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SamplePreparationTypically,titaniumandzirconiumsamplesarechemicallyetchedtoremovesurfacecontaminationwhenoxygenandnitrogenaredetermined.However,etchingcanintroducehydrogenintothesample.ASTMmethodE1409"DeterminationofOxygenandNitrogeninTitaniumandTitaniumAlloysbytheInertGasFusionTechnique",asupdatedin1996,permitseitheretchingorabrading(filing)ofthetestspecimen.ASTME1447"DeterminationofHydrogeninTitaniumandTitaniumAlloysbytheInertGasFusionThermalConductivity/InfraredDetectionMethod"permitssurfacepreparationbyabrading(ifnecessarytoremovecontamination).DifferencesinsamplepreparationpresentsomewhatofadilemmaregardingsimultaneousdeterminationofO,N,andHintitanium.However,abradingsampleswithafiletoremovesurfacecontaminationwillyieldaccurateO,N,andHresults.TheONH836utilizesahigh-powerelectrodefurnacetoquicklyandefficientlyreleasethetargetgasesfromwithinthesample,whichallowsforaveryrapidsimultaneousdeterminationofoxygen,nitrogen,andhydrogen.雙直流風(fēng)扇保證持續(xù)冷卻，不受電壓波動(dòng)的影響。山東分析儀廠家供應(yīng)

MethodSelectionTwomethodsaredescribedinthisapplicationnote;eithermethodcanbeusedtoanalyzeiron,steel,nickel-,andcobalt-basealloys.ThePrecisionMethodisrecommendedforgeneraluseandwillprovidethebestprecisionandaccuracythroughoutthetypicalO,N,andHconcentrationsfoundinthisgroupofmetals;approximatecycletimeis3.5minutes.TheFastTrackmethodcanbeusedwherespeedofanalysisisacriticalcomponent;forexample,whenmoltenmetalisbeingsampledandresultsarerequiredintheshortestpossibletime.Thismethodwillproducesuitableresultsformostsamples;approximatecycletimeis2.25minutes.Asnotedabove,samplingandsamplepreparationarekeyelementstoaccurateO,N,andHdeterminationaswell.Itisuptotheusertodeterminewhichmethodbestmeetstheirneeds.廣東氧氮?dú)浞治鰞x供應(yīng)商穩(wěn)固的爐頭試樣加載結(jié)構(gòu)。

Procedure–Powder/ChipSamplesInstrumentcalibration/driftcorrection.Calibrate/driftfollowingtheprocedureoutlinedintheoperatorsinstructionmanual.AnalyzeSamples.LoginSamplewiththeappropriatenumberofreps.Weighapproximately***gramsofappropriatelypreparedsampleintoa***NickelCapsule,entermassandsampleidentificationintoappropriaterepfields.Ifapplicable,placethenickelcapsuleintheappropriateautoloaderposition.Repeatsteps3cthrough3iforsampleanalysis.

Oxygen,Nitrogen,andHydrogeninRefractoryMetalsSummaryOxygenandnitrogenarealloyingelementsintitanium,andarealsoclassifiedasalphastabilizingelementsastheypromotealphaphasealloys.Interstitialoxygenandnitrogenlevelscanbeusedtoregulatethetensilestrengthofthematerial,butduetoitshighsolubilitycancauseunwantedsurfaceembrittlement.Thisphenomenoncanbeleveraged,however,undercontrolledprocessingtocreatesurfacefilmsthatincreasesurfacehardnessandwearproperties.裝有自動(dòng)旁路閥的可快速拆裝氧水捕集裝置。

ONH836氧氮?dú)浞治鰞x高頻燃燒紅外檢測(cè)技分析無機(jī)材料中的碳、硫含量。采用惰性氣體保護(hù)熔融法提供各種無機(jī)材料、鋼鐵、有色金屬、硬質(zhì)合金、難熔金屬、陶瓷等材料中寬范圍的氧氮?dú)渫瑫r(shí)分析。該儀器配置MSWindows®的軟件接口，專為觸摸屏操作定制。長期的開發(fā)研究與客戶反饋相結(jié)合，這個(gè)簡單方便的軟件使得用戶可以快速完整訪問儀器控制，分析設(shè)置，故障診斷，數(shù)據(jù)報(bào)告，**提高日常分析的效率并節(jié)省用戶寶貴的時(shí)間?？蛇x的Cornerstone®Mobile軟件功能，使得用戶可以在手機(jī)，便攜式電腦及臺(tái)式電腦上便捷的訪問儀器數(shù)據(jù)，分析曲線圖形以及儀器的狀態(tài)，實(shí)現(xiàn)對(duì)儀器的遙控。采用三個(gè)**的紅外器檢測(cè)氧含量，同時(shí)檢測(cè)CO和CO2，然后在轉(zhuǎn)化為CO2集中檢測(cè)。江蘇進(jìn)口分析儀價(jià)格

為可**的Cornerstone 氧氮氧分析軟件采用觸摸屏界面使用戶達(dá)到分析控制、15法設(shè)定、在線診斷、數(shù)據(jù)報(bào)告。山東分析儀廠家供應(yīng)

LECO—YoursourcefortotalanalyticalsolutionsCSCS844and744Series:Carbon/SulfurbyCombustionCarbonandsulfurdeterminationbycombustioninfrareddetectionQuick,accurate,andaffordabledeterminationforbothproductioncontrolandresearchCalibration,analysis,evaluation,anddiagnosticfunctionsaccessibleviauser-friendlybrandsoftwareGDSGDS500Aand850AAtomicEmissionSpectrometersSpectralrangefrom120to800nmContinuousprofileofconcentration/thicknessLarge,dynamicrangewithconcentrationsfromppmto100%byweightShortanalysistime(minutes)山東分析儀廠家供應(yīng)

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