【英文标准名称】:StandardPracticesforPreparationofSampleContainersandforPreservationofOrganicConstituents
【原文标准名称】:样品容器的准备及有机成份保存的规程
【标准号】:ASTMD3694-1996(2004)
【标准状态】:现行
【国别】:
【发布日期】:1996
【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】:D19.06
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:工艺;水;准备;容器;保存
【英文主题词】:organicconstituents;samplecontainers;samplepreservation
【摘要】:Therearefourbasicstepsnecessarytoobtainmeaningfulanalyticaldata:preparationofthesamplecontainer,sampling,samplepreservation,andanalysis.Infactthesefourbasicstepscomprisetheanalyticalmethodandforthisreasonnostepshouldbeoverlooked.Althoughthesignificanceofpreservationisdependentuponthetimebetweensamplingandtheanalysis,unlesstheanalysisisaccomplishedwithin2haftersampling,preservationispreferredandusuallyrequired.1.1Thesepracticescoverthevariousmeansof(1)preparingsamplecontainersusedforcollectionofwaterstobeanalyzedfororganicconstituentsand(2)preservationofsuchsamplesfromthetimeofsamplecollectionuntilthetimeofanalysis.1.2Thesamplepreservationpracticeisdependentuponthespecificanalysistobeconducted.SeeSection9forpreservationpracticeslistedwiththecorrespondingapplicablegeneralandspecificconstituenttestmethod.ThepreservationmethodforwaterborneoilsisgiveninPracticeD3325.Useoftheinformationgivenhereinwillmakeitpossibletochoosetheminimumnumberofsamplepreservationpracticesnecessarytoensuretheintegrityofasampledesignatedformultipleanalysis.Forfurtherconsiderationsofsamplepreservation,seetheManualonWater.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,see6.7,6.24,and8.1.3.
【中国标准分类号】:A80
【国际标准分类号】:71_040_20
【页数】:7P.;A4
【正文语种】:


Product Code:SAE AMS5115
Title:Wire, Carbon Steel, 0.60 - 0.75C, Hardened and Tempered (NONCURRENT)
Issuing Committee:Ams E Carbon And Low Alloy Steels Committee
Scope:This specification covers a carbon steel in the form of wire supplied as coils of wire or as finished springs. Primarily for springs, such as valve springs, subject to moderate stresses and requiring good fatigue properties.