【英文标准名称】:Industrialautomationsystemsandintegration-Productdatarepresentationandexchange-Part1660:Applicationmodule:Datumdifferencebasedmodel
【原文标准名称】:工业自动化系统和集成.产品数据表示和交换.第1660部分:应用模块:基于数据显著性差异模型
【标准号】:ISO/TS10303-1660-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-03
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC184
【标准类型】:()
【标准水平】:()
【中文主题词】:应用;自动化;自动化系统;数据交换;数据表示;差值;工业产品;信息交换;信息技术;被测量值;过程自动化;产品数据;表示法;变化
【英文主题词】:Applications;Automation;Automationsystems;Dataexchange;Datarepresentation;Differences;Industrialproducts;Informationinterchange;Informationtechnology;Measuredvalue;Processautomation;Productdata;Representations;Variations
【摘要】:
【中国标准分类号】:N18
【国际标准分类号】:35_240_50
【页数】:8P;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforDeterminingtheUnreactedMonomerContentofLatexesUsingCapillaryColumnGasChromatography
【原文标准名称】:利用毛细管丛的气相色谱法对乳胶中未反应单体的试验方法
【标准号】:ASTMD4827-2003(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:D01.21
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:gaschromatography;gaschromatography(capillarycolumn);latexpaints;latexvehicles;monomer(unreacted);unreactedmonomercontent;Calibration--paints/relatedcoatingsanalysisinstrumentation;Gaschromatography(GC)--paints/relatedcoatings/materi
【摘要】:Excessiveamountsofunreactedmonomermaycauseconcernsrelatingtotoxicityandodor.Thistestmethodisdesignedtomeasuretheunreactedmonomercontentoflatexes.Theresultsmaybeusedtomonitortheextentofpolymerizationduringmanufacture,aswellastoestablishmaximumunreactedmonomercontentforregulatorypurposes.1.1Thistestmethodisforthedeterminationoftheunreactedmonomercontentofacryliclatexes.Monomersthathavebeensuccessfullydeterminedbythisprocedureincluden-butylmethacrylate,n-butylacrylate,styrene,andmethylmethacrylate.Thedeterminationofothermonomershasnotbeenevaluated,butthistestmethodisbelievedtobeapplicable.Theestablishedworkingrangeofthistestmethodisfrom100to1000x03BC;g/g,butthereisnoreasontobelieveitwillnotworkoutsideofthisrange,providedthatappropriatedilutionsandadjustmentsinspecimensizearemade.1.2Theunreactedmonomerinacryliclatexesisexpectedtochangewithtimeandenvironmentalfactors.Thistimedependenceofthedeterminationmaybeseenasanartificiallylargedeviationofresults,makingthetestmethodmostlyapplicableforin-housequalitycontrol,wheresamplingandanalysisconditionscanbebettercontrolled.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,seeSection7.
【中国标准分类号】:G38
【国际标准分类号】:
【页数】:4P.;A4
【正文语种】:英语