Hydra C 测汞仪介绍PPT演示课件

HydraC,1,DirectAnalysisofHgbyThermalDecomposition,HydraC,2,HydraC-PrincipleofOperation,SolidorliquidsamplesareweighedandintroducedintheHydraCThesampleisinitiallydriedandthenthermallydecomposedinanoxygenflowCombustionproductsarecarriedoffandfurtherdecomposedinahotcatalystbedMercuryvaporsaretrappedonagoldamalgamatorandsubsequentlydesorbedforquantitationThemercurycontentisdeterminedusingatomicabsorption,3,HydraCSystemSchematic,DecompositionFurnace,CatalystFurnace,DryingTube,AmalgamFurnace,AbsorptionCells,HighSensitivityLowSensitivity,50-900C,600C,DelayTube,O2Supply,4,Calibration,OptionsforCalibrationAqueousstandardsCertifiedReferenceMaterialsMass-basedMeasurementsUsedifferentamountsofsamestandardtogeneratecalibrationcurveUsedifferentstandards,5,EPAMethod7473,ReferenceMethodValidation,6,CharacteristicsofMethod7473,ThemethodhasadynamicrangethatspansapproximatelyfourordersofmagnitudeInstrumentaldetectionlimitforthismethodis0.01ngtotalmercury.Method7473isdesignedforthedeterminationofmercuryinsolids,aqueoussamples,anddigestedsolutionsinboththelaboratoryandfieldenvironments.Totalanalysistimeofmostsamplesislessthanfiveminutesineitherthelaboratoryorfieldsetting.,7,BenefitsofThisApproach,DirectdeterminationofHgattracelevelswithsolidorliquidsamplesNotimeconsumingandcomplexsampledigestionstepNowetchemistrypre-treatmentstepEliminatestoxicwastedisposalFast,approximately5minutespersampleSamplematrixindependentanalysisUseonecalibrationformostsampletypesUsestandardoperatingconditionsformostsampletypesRunmultiplesampletypesautomaticallywithoutoperatorinterventionValidatedresults(USEPAmethod7473)forsolidandliquidmatrices,8,InContrastStandardCVAARequires,StrongacidsSulfuricProposedRule.,66,CleanAirMercuryRule,SUMMARY:Inthisdocument,EPAisfinalizingtheCleanAirMercuryRule(CAMR)andestablishingstandardsofperformanceformercury(Hg)fornewandexistingcoal-firedelectricutilitysteamgeneratingunits(UtilityUnits),asdefinedinCleanAirAct(CAA)section111.TheamendmentstoCAAsection111ruleswouldestablishamechanismbywhichHgemissionsfromnewandexistingcoal-firedUtilityUnitsarecappedatspecified,nation-widelevels.Afirstphasecapof38tonsperyear(tpy)becomeseffectivein2010,andasecondphasecapof15tpybecomeseffectivein2018.FacilitiesmustdemonstratecompliancewiththestandardbyholdingoneallowanceforeachounceofHgemittedinanygivenyear.Allowancesarereadilytransferrableamongallregulatedfacilities.Suchacap-and-tradeapproachtolimitingHgemissionsisthemostcost-effectivewaytoachievethereductionsinHgemissionsfromthepowersector.,67,HydraCSpecifications,68,HydraCSpecifications,69,HydraCSpecifications(cont.),70,SalesTrainingConclusions,ThepotentialforgrowthwiththeHydraCissubstantial.InternationalinterestandopportunityThetechniquehasseveralpowerfulattractionstotheanalyticalcommunity.Rapidsampleturnaround,usuallylessthan5minutesfromthereceiptofsampleuntilresultsareavailable.Versatile-RunalltypesofsamplesfromasinglecalibrationSimpleanalysiswithnosamplepreparationordilutioncalculation.Safe-NocorrosivereagentstobehandledInexpensive-Nohazardouswastetodispose.Sampleamountneededforanalysisismodest.,71,Wehaveanopportunitytocaptureasignificantportionofthisavailablemarket.ProblemswithcompetitiveproductsSoftwarelimitationsandlimitedworkstationhardware(Milestone).Transportmechanismjams(Milestone)Limitedaccesstocatalystandgoldtrap(Milestone)Overheating(Milestone)Highconcentrationsamples(Milestone)Useofbuffers(Nippon)Autosamplermisalignment(Leco),SalesTrainingConclusions,72,MarketingLiterature,TointroducetheHydraCwewillneedtocompletethefollowingmarketingtasks:PressReleasesE-blastsTopicsforseverale-mailtransmissionsApplicationNotesforkeysampletypesMailer/Covertip/AdvertisementPhotoshootBrochureforHydraCWebsiteon-goingVideosforsales,training&installation,73,HydraCPricing,End