmethodshouldbeusedbyanalystsexperiencedintheuseofICP-MS,theinterpretationofspectralandmatrixinterferencesandproceduresfortheircorrection.1.4Thisstandardtestmethodspecifiesanumberofalternativemethodsforpreparingtestsolutionsfromsamplesofairborneparticulatematter.Oneofthespecifiedsamplepreparationmethodsisapplicabletothemeasurementofsolublemetalormetalloidcompounds.Otherspecifiedmethodsareapplicabletothemeasurementoftotalmetalsandmetalloids.1.5Itistheuser''sresponsibilitytoensurethevalidityofthestandardmethodforfiltersofuntestedmatrices.1.6Table1providesanon-exclusivelistofmetalsandmetalloidsforwhichoneormoreofthesampledissolutionmethodsspecifiedinthisdocumentisapplicable.1.7Thisstandardtestmethodisnotapplicabletocompoundsofmetalsandmetalloidsthatarepresentinthegaseousorvaporstate.1.8NodetailedoperatinginstructionsareprovidedbecauseofdifferencesamongvariousmakesandmodelsofsuitableICP-MSinstruments.Instead,theanalystshallfollowtheinstructionsprovidedbythemanufactureroftheparticularinstrument.Thistestmethoddoesnotaddresscomparativeaccuracyofdifferentdevicesortheprecisionbetweeninstrumentsofthesamemakeandmodel.1.9ThevaluesstatedinSIunitsaretoberegardedasstandard.1.10Thisstandardtestmethodcontainsnotesthatareexplanatoryandarenotpartofthemandatoryrequirementsofthemethod.1.11Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z15
【国际标准分类号】:13_040_30
【页数】:24P.;A4
【正文语种】:英语



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