IEC/TR 62732-2012 显色和相关色温标示用三位码
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来源:标准资料网
【英文标准名称】:Three-digit-codefordesignationofcolourrenderingandcorrelatedcolourtemperature
【原文标准名称】:显色和相关色温标示用三位码
【标准号】:IEC/TR62732-2012
【标准状态】:现行
【国别】:国际
【发布日期】:2012-01
【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】:
【英文主题词】:Codes;Codification;Colourcodes;Colourdesignation;Colouroflight;Colourphysics;Colourrenderings;Designations;Electricalengineering;Lamps;Light
【摘要】:
【中国标准分类号】:A60
【国际标准分类号】:17_180_20;29_140
【页数】:6P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforTransitionTemperaturesandEnthalpiesofFusionandCrystallizationofPolymersbyDifferentialScanningCalorimetry
【原文标准名称】:用差示扫描量热法测定聚合物转变温度的标准试验方法
【标准号】:ASTMD3418-2008
【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】:D20.30
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:crystallization;crystallizationtemperature;differentialscanningcalorimetry(DSC);enthalpy;first-ordertransition;glasstransition;heatofcrystallization;heatoffusion;heatoftransition;melting;meltingtemperature;polymer;tran
【摘要】:Thermalanalysisprovidesarapidmethodformeasuringtransitionsduetomorphologicalorchemicalchanges,inapolymerasitisheated/cooledthroughaspecifiedtemperaturerange.Changeinspecificheatcapacity,heatflowandtemperaturevaluesaredeterminedforthesetransitions.Differentialscanningcalorimetryisusedtoassistinidentifyingspecificpolymers,polymeralloys,andcertainpolymeradditives,whichexhibitthermaltransitions.Chemicalreactionsthatcauseoraffectcertaintransitionshavebeenmeasuredwiththeaidofthistechnique;suchreactionsincludeoxidation,curingofthermosettingresins,andthermaldecomposition.Thistestmethodisusefulforspecificationacceptance,processcontrol,andresearch.1.1Thistestmethodcoversdeterminationoftransitiontemperaturesandenthalpiesoffusionandcrystallizationofpolymersbydifferentialscanningcalorimetry.Note18212;Trueheatsoffusionaretobedeterminedinconjunctionwithstructureinvestigation,andfrequently,specializedcrystallizationtechniquesareneeded.1.2Thistestmethodisapplicabletopolymersingranularformortoanyfabricatedshapefromwhichitispossibletocutappropriatespecimens.1.3Thenormaloperatingtemperaturerangeisfromthecryogenicregionto600x00B0;C.Certainequipmentallowsthetemperaturerangetobeextended.1.4ThevaluesstatedinSIunitsarethestandard.Note28212;Thistestmethoddoesnotapplytoalltypesofpolymersaswritten(see6.8).1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note38212;ThisstandardissimilarbutnotequivalenttoISO11357-1,-2,-3.TheISOproceduresprovideadditionalinformationnotsuppliedbythistestmethod.
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:7P.;A4
【正文语种】:英语
【英文标准名称】:Laboratoryglassware-Bottles-Part1:Screwneckbottles(ISO4796-1:2000);GermanversionENISO4796-1:2000
【原文标准名称】:实验室玻璃器皿.瓶.第1部分:螺纹颈口瓶
【标准号】:ENISO4796-1-2000
【标准状态】:现行
【国别】:
【发布日期】:2001-07
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:耐微生物生长;体积;玻璃;作标记;尺寸;实验室设备;颈;规范;玻璃瓶;实验室器皿;材料;容量;螺纹闭塞物;烧瓶;实验室玻璃器皿;螺纹颈口;瓶;耐化学腐蚀材料
【英文主题词】:Bottles;Capacity;Chemical-resistantmaterials;Dimensions;Flasks;Glass;Glassbottles;Laboratoryequipment;Laboratoryglassware;Laboratoryware;Marking;Materials;Microbiological-growth-resistingmaterials;Necks;Screwnecks;Screwedclosures;Specifications;Volume
【摘要】:
【中国标准分类号】:N64
【国际标准分类号】:71_040_20
【页数】:7P.;A4
【正文语种】:英语
