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ISO 20884-2004 石油制品.机动车燃料的硫含量的测定.波长色散X射线荧光光谱法

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【英文标准名称】:Petroleumproducts-Determinationofsulfurcontentofautomotivefuels-Wavelength-dispersiveX-rayfluorescencespectrometry
【原文标准名称】:石油制品.机动车燃料的硫含量的测定.波长色散X射线荧光光谱法
【标准号】:ISO20884-2004
【标准状态】:作废
【国别】:国际
【发布日期】:2004-03
【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/TC28
【标准类型】:()
【标准水平】:()
【中文主题词】:波长色散;硫含量;含量;X射线荧光光谱法;机动车燃料;硫;汽车;柴油机;化学分析和试验;荧光测定法;矿物油;石油产品;摩托车;分析;分析方法;含量测定;试验;道路车辆;汽油
【英文主题词】:Analysis;Automobiles;Automotivefuels;Chemicalanalysisandtesting;Content;Determinationofcontent;Diesel;Fluorimetry;Gasoline;Methodsofanalysis;Mineraloils;Motorvehicles;Petroleumproducts;Roadvehicles;Sulphur;Sulphurcontent;Testing;Wavelengthdispersive;X-rayfluorescencespectrometry
【摘要】:ThisInternationalStandardspecifiesawavelength-dispersiveX-rayfluorescence(WDXRF)testmethodforthedeterminationofthesulfurcontentofliquid,homogeneousautomotivefuelsfrom5mg/kgto500mg/kg,whichhaveamaximumoxygencontentof2,7%(m/m).Thisproductrangecoversdieselfuelscontainingupto5%(V/V)fattyacidmethylester(FAME)andmotorgasolines.Productswithhigheroxygencontentshowsignificantmatrixeffects,e.g.FAMEusedasbiodiesel.Nevertheless,FAMEmaybeanalysedwhenthecorrespondingproceduresarefollowed(see4.3and7.1).Forfurtherdetailsduetomatrixeffectsandinterferences,seeAnnexA.Otherproductsmaybeanalysedwiththistestmethod.However,precisiondataforproductsotherthanthOMmentionedhavenotbeenestablishedforthisInternationalStandard.NOTEForthepurposesofthisInternationalStandard,theterms"%(m/m)"and"%(V/V)"areusedtorepresentthemassfractionandthevolumefractionofamaterialrespectively.
【中国标准分类号】:E31
【国际标准分类号】:75_080;75_160_30
【页数】:8P;A4
【正文语种】:英语


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【英文标准名称】:Essentialoils-Essentialoilofbitterfennel(FoeniculumvulgareMillerspp.vulgareMillervar.amara).
【原文标准名称】:香精油.香精油苦茴香
【标准号】:NFT75-258-2004
【标准状态】:现行
【国别】:法国
【发布日期】:2004-12-01
【实施或试行日期】:2004-12-31
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:B36;X46
【国际标准分类号】:71_100_60
【页数】:7P;A4
【正文语种】:其他


【英文标准名称】:StandardTestMethodforHydroxylGroupsUsingReactionwithp-ToluenesulfonylIsocyanate(TSI)andPotentiometricTitrationwithTetrabutylammoniumHydroxide
【原文标准名称】:利用与P-甲苯磺酰异氰酸盐(TSI)的反应和氢氧化四丁基铵的电势滴定法的羟基标准试验方法
【标准号】:ASTME1899-2008
【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】:E15.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:hydroxylnumber;p-Toluenesulfonylisocyanate;polyacetals;polyols;potentiometrictitration;tetrabutylammoniumhydroxide;Hydroxylgroups;Potentiometrictitration;Tetrabutylammoniumhydroxide;p-Toluenesulfonyl
【摘要】:Hydroxylisanimportantfunctionalgroupandknowledgeofitscontentisrequiredinmanyintermediateandenduseapplications.Thistestmethodisforthedeterminationofprimaryandsecondaryhydroxylgroupsandcanbeusedfortheassayofcompoundscontainingthem.Thistestmethodhasthefollowingadvantagesoverotherhydroxylnumbermethods:Itisrapid(10min),pyridine-free,ambienttemperature,smallsamplesize,applicabletoextremelylowhydroxylnumbers(x003C;1),andisamenabletoautomation.1.1Thistestmethodcoversthedeterminationofhydroxylgroupsattachedtoprimaryandsecondarycarbonatomsinaliphaticandcycliccompoundsandphenols.Itisnotsuitablefordeterminationofhydroxylgroupsattachedtotertiarycarbonatoms.Thistestmethodisapplicabletopolyacetals,temperaturesensitivematerials,highsolidspolymerpolyols,andrigidpolyols.OtheravailabletestmethodslistedinNote1arenotsuitableformanyofthesampletypeslistedabove.1.1.1Thistestmethodiscurrentlyrecommendedforneutralrefinedproducts.Successfulapplicationhasbeenmade,however,tosomein-processsamplesthatcontainanexcessofacidicspecies.Propervalidationmustbeperformed,ofcourse,toshowthattheacidicspecieseitherdoesnotinterfere,orthattheacidicspeciesinterferencehasbeenobviated.Note18212;OthermethodsfordeterminationofhydroxylgroupsaregiveninTestMethodsD817,D871,D1957,D2195,D4252,D4273,D4274,E222,E326,andE335.1.2ReviewthecurrentappropriateMaterialSafetyDataSheets(MSDS)fordetailedinformationconcerningtoxicity,firstaidprocedures,andsafetyprecautions.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associated,withitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.ForspecifichazardsseeSection9.
【中国标准分类号】:G17
【国际标准分类号】:71_040_40
【页数】:5P.;A4
【正文语种】:英语