MIL-STD-1389D
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来源:标准资料网
MIL-STD-1389D, MILITARY STANDARD: DESIGN REQUIREMENTS FOR STANDARD ELECTRONIC MODULES (30 MAR 1989)., This standard establishes the design requirements for Standard Electronic Modules (SEM) for the Standard Hardware Acquisition and Reliability Program (SHARP) for use in military systems. Other requirements for new module development are specified in MIL-M-28787 for the appropriate class selected to meet the systems/environmental requirements.
MIL-W-45205B, MILITARY SPECIFICATION: WELDING, GAS METAL-ARC AND GAS TUNGSTEN-ARC, ALUMINUM ALLOYS, READILY WELDABLE FOR STRUCTURES, EXCLUDING ARMOR (06 APR 1982) [S/S BY TACOM DWG 12472301]., This specification covers the welding of aluminum alloys for structural applications other than armor by the gas metal-arc or gas tungsten-arc welding process.【英文标准名称】:StandardTestMethodforPurityof1,3-Propanediol(GasChromatographicMethod)
【原文标准名称】:1,3丙二醇纯度用标准试验方法(气相色谱法)
【标准号】:ASTMD7515-2009
【标准状态】:现行
【国别】:
【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】:D15.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:1,3丙二醇;二丙二醇;乙二醇;气相色谱法;丙二醇
【英文主题词】:1,3-propanediol;dipropyleneglycol;ethyleneglycol;gaschromatography;propyleneglycol
【摘要】:Knowledgeofanapprovedmethodisrequiredtoestablishwhethertheproductmeetstherequirementsofitsspecifications.Theuseofglycolsinthereferencesampleisnotintendedtosuggestthepresenceofglycol(EG,PGandDPG)impurities,buttodemonstrateandquantifytheseparationofcommonlyusedEngineCoolantglycolsfromPDO.1.1Thistestmethoddescribesthegaschromatographicdeterminationofpurityfor1,3-propanediol(PDO).Thistestmethodwasoriginallydevelopedtodeterminethepurityof1,3-propanediolusedfortheapplicationasthefreezepointdepressantbasefluidinformulatedPDOenginecoolants.UseofthemethodforpurityofPDOforotherapplicationsmaybeviable.1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.3ReviewthecurrentMaterialSafetyDataSheets(MSDS)fordetailedinformationconcerningtoxicity,firstaidprocedures,andsafetyprecautions.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G16
【国际标准分类号】:71_040_50
【页数】:6P.;A4
【正文语种】:
