【英文标准名称】:StandardTestMethodforPartitionCoefficient(N-Octanol/Water)EstimationbyLiquidChromatography
【原文标准名称】:用液体色谱法估算分配系数(N-辛醇/水)的试验方法
【标准号】:ASTME1147-1992(2005)
【标准状态】:现行
【国别】:
【发布日期】:1992
【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】:E47.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:系数;污染控制;试验;危险物质;色谱法
【英文主题词】:
【摘要】:1.1Thistestmethoddescribesaprocedurefortheestimationofthelogoftheoctanol/waterpartitioncoefficient(logKow)ofchemicalsovertherangefrom0to8.1.2Thistestmethodusesanempiricallyderivedequationtorelatetheoctanol/waterpartitioncoefficienttoanexperimentallydeterminedretentiontimeonaliquidchromatographiccolumn.1.3ThistestmethodhasbeendesignedtoestimatelogKowvaluesforbothnon-ionizableandionizablecompounds.ThisisaccomplishedbybufferingtheliquidchromatographicsolventatapHthatwillforcethetestcompoundintoeitherthenon-ionizedorionizedform.1.4Thistestmethodrequiressomeknowledgeofthedetectorresponsetothechemicalbeingtested.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishsafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:A43
【国际标准分类号】:
【页数】:4P.;A4
【正文语种】:


【英文标准名称】:Low-voltageelectricalinstallations-Part7-704:Requirementsforspecialinstallationsorlocations-Constructionanddemolitionsiteinstallations
【原文标准名称】:低压电气设施.第7-704部分:特殊设施或场所的要求.建筑和拆除工地的设施
【标准号】:IEC60364-7-704-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-10
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC64
【标准类型】:()
【标准水平】:()
【中文主题词】:安全要求;建筑物;职业安全;电气工程;规范(验收);电气安全;安全工程;安全;电力设备;电气设备;建筑工地
【英文主题词】:Buildingsites;Buildings;Electricalengineering;Electricalequipment;Electricalinstallations;Electricalsafety;Occupationalsafety;Safety;Safetyengineering;Safetyrequirements;Specification(approval)
【摘要】:1Thespecialrequirementsofthissectionapplytotemporaryinstallationsprovidedfor:-worksofnewbuildingconstruction;-worksofrepair,alteration,extension,ordemolitionofexistingbuildings;-publicengineeringworks;-earthworks;-andsimilarworks.TherulesdonotapplytoinstallationscoveredbyIEC60621,ortootherinstallationswhereequipmentofasimilarnaturetothatusedinsurfaceminingapplicationsisinvolved.Partsofbuildingswhichundergostructuralalterations,suchasextension,majorrepairordemolition,areconsideredtobelikeconstructionsitesduringtheperiodofrelevantworks,totheextentthattheworknecessitatestheprovisionofatemporaryinstallation.Fortheadministrativelocationsofconstructionsites(offices,cloakrooms,meetingrooms,canteens,restaurants,dormitories,toilets,etc.)thegeneralrulesofParts1to6ofIEC60364apply.NOTE-Forspecialsituations,moresevererequirementsapply,e.g.Section706forrestrictiveconductivelocations5Inconstructionsites,fixedinstallationsarelimitedtotheassemblycomprisingthemaincontrolgearandtheprincipalprotectivedevices(see704-537).InstallationsontheloadsideareconsideredasmovableinstallationsexceptforpartswhicharedesignedaccordingtoChapter52:Wiringsystems.
【中国标准分类号】:P91
【国际标准分类号】:91_140_50
【页数】:26P;A4
【正文语种】:英语