SAE AS85049/126 Connector Accessories, Electrical, Strain Relief, 90° Self- Locking and Non-Self-Locking, Category 4C (F
时间:2024-05-11 04:48:30 来源: 标准资料网 作者：标准资料网 阅读：9720
Product Code:SAE AS85049/126
Title:Connector Accessories, Electrical, Strain Relief, 90° Self- Locking and Non-Self-Locking, Category 4C (For MIL-DTL-38999 Series III and IV Connectors
Issuing Committee:Ae-8c1 Connectors Committee
Scope:No scope available.
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【英文标准名称】:Specificationforfestoonandtemporarylightingcablesandcords
【原文标准名称】:彩灯和临时照明电缆和电线规范
【标准号】:BS6726-1991
【标准状态】:作废
【国别】:英国
【发布日期】:1991-06-28
【实施或试行日期】:
【发布单位】:英国标准学会(BSI)
【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】:K13
【国际标准分类号】:29_060_20
【页数】:50P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforDeterminationofMTBE,ETBE,TAME,DIPE,tertiary-AmylAlcoholandC1toC4AlcoholsinGasolinebyGasChromatography
【原文标准名称】:气相色谱分析法测定汽油中甲基叔丁基醚(MTBE),二乙基丁基醚(ETBE),甲苯磺酰－精氨酸甲酯(TAME),二异丙酯(DIPE)叔戌酯和C1-C4醇的标准试验方法
【标准号】:ASTMD4815-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:D02.04.0L
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:alcohols;DIPE(disopropylether);ETBE(ethyltert-butylether);ethers;gaschromatography;gasoline;MTBE(methyltert-butylether);oxygenates;TAME(tert-amylmethylethe
【摘要】:Ethers,alcohols,andotheroxygenatescanbeaddedtogasolinetoincreaseoctanenumberandtoreduceemissions.Typeandconcentrationofvariousoxygenatesarespecifiedandregulatedtoensureacceptablecommercialgasolinequality.Drivability,vaporpressure,phaseseparation,exhaust,andevaporativeemissionsaresomeoftheconcernsassociatedwithoxygenatedfuels.Thistestmethodisapplicabletobothqualitycontrolintheproductionofgasolineandforthedeterminationofdeliberateorextraneousoxygenateadditionsorcontamination.1.1Thistestmethodcoversthedeterminationofethersandalcoholsingasolinesbygaschromatography.Specificcompoundsdeterminedaremethyltert-butylether(MTBE),ethyltert-butylether(ETBE),tert-amylmethylether(TAME),diisopropylether(DIPE),methanol,ethanol,isopropanol,n-propanol,isobutanol,tert-butanol,sec-butanol,n-butanol,andtert-pentanol(tert-amylalcohol).1.2Individualethersaredeterminedfrom0.20to20.0mass%.Individualalcoholsaredeterminedfrom0.20to12.0mass%.Equationsusedtoconverttomass%oxygenandtovolume%ofindividualcompoundsareprovided.Atconcentrationsx003C;0.20mass%,itispossiblethathydrocarbonsmayinterferewithseveralethersandalcohols.Thereportinglimitof0.20mass%wastestedforgasolinescontainingamaximumof10volume%olefins.Itmaybepossiblethatforgasolinescontaining>10volume%olefins,theinterferencemaybe>0.20mass%.AnnexA1givesachromatogramshowingtheinterferenceobservedwithagasolinecontaining10volume%olefins.1.3Alcohol-basedfuels,suchasM-85andE-85,MTBEproduct,ethanolproduct,anddenaturedalcohol,arespecificallyexcludedfromthistestmethod.ThemethanolcontentofM-85fuelisconsideredbeyondtheoperatingrangeofthesystem.1.4Benzene,whiledetected,cannotbequantifiedusingthistestmethodandmustbeanalyzedbyalternatemethodology(seeTestMethodD3606).1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Alternateunits,incommonusage,arealsoprovidedtoincreaseclarityandaidtheusersofthistestmethod.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:10P.;A4
【正文语种】:英语