【英文标准名称】:Designofarticlesthataretobecoated-Recommendationsforvitreousenamelcoatings
【原文标准名称】:层覆物品设计.第8部分:搪瓷覆层推荐标准
【标准号】:BS4479-8-1990
【标准状态】:现行
【国别】:英国
【发布日期】:1990-07-31
【实施或试行日期】:1990-07-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:精整;非金属覆层;喷涂;产品设计;化学成分;金属;粒状材料;钢;加工工艺;覆层工艺;铸铁;浸涂;薄板材;电解镀层;厚度;设计;陶瓷涂层;釉层
【英文主题词】:Cast-iron;Ceramiccoatings;Chemicalcomposition;Coatingprocesses;Design;Dipcoating;Electrodeposition;Finishes;Metals;Non-metalliccoatings;Particulatematerials;Productdesign;Productionprocesses;Sheetmaterials;Spraying(coating);Steels;Thickness;Vitreousenamel
【摘要】:Describesfourofthemostcommonlyusedmethodsofapplication,i.e.spraying,dipping,powdercoatingandelectrophoreticcoatingandillustratespreferredanddeprecateddesignfeatures.TobereadinconjunctionwithBS4479-1
【中国标准分类号】:A29
【国际标准分类号】:25_220_50
【页数】:20P.;A4
【正文语种】:英语


【英文标准名称】:StandardGuideforConductingStaticToxicityTestsWithLemnagibbaG3
【原文标准名称】:进行浮萍圆瘤G3的静态毒性试验的标准指南
【标准号】:ASTME1415-1991(2004)e1
【标准状态】:现行
【国别】:
【发布日期】:1991
【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】:导则;毒理测定
【英文主题词】:aquaticplants;aquatictoxicitytesting;duckweed;Lemnagibba
【摘要】:1.1Thisguidedescribesproceduresforobtaininglaboratorydataconcerningtheadverseeffectsofatextmaterialaddedtogrowthmediumonacertainspeciesofduckweed(LemnagibbaG3)duringa7-dayexposureusingthestatictechnique.Theseprocedureswillprobablybeusefulforconductingtoxicitytestswithotherspeciesofduckweedandotherfloatingvascularplants,althoughmodificationsmightbenecessary.1.2Specialneedsorcircumstancesmightalsojustifymodificationofthisstandard.Althoughusingappropriateproceduresismoreimportantthanfollowingprescribedprocedures,resultsoftestsconductedusingunusualproceduresarenotlikelytobecomparabletoresultsofmanyothertests.Comparisonofresultsobtainedusingmodifiedandunmodifiedversionsoftheseproceduresmightprovideusefulinformationconcerningnewconceptsandproceduresforconductingtestswithduckweed.1.3Theproceduresinthisguideareapplicabletomostchemicals,eitherindividuallyorinformulations,commercialproducts,orknownmixtures.WithappropriatemodificationstheseprocedurescanbeusedtoconducttestsontemperatureandpHandonsuchothermaterialsasaqueouseffluents(seealsoGuideE1192),leachates,oils,particulatematter,sedimentsandsurfacewaters.Theseproceduresdonotspecificallyaddresseffluentsbecausetodatethereislittleexperienceusingduckweedsineffluenttestingandsuchtestsmayposeproblemswithacclimationofthetestorganismstothereceivingwater.Statictestsmightnotbeapplicabletomaterialsthathaveahighoxygendemand,arehighlyvolatile,arerapidlybiologicallyorchemicallytransformedinaqueoussolution,orareremovedfromtestsolutionsinsubstantialquantitiesbythetestchambersororganismsduringthetest.1.4Resultsoftoxicitytestsperformedusingtheproceduresinthisguideshouldusuallybereportedintermsofthe7-dayIC50basedoninhibitionofgrowth.InsomesituationsitmightonlybenecessarytodeterminewhetheraspecificconcentrationunacceptablyaffectsthegrowthofthetestspeciesorwhethertheIC50isaboveorbelowaspecificconcentration.Anotherendpointthatmaybecalculatedisthenoobservedeffectconcentration(NOEC).1.5Thesectionsofthisguideappearasfollows:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofregulatorylimitationspriortouse.SpecifichazardstatementsaregiveninSection6.
【中国标准分类号】:C05
【国际标准分类号】:11_100_01
【页数】:10P.;A4
【正文语种】: