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.分析儀，就選上海禹重實業有限公司，有需求可以來電咨詢！廣東專業分析儀廠家報價

InstrumentHighlightsandFeaturesFeaturesandBenefitsLEDlightringilluminatesthefurnaceareaChoiceofeitherargonorheliumcarriergasNovelelectrodedesignincreasesheattransferefficiencyforincreasedstabilityNon-touchinterfacesystemsarealsoavailableUser-friendlybrandsoftwareHigh-PerformanceDetectorDesignThermostaticconstructionprovidesincreasedprotectionfromambienttemperaturefluctuationsOptimizedemittercontrolanddetectioncircuitryimprovestheIRcelllifetimeandlong-termstability,resultinginsuperioraccuracyandprecisionInfrareddetectionforthedeterminationofoxygen,thermoconductivitydetectionforthedeterminationofnitrogen安徽LECO氧氮氫分析儀采購上海禹重實業有限公司分析儀獲得眾多用戶的認可。

Procedure-SolidSamples：--Instrumentcalibration/driftcorrection.Placethenickelbasketcontainingthecalibration/driftstandardintotheopenportatthetopoftheloadinghead.PresstheAnalyzebuttonontheinstrumentscreenagain,theloadingheadslide-blockwillcloseandthelowerelectrodewillopen.Cleantheupperandlowerelectrodemanually,or,ifapplicable,removethecrucibleandpresstheanalyzebuttontocleanwiththeautomaticcleaner.

Procedure–Powder/ChipSamplesDeterminetheinstrumentblank.PresstheAnalyzebuttonontheinstrumentscreen,thelowerelectrodewillcloseandtheanalysissequencewillstartandendautomatically.Repeatsteps2bthrough2gaminimumofthreetimes.Settheblankfollowingtheprocedureoutlinedintheoperatorsinstructionmanual.Instrumentcalibration/driftcorrection.LoginaminimumofthreeStandardreps.Weighapproximately***gramsofacalibration/driftstandardintoa***NickelCapsule;enterthemassandstandardidentificationintoappropriaterepfields.Ifapplicable,placethenickelcapsuleintheappropriateautoloaderposition.Note:LECOReferenceMateria***onotrequirepreparation.Seepreparationstatementonthereferencematerialcertificate.SolidStandardsmaybeusedtocalibratewhenchiporpowderstandardsarenotavailable.上海禹重實業有限公司為您提供分析儀，有想法的不要錯過哦！

LECO—YoursourcefortotalanalyticalsolutionsCSCS844and744Series:Carbon/SulfurbyCombustionCarbonandsulfurdeterminationbycombustioninfrareddetectionQuick,accurate,andaffordabledeterminationforbothproductioncontrolandresearchCalibration,analysis,evaluation,anddiagnosticfunctionsaccessibleviauser-friendlybrandsoftwareGDSGDS500Aand850AAtomicEmissionSpectrometersSpectralrangefrom120to800nmContinuousprofileofconcentration/thicknessLarge,dynamicrangewithconcentrationsfromppmto100%byweightShortanalysistime(minutes)分析儀，就選上海禹重實業有限公司，讓您滿意，歡迎新老客戶來電！浙江美國分析儀價格

上海禹重實業有限公司為您提供分析儀，期待為您服務！廣東專業分析儀廠家報價

力可ONH836氧氮氫分析儀特點和優勢國際**的非色散紅外及熱導檢測器，無移動部件，不需要手動調整采用三個**的紅外器檢測氧含量，同時檢測CO和CO2，然后在轉化為CO2集中檢測，原理上是**完善的，所以不僅可以保證中間量程的測量精度，在**含量和高含量的檢測范圍內同樣可以滿足精度要求高性能的紅外檢測器配置***恒溫絕熱技術，消除了外界環境溫度的干擾長壽命的紅外發射光源和無漂移的電路設計保證檢測器的長期穩定性力可的動態流量補償控制DFC系統，保證了流量系統的完善，可以精確控制整個氣路中的流量，保持流量恒定**改善了材料中氮分析的準確度可以旁路的OMI-2氣路強化過濾裝置增強了檢測器的穩定性，使得分析結果更加準確可選自動功能20位試樣自動進樣系統通用下電極坩堝支座，容納各種坩堝使用無需人工干預的全自動清掃系統廣東專業分析儀廠家報價