标准资料网-标准资料免费资源平台

【英文标准名称】:Sterilizationofmedicaldevices-Microbiologicalmethods-Part1:Determinationofapopulationofmicroorganismsonproducts;TechnicalCorrigendum1
【原文标准名称】:医疗设备灭菌.微生物法.第1部分:产品上微生物群落的测定.技术勘误1
【标准号】:ISO11737-1TechnicalCorrigendum1-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-05
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC198
【标准类型】:()
【标准水平】:()
【中文主题词】:细菌纲;细菌计数;细菌学质量;特征;污染;计数;测定;估计;卫生学;检验;医疗设备;医疗器械;医疗产品;医学科学;微生物分析;微生物;包装件;群落;质量保证;质量管理;原材料;安全;规范(验收);无菌的;无菌;灭菌(卫生);证实
【英文主题词】:Bacteria;Bacterialcount;Bacteriologicalquality;Characteristics;Contamination;Counting;Determination;Estimation;Hygiene;Inspection;Medicaldevices;Medicalequipment;Medicalinstruments;Medicalproducts;Medicalsciences;Microbiologicalanalysis;Microorganisms;Packages;Population;Qualityassurance;Qualitymanagement;Rawmaterials;Safety;Specification(approval);Sterile;Sterility;Sterilization(hygiene);Validation
【摘要】:ThisstandardisSterilizationofmedicaldevices-Microbiologicalmethods-Part1:Determinationofapopulationofmicroorganismsonproducts;TechnicalCorrigendum1
【中国标准分类号】:C47
【国际标准分类号】:07_100_10;11_080_01
【页数】:1P;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforMeasuringTraceElementsinWaterbyGraphiteFurnaceAtomicAbsorptionSpectrophotometry
【原文标准名称】:用石墨炉原子吸收分光光度测定法测量水中痕量元素的标准实施规范
【标准号】:ASTMD3919-2004
【标准状态】:现行
【国别】:
【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】:D19.05
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:水;含量测定;测量;原子吸收分光光度测定法;工艺
【英文主题词】:elements;graphitefurnaceatomicabsorption;water
【摘要】:Elementalconstituentsinpotablewater,receivingwater,andwastewaterneedtobeidentifiedforsupportofeffectivepollutioncontrolprograms.Currently,oneofthemostsensitiveandpracticalmeansformeasuringlowconcentrationsoftraceelementsisbygraphitefurnaceatomicabsorptionspectrophotometry.1.1Thispracticecoversthegeneralconsiderationsforthequantitativedeterminationoftraceelementsinwaterandwastewaterbygraphitefurnaceatomicabsorptionspectrophotometry.Furnaceatomizersareamostusefulmeansofextendingdetectionlimits;however,thepracticeshouldonlybeusedatconcentrationlevelsbelowtheoptimumrangeofdirectflameaspirationatomicabsorptionspectrophotometry.Becauseofdifferencesbetweenvariousmakesandmodelsofsatisfactoryinstruments,nodetailedoperatinginstructionscanbeprovidedforeachinstrument.Instead,theanalystshouldfollowtheinstructionsprovidedbythemanufacturerofaparticularinstrument.1.2Wavelengths,estimateddetectionlimits,andoptimumconcentrationrangesaregivenintheindividualmethods.Rangesmaybeincreasedordecreasedbyvaryingthevolumeofsampleinjectedortheinstrumentalsettingsorbytheuseofasecondarywavelength.Samplescontainingconcentrationshigherthanthosegivenintheoptimumrangemaybedilutedoranalyzedbyothertechniques.1.3Thistechniqueisgenerallynotapplicabletobrinesandseawater.Specialtechniquessuchasseparationofthetraceelementsfromthesalt,carefultemperaturecontrolthroughrampingtechniques,ormatrixmodificationmaybeusefulforthesesamples.1.4Theanalystisencouragedtoconsulttheliteratureasprovidedbytheinstrumentmanufactureraswellasvarioustradejournalsandscientificpublications.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z16
【国际标准分类号】:
【页数】:8P.;A4
【正文语种】: