【英文标准名称】:StandardTestMethodforAcidityofFormaldehydeSolutions
【原文标准名称】:甲醛溶液酸度的标准试验方法
【标准号】:ASTMD2379-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:D01.35
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;涂料;油性涂料;酸度;芳烃;甲醛;溶剂;芳族化合物
【英文主题词】:formaldehyde;formicacid
【摘要】:Thistestmethodprovidesameasurementofacidity(asformicacid)informaldehydesolutions.Theresultsofthesemeasurementscanbeusedforspecificationacceptance.1.1Thistestmethodcoversthedeterminationoftheacidityofcommerciallyavailableformaldehydesolutions.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Forpurposesofdeterminingconformanceofanobservedoracalculatedvalueusingthistestmethodtorelevantspecifications,testresult(s)shallberoundedoff"tothenearestunit"inthelastright-handdigitusedinexpressingthespecificationlimit,inaccordancewiththerounding-offmethodofPracticeE29.1.4Forhazardinformationandguidance,seethesupplier'sMaterialSafetyDataSheet.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.SpecifichazardstatementsaregiveninSection7.
【中国标准分类号】:G16
【国际标准分类号】:71_080_80(ALDEHYDESANDKETONES)
【页数】:2P.;A4
【正文语种】:


【英文标准名称】:Automaticforceddraughtburnersforgaseousfuels
【原文标准名称】:气体燃料用自动强制送风燃烧器
【标准号】:BSEN676-2003
【标准状态】:作废
【国别】:英国
【发布日期】:2003-10-03
【实施或试行日期】:2003-10-03
【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】:通风机;产品规范;燃料;燃气动力装置;作标记;性能试验;鼓风燃烧器;定义;规范(验收);风扇;气体;气体燃料;气体燃料;燃烧器;试验;试验条件;气体燃烧器;结构体系
【英文主题词】:Air-blastburners;Burners;Definition;Definitions;Fans;Fuelgases;Fuels;Gasburners;Gaseousfuels;Gases;Gas-powereddevices;Marking;Performancetesting;Productspecification;Specification(approval);Structuralsystems;Testing;Testingconditions;Ventilators
【摘要】:ThisEuropeanStandardspecifiestheterminology,thegeneralrequirementsfortheconstructionandoperationofautomaticforceddraughtgasburnersandalsotheprovisionofcontrolandsafetydevices,andthetypetestprocedurefortheseburners.Thisstandardisapplicableto—automaticgasburnerswithacombustionairfan(hereinaftercalled"burners")thatareequippedasdescribedinclause4,intendedforuseinheatgeneratorsofdifferenttypes,andthatareoperatedwithfuelgases;—totalpre-mixedburnersandnozzlemixedburners.Thestandardisapplicableto—singleburnerswithasinglecombustionchamber,althoughsuchburnersarefittedtoasingleappliance,inwhichcasetherequirementsoftherelevantappliancestandardshalladditionallyapply;—single-fuelanddual-fuelburnerswhenoperatingonlyongas;—thegasfunctionofdual-fuelburnersdesignedtooperatesimultaneouslyongaseousandliquidfuelsinwhichcasetherequirementsofEN267willalsoapplyinrespectoftheliquidfuelfunction.
【中国标准分类号】:J99
【国际标准分类号】:27_060_20
【页数】:78P.;A4
【正文语种】:英语