ASTM E1924-1997(2004) 生物荧光双鞭甲藻毒性试验的标准指南

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【英文标准名称】:StandardGuideforConductingToxicityTestswithBioluminescentDinoflagellates
【原文标准名称】:生物荧光双鞭甲藻毒性试验的标准指南
【标准号】:ASTME1924-1997(2004)
【标准状态】:现行
【国别】:
【发布日期】:1997
【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】:E47.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:抑制;毒性试验;暗相;双鞭甲藻;光输出;生物荧光
【英文主题词】:bioluminescence;darkphase;dinoflagellate;GonyaulaxPloyedra;inhibition;lightoutput;Pyrocystislanula;toxicitytest
【摘要】:Protectionofaquaticspeciesrequirespreventionofunacceptableeffectsonpopulationsinnaturalhabitats.Toxicitytestsareconductedtoprovidedatatopredictwhatchangesinviablenumbersofindividualspeciesmightresultfromsimilarexposureinthenaturalhabit.Informationmightalsobeobtainedontheeffectsofthematerialonthehealthofotherspecies.Bioluminescentdinoflagellatesrepresentanimportanteucaryoticgroupwhicharewidelydistributedintheoceanicenvironment.1.1Thisguidecoverstwodistinctprocedures,basedonsimilarprinciples,forobtainingdataconcerningtheadverseeffectsofatestmaterial(addedtodilutionwater)onoceanicbioluminescentdinoflagellates.1.1.1Theendpointforbothproceduresisbasedonameasurablereductionorinhibitioninlightoutputfromthedinoflagellates.Bothproceduresaresimilarinthatwhenbioluminescentdinoflagellatesareexposedtotoxicants,ameasurablereductioninbioluminescenceisobservedfromtheircellsfollowingmechanicalstimulationwhencomparedtocontrolcells.Inthefirstprocedure,cellsofthebioluminescentdinoflagellateGonyaulaxpolyedracanbetestedoverarangeofuptosevendaysofexposure(orlonger)toatoxicant.Thesecondprocedureusesanotherspecies,Pyrocystislunula,fora4htest.1.2Bothprocedurescanmeasurethetoxiceffectsofmanychemicals,variousmarineandfreshwatereffluents,antifoulingcoatings,leachates,andsedimentstobioluminescentdinoflagellates(1-5).Compoundswithlowwatersolubilitysuchaslargeorganicmoleculesmaybesolubilizedwithmethanol,ethanol,andacetonesolventsfortesting(4)(seeGuideE729).1.3AnIC50inlightoutput(bioluminescence)istherecommendedendpoint(1).However,percentinhibitionofbioluminescenceisanappropriateendpointinsomecases(5).1.4Othermodificationsoftheseproceduresmightbejustifiedbyspecialneedsorcircumstances.Althoughusingappropriateproceduresismoreimportantthanfollowingprescribedprocedures,resultsoftestsconductedusingunusualproceduresarenotlikelytobecomparabletoresultsofothertests.Comparisonofresultsobtainedusingmodifiedandunmodifiedversionsoftheseproceduresmightprovideusefulinformationconcerningnewconceptsandproceduresforconductingacuteandchronictests.1.5ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z04
【国际标准分类号】:11_120_01
【页数】:12P.;A4
【正文语种】:


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【英文标准名称】:Buildingservicespiping
【原文标准名称】:建筑物服务管道
【标准号】:ASMEB31.9-1996
【标准状态】:作废
【国别】:美国
【发布日期】:1996
【实施或试行日期】:
【发布单位】:美国机械工程师协会(ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:管道连接件;材料;管;管道;尺寸;试验;定义;定义;压力管;材料规范;阀门;调查;建筑物服务设施;设计
【英文主题词】:testing;materials;surveys;pipelines;pipes;definition;materialsspecification;definitions;buildingservices;design;valves;pressurepipes;pipeconnector;dimensions
【摘要】:
【中国标准分类号】:P94
【国际标准分类号】:91_140_01
【页数】:99P;A4
【正文语种】:英语


【英文标准名称】:Aerospaceseries-Elementsofelectricalandopticalconnection;testmethods-Part414:Unmatingoflanyardreleaseconnectors;GermanversionEN2591-414:1998
【原文标准名称】:航空航天系列.电气和光学仪器连接元件.试验方法.第414部分:短索分离连接器的断开
【标准号】:EN2591-414-1998
【标准状态】:现行
【国别】:
【发布日期】:1998-10
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;电力设备;电气元件;飞行器部件;航天运输;试验持续时间;航空航天运输;电插头;紧固件;触点;插销;光学的;航空运输;电驱动装置;分离;设备
【英文主题词】:Aerospacetransport;Airtransport;Aircraftcomponents;Contact;Contactconnection;Electricconnectors;Electricplugs;Electricalcomponents;Electricalinstallations;Electrically-operateddevices;Equipment;Fasteners;Functionalreliability;Latches;Optical;Resistance;Separation;Spacetransport;Tensileforce;Testduration;Testing;Unlocking
【摘要】:
【中国标准分类号】:V20
【国际标准分类号】:49_060
【页数】:6P.;A4
【正文语种】:英语