WH/T 16-2002 互联网上网服务营业场所计算机经营管理系统技术规范

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【英文标准名称】:StandardTestMethodsforEstimatingContributionofEnvironmentalTobaccoSmoketoRespirableSuspendedParticlesBasedonUVPMandFPM
【原文标准名称】:基于粒子紫外线吸收法(UVPM)和粒子荧光吸收法(FPM)评估环境烟草烟雾对可吸入悬浮颗粒物影响的标准试验方法
【标准号】:ASTMD5955-2002(2007)
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:D22.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:空气质量;FPM;吸入空气;烟;试验;烟草
【英文主题词】:environmentaltobaccosmoke(ETS);fluorescentparticulatematter(FPM);indoorairquality;respirablesuspendedparticles(RSP);ultravioletparticulatematter(UVPM)
【摘要】:1.1Thesetestmethodspertaintothesampling/analysisofrespirablesuspendedparticles(RSP)andtheestimationoftheRSPfractionattributabletoenvironmentaltobaccosmoke(ETS).ThesetestmethodsarebasedoncollectionoftotalRSPonamembranefilter,extractingthecollectedmaterialinmethanol,andmeasuringtotalultravioletabsorbanceorfluorescence,orboth,ofthisextract.Thecorrespondingmethodsofestimationaretermedultravioletparticulatematter(UVPM)andfluorescentparticulatematter(FPM),respectively.1.2Thesetestmethodsarecompatiblewith,butdonotrequirethedeterminationofsolanesol,whichisalsousedtoestimatethecontributionofETStoRSP(seeTestMethodD6271).1.3Thesamplingcomponentsconsistofapreweighed,1.0-mporesizepolytetrafluoroethylene(PTFE)membranefilterinafiltercassetteconnectedontheinletendtoaparticlesizeseparatingdeviceand,ontheoutletend,toasamplingpump.Thesetestmethodsareapplicabletopersonalandareasampling.1.4Thesetestmethodsarelimitedinsampledurationonlybythecapacityofthemembranefilter(about2000g).Thesetestmethodshavebeenevaluateduptoa24-hsampledurationwithaminimumsampledurationofatleast1h.1.5Limitsofdetection(LOD)andquantitation(LOQ)fortheUVPMtestmethodatasamplingrateof2L/minare,respectively,2.5g/m3and8.3g/m3fora1-hsampledurationand0.3g/m3and1.0g/m3foran8-hsampleduration.TheLODandLOQfortheFPMtestmethodatasamplingrateof2L/minare,respectively,1.4g/m3and4.7g/m3fora1-hsampledurationand0.2g/m3and0.6g/m3foran8-hsampleduration.1.6ThevaluesstatedinSIunitsaretoberegardedasstandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Specificprecautionaryinformationisgivenin13.6.
【中国标准分类号】:Z15
【国际标准分类号】:13_040_01
【页数】:9P.;A4
【正文语种】:


【英文标准名称】:StandardTestMethodforExtrusionRateandApplicationLifeofElastomericSealants
【原文标准名称】:弹性密封料的挤压率和使用寿命的标准试验方法
【标准号】:ASTMC603-2004
【标准状态】:现行
【国别】:美国
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:密封剂;弹性体;密封层(剂);试验;建筑材料;挤压成型
【英文主题词】:sealants;testing;buildingmaterials;sealant;extrusion;elastomers
【摘要】:
【中国标准分类号】:Q24
【国际标准分类号】:83_060;91_100_50
【页数】:2P;A4
【正文语种】:英语