ISO 16107-1999 车间空气扩散型采样器性能评估协议

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【英文标准名称】:Workplaceatmospheres-Protocolforevaluatingtheperformanceofdiffusivesamplers
【原文标准名称】:车间空气扩散型采样器性能评估协议
【标准号】:ISO16107-1999
【标准状态】:作废
【国别】:国际
【发布日期】:1999-09
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC146
【标准类型】:()
【标准水平】:()
【中文主题词】:工作地点;测量仪器;职业安全;空气质量;危险的可裂变物质;空气污染;气体分析;工作场所安全;符号;普及型取样器;规范(验收);效率;保健;偏差;扩散
【英文主题词】:
【摘要】:1ThisInternationalStandardcoverstheevaluationoftheperformanceofdiffusivesamplersofgasesandvapoursforuseoversamplingperiodsfrom4hto12h.Samplingperiodsofsuchdurationarethemostcommoninworkplacesampling.Givenasuitableexposurechamber,thisInternationalStandardcanbestraightforwardlyextendedtocoversamplersforuseoverothersamplingperiodsaswell.Theaimistoprovideaconcisesetofexperimentsforclassifyingsamplersprimarilyaccordingtoasinglenumericalvaluerepresentingsampleraccuracy.NOTEAccuracyestimatesrefertoconditionsofsamplerusewhicharenormallyexpectedinaworkplacesetting.Theseconditionsmaybecharacterizedbythetemperature,atmosphericpressure,humidityandambientwindspeed,noneofwhichmaybeconstantoraccuratelyknown.Furthermore,theaccuracyaccountsfordifficultyintheestimationoftime-weightedaveragesofconcentrationswhichmaynotbeconstantintime.Inadditiontoaccuracydetermination,amethodisprovidedtotestthesamplersforcompliancewiththemanufacturer'sstatedlimitsoncapacity,possiblyinthepresenceofinterferingcompounds.Amethodisgivenforclassificationofsamplersaccordingtotheircapabilitytodetectsituationsinwhichsamplercapacitymaybeexceeded.2ThisInternationalStandardisanextensionofpreviousresearchondiffusivesamplers[1-17]aswellasEN838.Essentialadvantagesaretheestimationofsampleraccuracyunderactualconditionsofuseandthereductionincostofsamplerevaluation.NOTEFurtheringthelatterpoint,knowledgeofsimilaritybetweenanalytesofinterestcanbeusedtoexpeditesamplerevaluation.Forexample,interpolationofdatacharacterizingthesamplingofanalytesatseparatedpointsofahomologousseriesofcompoundsisrecommended.Atpresenttheprocedurein[9]issuggested:Followingevaluationofasamplerinuseatasinglehomologousseriesmemberaccordingtothepresentpractice,highermolecularweightmemberswouldreceivepartialvalidationsconsideringsamplingrate,capacity,analyticalrecoveryandinterferences.
【中国标准分类号】:C66
【国际标准分类号】:13_040_30
【页数】:15P;A4
【正文语种】:英语