【英文标准名称】:StandardTestMethodforExtractableMatterinTextiles
【原文标准名称】:纺织材料中可萃取物的试验方法
【标准号】:ASTMD2257-1998(2004)
【标准状态】:现行
【国别】:
【发布日期】:1998
【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】:D13.51
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:纺织试验;试验;纺织材料;元部件;纱
【英文主题词】:extractablematter;fabric;textilefabric;textilestrand
【摘要】:Thistestmethodmaybeusedforacceptancetestingofcommercialshipments.5.1.1Incaseofadisputearisingfromdifferencesinreportedtestresultsusingthistestmethodforacceptancetestingofcommercialshipments,thepurchaserandthesuppliershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweenthelaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimenswhichareashomogeneousaspossibleandwhicharefromalotofmaterialofthetypeinquestion.Thetestspecimensshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.Theaverageresultsfromthetwolaboratoriesshouldbecomparedusingappropriatestatisticalanalysisandaprobabilitylevelchosenbythetwopartiesbeforethetestingbegins.Ifabiasisfound,eitheritscausemustbefoundandcorrected,orthepurchaserandsuppliermustagreetointerpretfuturetestresultswithconsiderationtotheknownbias.Thistestmethodisusedforthedeterminationoftheamountsofnaturallypresentoilyorwaxyimpuritiesthathavenotbeencompletelyremovedfromtextilesmadefromanimalfibers,andforthedeterminationoftheamountsofoilyorwaxyfinishingmaterialsappliedtorawmaterialsortextilesduringmanufacture.See3.1.1,extractablematter.Thetestmethodmaybeusedasastepinthedeterminationofthecommercialweightoffiber,yarn,andtextileshipments.TheInternationalWoolTextileOrganizationspecifiestheuseofahalogenatedhydrocarbon,dichloromethane,alsocalledmethylenechloride(CH2Cl2)insteadofthesolventspecifiedinthistestmethod(IWTO-10-62(E)).Extractablesbymasslossisfrequentlyusedfortextileswhichhavearelativelylargeamountofextractablematerialtoeffectasignificantmasschange.1.1Thistestmethodcoversaprocedurefordeterminingtheextractablematerialonmostfibers,yarns,andfabrics.Threeoptionsareincluded.Option1usesheatandSoxhletextractionapparatus.Option2usesroomtemperatureandextractionfunnels.Option3useseitherOption1orOption2extractionbutprovidesforcalculationofextractablematterfromthelossinmassofthematerialduetotheextractionratherthantheextractablematterresidue.Note1Otherstandardsforthedeterminationofextractablematterintextilesmadeofspecificfibersinclude:SpecificationD541,SpecificationD681,andTestMethodD1574.1.1.1Thesolventsforuseinthismethodareanysolventsthatthepartyorpartiesconcernedagreedon;suchas,HalogenatedHydrocarbon(HH)chloroform,tetrachloroethane,alcohol.1.1.2Thistestmethodmaynotextractcross-linkedfinishesorresinswhichmaybeonthetextile.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SeeSections6and7.
【中国标准分类号】:W04
【国际标准分类号】:59_080_20
【页数】:5P.;A4
【正文语种】:


【英文标准名称】:Generallighting-LEDsandLEDmodules-Termsanddefinitions
【原文标准名称】:普通照明.发光二极管和发光二极管模块.术语和定义
【标准号】:IEC/TS62504-2011
【标准状态】:现行
【国别】:国际
【发布日期】:2011-03
【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/SC34A
【标准类型】:()
【标准水平】:()
【中文主题词】:镇流器;定义(术语);电气工程;电气安全性;普通照明;发光二极管(LED);发光二极管;照明设备;照明系统;灯具;模数;安全性;术语学
【英文主题词】:Ballasts;Definitions;Electricalengineering;Electricalsafety;Generallightings;LED;Light-emittingdiodes;Lightingequipment;Lightingsystems;Luminaires;Modules;Safety;Terminology
【摘要】:
【中国标准分类号】:L53
【国际标准分类号】:01_040_29;29_140_20;29_140_99
【页数】:29P;A4
【正文语种】:英语