ISO 13395-1996 水质用流动分析(CFA和FIA)和光谱检测法测定水中亚硝酸盐氮和硝酸盐氮及二者的总量
时间:2024-05-03 22:44:21 来源: 标准资料网 作者：标准资料网 阅读：9744
【英文标准名称】:Waterquality-Determinationofnitritenitrogenandnitratenitrogenandthesumofbothbyflowanalysis(CFAandFIA)andspectrometricdetection
【原文标准名称】:水质用流动分析(CFA和FIA)和光谱检测法测定水中亚硝酸盐氮和硝酸盐氮及二者的总量
【标准号】:ISO13395-1996
【标准状态】:现行
【国别】:国际
【发布日期】:1996-07
【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/TC147
【标准类型】:()
【标准水平】:()
【中文主题词】:流量分析;亚硝酸盐;水质;化学分析和试验;光谱测定法;含量测定;水污染;亚硝酸氮;硝酸盐含量
【英文主题词】:Chemicalanalysisandtesting;Determinationofcontent;Flowanalysis;Nitratecontents;Nitrates;Nitritenitrogen;Nitrites;Spectrometry;Testing;Wateranalysis;Waterpollution;Waterquality
【摘要】:ThisInternationalStandardspecifiesamethodforthedeterminationofnitrite(N)(seenote2),nitrate(N)orthesumofboth[nitrite/nitrate(N)],invarioustypesofwaters(suchasground,drinking,surface,andwastewaters)inmassconcentrationsrangingfrom0,01mg/lto1mg/lfornitrite(N)andfrom0,2mg/lto20mg/lfornitrite/nitrate(N),bothintheundilutedsample.Therangeofapplicationcanbechangedbyvaryingtheoperatingconditions.NOTES1Seawatermaybeanalysedwithchangesinrespecttosensitivityandadaptationofthecarriersolutionandcali-brationsolutionstothesalinityofthesamples.2ThefollowingconcisetermsareusedinthetextofthisInternationalStandard:nitrite(N):(massconcentrationof)nitrite,expressedasnitrogennitrate(N):(massconcentrationof)nitrate,expressedasnitrogennitrite/nitrate(N):(massconcentrationof)thesumofnitrite(N)andnitrate(N)
【中国标准分类号】:Z16
【国际标准分类号】:13_060_50
【页数】:18P.;A4
【正文语种】:英语
【英文标准名称】:Testforflammabilityofplasticmaterialsforpartsindevicesandappliances
【原文标准名称】:设备和器具部件用塑料材料易燃性的试验
【标准号】:UL94-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009-06
【实施或试行日期】:
【发布单位】:美国保险商实验所(US-UL)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:1.1Theserequirementscovertestsforflammabilityofpolymericmaterialsusedforpartsindevicesandappliances.Theyareintendedtoserveasapreliminaryindicationoftheiracceptabilitywithrespecttoflammabilityforaparticularapplication.1.1revisedJune2,20061.2ThemethodsdescribedinthisStandardinvolvestandardsizespecimensandareintendedtobeusedsolelytomeasureanddescribetheflammabilitypropertiesofmaterials,usedindevicesandappliances,inresponsetoasmallopenflameorradiantheatsourceundercontrolledlaboratoryconditions.1.2revisedJune2,20061.2.1ThetestsintheStandardforTestsforFlammabilityofSmallPolymericComponentMaterialsshouldbeusedtoevaluatesmallcomponentswhichcontainmaterialsthatcannotbefabricatedintostandardizedspecimensintheminimumusethicknessandsubjectedtoapplicablepreselectiontestsinUL94.TestproceduresinUL1694areapplicabletosmallcomponentswithanoverallvolumeoflessthan2500mm3(0.15in3).UL1694isgenerallynotapplicabletosmallcomponentswithanoverallvolumegreaterthan2500mm3(0.15in3).1.2.1addedJune2,20061.3Thefinalacceptanceofthematerialisdependentuponitsuseincompleteequipmentthatconformswiththestandardsapplicabletosuchequipment.Theflammabilityclassificationrequiredofamaterialisdependentupontheequipmentordeviceinvolvedandtheparticularuseofthematerial.Theperformancelevelofamaterialdeterminedbythesemethodsshallnotbeassumedtocorrelatewithitsperformanceinend-useapplication.Theactualresponsetoheatandflameofmaterialsdependsuponthesizeandform,andalsoontheend-useoftheproductusingthematerial.Assessmentofotherimportantcharacteristicsintheend-useapplicationincludes,butisnotlimitedto,factorssuchaseaseofignition,burningrate,flamespread,fuelcontribution,intensityofburning,andproductsofcombustion.1.3revisedJune2,20061.4Iffoundtobeappropriate,therequirementsareappliedtoothernonmetallicmaterials.1.4revisedJune10,19971.5Thesetests,withtheexceptionoftheRadiantPanelTestinSection10,arenotapplicabletotheevaluationofpartswherethethicknessexceeds13.0mmorwherethesurfaceareaexceeds1m2.Theserequirementsdonotcoverpolymericmaterialswhenusedforbuildingconstruction,finishing,orcontentssuchaswallandfloorcoverings,furnishings,decorativeobjectsandsoforth.Inaddition,thefireresistance(intermsofanhourlyrating),flamespread,smokecharacterization,andheatreleaserateisnotevaluated.Otherfiretestsexistandshallbeusedtoevaluatetheflammabilityofmaterialsintheintendedend-use-productconfiguration.1.5revisedJune2,2006
【中国标准分类号】:G31
【国际标准分类号】:
【页数】:58P.;A4
【正文语种】:英语
【英文标准名称】:Luminaires-Part2:Particularrequirements;Section19:Air-handlingluminaires(safetyrequirements);AmendmentA2(IEC60598-2-19:1981/A2:1997);GermanversionEN60598-2-19/A2:1998
【原文标准名称】:灯具.第2部分:特殊要求.第19节:气导灯具(安全性要求).修改件A2
【标准号】:DINEN60598-2-19/A2-1999
【标准状态】:现行
【国别】:德国
【发布日期】:1999-04
【实施或试行日期】:1999-04-01
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:规范(验收);作标记;检验;照明系统;安全;照明设备;试验;空气传导;通风;定义;荧光灯;管状;安全要求;灯具;试验要求;分类;卫生和安全要求;检验规范
【英文主题词】:
【摘要】:
【中国标准分类号】:K73
【国际标准分类号】:29_140_40
【页数】:4P;A4
【正文语种】:德语