DIN EN 15196-2006 水质.生态质量评定用摇蚊的蛹空壳(双翅目)的抽样和处理指南
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【英文标准名称】:Waterquality-GuidanceonsamplingandprocessingofthepupalexuviaeofChironomidae(OrderDiptera)forecologicalassessment;EnglishversionofDINEN15196:2006-10
【原文标准名称】:水质.生态质量评定用摇蚊的蛹空壳(双翅目)的抽样和处理指南
【标准号】:DINEN15196-2006
【标准状态】:现行
【国别】:德国
【发布日期】:2006-10
【实施或试行日期】:
【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】:水生生物学;生物分析和试验;生物试验;稳定性(机械性能);数据分析;定义;生态学;生态系统;调查方法;调查;幼虫;污染控制;质量保证;质量控制;河流;流水;抽样方法;地表水;处理;水质分析;水污染;水常规;水质;水质试验;水域
【英文主题词】:
【摘要】:ThisguidancestandardspecifiesequipmentandproceduresforcollectingfloatingpupalexuviaeofChironomidaefromaquatichabitats;riversfromsourcetoestuary,canals,ponds,lakesandseacoasts.Guidanceinpreparingspecimensforsubsequentidentificationisprovided.Thesesamplesproviderepresentativedataonrelativespeciesabundance,suitablefornumericalanalysis,classificationandmonitoringofenvironmentalconditions.
【中国标准分类号】:Z16
【国际标准分类号】:13_060_70
【页数】:13P.;A4
【正文语种】:英语
【英文标准名称】:TestMethodforSoundAbsorptionandSoundAbsorptionCoefficientsbytheReverberationRoomMethod
【原文标准名称】:用混响室法测定吸声及吸声系数的试验方法
【标准号】:ASTMC423-1999
【标准状态】:作废
【国别】:美国
【发布日期】:1999
【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】:系数;混响室法;建筑声学;试验;声学
【英文主题词】:buildingacoustics;reverberationroommethod;acoustics;testing;coefficient
【摘要】:
【中国标准分类号】:A59
【国际标准分类号】:91_120_20
【页数】:
【正文语种】:英语
【英文标准名称】:StandardTestMethodforOn-LineMeasurementofResidueAfterEvaporationofHigh-PurityWater
【原文标准名称】:在线测量高纯度水蒸发后残留物的标准试验方法
【标准号】:ASTMD5544-2005
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:D19.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:半导体;试验;污染;高;残留物;水
【英文主题词】:high-puritywater;nonvolatileresidue;residueafterevaporation
【摘要】:Evenso-calledhigh-puritywaterwillcontaincontaminants.Whilenotalwayspresent,thesecontaminantsmaycontributeoneormoreofthefollowing:dissolvedactiveionicsubstancessuchascalcium,magnesium,sodium,potassium,manganese,ammonium,bicarbonates,sulfates,nitrates,chlorideandfluorideions,ferricandferrousions,andsilicates;dissolvedorganicsubstancessuchaspesticides,herbicides,plasticizers,styrenemonomers,deionizationresinmaterial;andcolloidalsuspensionssuchassilica.Whilethistestmethodfacilitatesthemonitoringofthesecontaminantsinhigh-puritywater,inrealtime,withoneinstrument,thistestmethodisnotcapableofidentifyingthevarioussourcesofresiduecontaminationordetectingdissolvedgasesorsuspendedparticles.Thistestmethodiscalibratedusingweighedamountsofanartificialcontaminant(potassiumchloride).Thedensityofpotassiumchlorideisreasonablytypicalofcontaminantsfoundinhigh-puritywater;however,theresponseofthistestmethodisclearlybasedonaresponsetopotassiumchloride.Theresponsetoactualcontaminantsfoundinhigh-puritywatermaydifferfromthetestmethodrsquo;calibration.Thistestmethodisnotdifferentfrommanyotheranalyticaltestmethodsinthisrespect.Togetherwithothermonitoringmethods,thistestmethodisusefulfordiagnosingsourcesofRAEinultra-purewatersystems.Inparticular,thistestmethodcanbeusedtodetectleakagessuchascolloidalsilicabreakthroughfromtheeffluentofaprimaryanionormixed-beddeionizer.Inaddition,thistestmethodhasbeenusedtomeasuretherinse-uptimefornewliquidfiltersandhasbeenadaptedforbatch-typesampling(thisadaptationisnotdescribedinthistestmethod).Obtaininganimmediateindicationofcontaminationinhigh-puritywaterhassignificancetothoseindustriesusinghigh-puritywaterformanufacturingcomponents;productioncanbehaltedimmediatelytocorrectacontaminationproblem.Thebiomedicalandpower-generatingindustrieswillalsobenefitfromthisinformation.1.1Thistestmethodcoversthedeterminationofdissolvedorganicandinorganicmatterandcolloidalmaterialfoundinhigh-puritywaterusedinthesemiconductor,aerospace,andotherindustries.Thismaterialisreferredtoasresidueafterevaporation(RAE).Therangeofthetestmethodisfrom0.1g/L(ppb)to20mg/L(ppm).1.2Thistestmethodusesacontinuous,realtimemonitoringtechniquetomeasuretheconcentrationofRAE.Apressurizedsampleofhigh-puritywaterissuppliedtothetestmethod''sapparatuscontinuouslythroughultra-cleanfittingsandtubing.Contaminantsfromtheatmospherearethereforepreventedfromenteringthesample.GeneralinformationonthetestmethodandaliteraturereviewonthecontinuousmeasurementofRAEhasbeenpublished.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardsstatements,seeSection8.
【中国标准分类号】:Z16
【国际标准分类号】:71_040_40
【页数】:9P.;A4
【正文语种】:
