ASTM D 4427-2007 用实验室测试法对泥炭样品的标准分类
作者:标准资料网 时间:2024-05-18 16:17:49 浏览:8445
来源:标准资料网
【英文标准名称】:StandardClassificationofPeatSamplesbyLaboratoryTesting
【原文标准名称】:用实验室测试法对泥炭样品的标准分类
【标准号】:ASTMD4427-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007
【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】:分类系统;建筑;施工材料;实验室测试;泥炭;土壤;试样
【英文主题词】:Classificationsystems;Construction;Constructionmaterials;Laboratorytesting;Peat;Soils;Testspecimens
【摘要】:
【中国标准分类号】:B10
【国际标准分类号】:65_080
【页数】:3P;A4
【正文语种】:英语
【英文标准名称】:Fibre-reinforcedplastics-Methodsofproducingtestplates-Part4:mouldingofprepregs-Amendment1.
【原文标准名称】:纤维增强式塑料制品.试验板的生产方法.第4部分:预浸坯成型.修改件1
【标准号】:NFT57-153-4/A1-2011
【标准状态】:现行
【国别】:法国
【发布日期】:2011-03-01
【实施或试行日期】:2011-03-16
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:人造树脂;纤维增强的;玻璃纤维增强塑料;叠层板材;模制;塑料;预浸料坯;规范(验收);试样制备;试样
【英文主题词】:Artificialresins;Fibrereinforced;Glass-fibrereinforcedplastics;Laminates;Moulding(process);Plastics;Prepreg;Specification(approval);Specimenpreparation;Testspecimens
【摘要】:
【中国标准分类号】:
【国际标准分类号】:83_120
【页数】:7P;A4
【正文语种】:其他
【英文标准名称】:StandardTestMethodforDeterminingtheVirus-EliminatingEffectivenessofHygienicHandwashandHandrubAgentsUsingtheFingerpadsofAdults
【原文标准名称】:使用成人用指垫测定卫生洗手和擦手剂的病毒清除效果的标准试验方法
【标准号】:ASTME1838-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:E35.15
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:adenovirus;cellculture;cytotoxicity;eluent;fingerpads;hepatitisAvirus;hygienichandwashing;hygienichandrubagent;infectioncontrol;influenzavirus;invivotesting;microbicidalsoap;rhinovirus;rotavirus;
【摘要】:Thisinvivoprocedureisdesignedtotesttheabilityofhygienichandwashandhandrubagentstoreducelevelsofselectedinfectiousvirusesfromexperimentallycontaminatedfingerpadsofadults.Sincethetwothumbpadsandalleightfingerpadscanbeusedinanygiventest,itallowsfortheincorporationofinputviruscontrol(two),virusremainingviableaftertheinoculumhasbeenallowedtodry(two),viruseliminatedaftertreatmentwithacontrolorreferencesolution(two),anduptofourreplicatestoassessthevirus-eliminatingefficiencyofthesubstanceundertest.Nomorethan100x03BC;Lofthevirussuspensionarerequiredtocompleteonetest.Theresultsoftestingwiththistestmethodmayformthebasisforfurthertestsusingasuitablewhole-handtestprotocol(forexample,TestMethodE2011).Thistestmethodisdesignedtobeperformedbyatrainedindividual,whoisresponsibleforchoosingtheappropriatehostsystemforthetestvirusandapplyingthetechniquesnecessaryforpropagationandmaintenanceofhostandtestvirus.Forareferencetext,refertoLennetteetal(8).Whereasthemethoddescribedhererelatestotestingwithvirusesofhumanorigin,itcanbereadilyadaptedtoworkwithanimalpathogenicvirusesaswellasbacteriophages.Standardmethodsforworkingwithbacteria(TestMethodE2276)andfungi(TestMethodE2613)arealsoavailable.Infectiousmicroorganismsleftonhandsafterwashingcanbereducedfurtherbydryingthewashedhandswithpaper,cloth,orwarmair(9).Astepforthedryingoffingerpadsafterexposuretothecontrolortestsubstance,therefore,hasnotbeenincludedtoavoidvirusremovalbythedryingprocessitself.Thistestmethodisnotmeantforusewithsurgicalhandscrubsorpreoperativeskinpreps.Thelevelofviablevirusoneachfingerpadafterthedryingoftheinoculumshouldnotbelessthan104infectiousunitswhichwouldpermitthedetectionofuptoa4log10reductionintheinfectivitytiterofthevirusbythetestsubstanceundertheconditionsofthistestmethod.1.1Humanskinisnotknowntocarryvirusesasapartofitsresidentmicrobiota.Handstransientlycontaminatedwithvirusescan,however,actasvehiclesforthespreadofmanytypesofviralinfections.Handhygieneismeanttoreducetheloadofvirusesandothertransientmicroorganismsonhands,therebyreducingtheriskofdiseasetransmission.Suchreductionsinthevirusloadmaybeduetoacombinationofvirusinactivationandmechanicalremovalofinfectiousvirusfromtheskin.1.2Thistestmethodisdesignedtodeterminethecomparativevirus-eliminatingeffectivenessofmicrobicidalornon-microbicidalformulations.Thistestmethodisnotmeantforusewithsurgicalhandscrubsorpreoperativeskinpreps.Note18212;Thetestmethodshouldbeperformedbypersonswithtraininginvirologyinfacilitiesdesignedandequippedforworkwithinfectiousagentsatbiosafetylevel2(6).1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddet......
【中国标准分类号】:Y43
【国际标准分类号】:11_080_01
【页数】:7P.;A4
【正文语种】:英语
