【英文标准名称】:StandardTestMethodforGlycolImpuritiesinMono-,Di-,Tri-andTetraethyleneGlycol(GasChromatographicMethod)
【原文标准名称】:一、二、三和四甘醇中甘醇杂质的标准试验方法(气相色谱法)
【标准号】:ASTME2409-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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】:E15.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:monoethyleneglycol;diethyleneglycol;triethyleneglycol;tetraethyleneglycol;gaschromatographic;Diethyleneglycol;Gaschromatography(GC);Glycolimpurities;Monoethyleneglycol(MEG);Tetraethyleneglycol;Triethyleneglycol
【摘要】:Knowledgeoftheimpuritiesisrequiredtoestablishwhethertheproductmeetstherequirementsofitsspecifications.1.1ThistestmethoddescribesthegaschromatographicdeterminationofglycolimpuritiesinMono-,Di-Tri-andTetraethyleneGlycol(MEG,DEG,TEGandTeEG)intherangeof5to3000mg/kg.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3ReviewthecurrentMaterialSafetyDataSheets(MSDS)fordetailedinformationconcerningtoxicity,firstaidprocedures,andsafetyprecautions.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G16
【国际标准分类号】:71_040_50
【页数】:10P.;A4
【正文语种】:英语


【英文标准名称】:Paintsandvarnishes-Exposureofcoatingstoartificialweathering-ExposuretofluorescentUVlampsandwater(ISO11507:2007);EnglishversionofDINENISO11507:2007-05
【原文标准名称】:涂料和清漆.涂层暴露于人工风蚀.暴露于荧光紫外灯和水
【标准号】:DINENISO11507-2007
【标准状态】:现行
【国别】:德国
【发布日期】:2007-05
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:老化;老化稳定性;人工照明;人工气候环境试验;涂层材料;涂层;冷凝;定义;荧光的;荧光辐射;辐照度;潮气;涂料;光线疗法;耐力;抽样方法;喷雾试验;喷射;试验室;试验设备;测试;试验条件;紫外线辐射;紫外线辐射阻抗;紫外的;清漆;水;耐老化;风化;耐气候老化
【英文主题词】:
【摘要】:ThisInternationalStandardspecifiesexposureconditionsforpaintcoatingsexposedtoartificialweatheringinapparatusincludingfluorescentUVlampsandcondensationorwaterspray.Theeffectsofweatheringareevaluatedseparatelybycomparativetestingofchosenparameters.NOTETheultravioletlightproducedbyfluorescentlampssimulatesonlypartoftheUVregionofnaturalsunlightand,consequently,thetestpiecesaresubjectedtoasmallbutdestructiveportionofthespectrum.Duetothelackofvisibleandinfra-redenergyinthelightfromsuchUVlampscomparedtosunlight,thetestpiecesarenotheatedabovethetemperatureofthesurroundingairinthewayinwhichtheywouldbeinpracticaluse.
【中国标准分类号】:G51
【国际标准分类号】:87_040
【页数】:18P.;A4
【正文语种】:英语