【英文标准名称】:StandardTestMethodforDeterminationoftheRedDyeConcentrationandEstimationoftheASTMColorofDieselFuelandHeatingOilUsingaPortableVisibleSpectrophotometer
【原文标准名称】:用便携式可视分光光度计测定柴油燃料和加热油的红染料浓度及判断其ASTM颜色的标准试验方法
【标准号】:ASTMD6756-2002
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:D02.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:color;dieselfuel,heatingoil;reddyeconcentration;visiblespectrophotometry
【摘要】:IntheUnitedStates,highsulfurcontent(definedbytheUnitedStatesEnvironmentalProtectionAgency(USEPA))middledistillateproductsanddieselfuelusedforoff-roadpurposes,otherthanaviationturbinefuel,arerequiredbygovernmentagenciestocontainreddye.Thedyeconcentrationrequiredtobepresentinhighsulfurandoff-roaddieselproductsisregulatedbytheUnitedStatesEnvironmentalProtectionAgencyandtheUnitedStatesInternalRevenueService,respectively.Somefuelsthatarereadilyexchangedinthemarkethaveacolorspecification.Thecolorofthebasefuelismaskedbythepresenceofthereddye.ThistestmethodprovidesameansofestimatingthebasecolorofNumber1andNumber2dieselfuelandheatingoilinthepresenceofreddye.Thetestmethodprovidesameanstoindicateconformancetocontractualandlegalrequirements.1.1ThistestmethoddescribesthedeterminationofthereddyeconcentrationofdieselfuelandheatingoilandtheestimationoftheASTMcolorofundyedandred-dyeddieselfuelandheatingoil.ThetestmethodisappropriateforusewithdieselfuelandheatingoilofGrades1and2describedinSpecificationsD396,D975,D2880andD3699.Reddyeconcentrationsaredeterminedatlevelsequivalentto0.1to20mg/LofSolventRed26insampleswithASTMcolorsrangingfrom0.5to5.TheASTMcolorofthebasefuelofred-dyedsampleswithconcentrationlevelsequivalentto0.1to20mg/LofSolventRed26isestimatedfortheASTMcolorrangefrom0.5to5.TheASTMcolorofundyedsamplesisestimatedovertheASTMcolorrangeof0.5to5.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31
【国际标准分类号】:71_040_50
【页数】:8P.;A4
【正文语种】:


【英文标准名称】:Soilquality-Determinationofsoilmicrobialbiomass-Part1:Substrate-inducedrespirationmethod(ISO14240-1:1997);GermanversionENISO14240-1:2011
【原文标准名称】:土质.土壤微生物的生物量测定.第1部分:基质诱导呼吸法(ISO14240-1-1997);德文版本ENISO14240-1-2011
【标准号】:DINENISO14240-1-2011
【标准状态】:现行
【国别】:德国
【发布日期】:2011-09
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Biologicaltests;Biomass;Compositionoftheground;Definitions;Determination;Mathematicalcalculations;Microbiologicalanalysis;Microbiology;Respiration;Soilanalysis;Soilrespiration;Soils;Substrates(insulating);Testing;Waterpractice
【摘要】:
【中国标准分类号】:B11
【国际标准分类号】:13_080_30
【页数】:12P.;A4
【正文语种】:英语