山西LECO氧氮氫分析儀廠家報價

Procedure-SolidSamplesInstrumentcalibration/driftcorrection.Addapproximately0.05gof***GraphitePowdertoa***GraphiteCrucible.Firmlyplacethecrucibleonthelowerelectrodetiporappropriateautoloaderposition.PresstheAnalyzebuttonontheinstrumentscreen,thelowerelectrodewillcloseandtheanalysissequencewillstartandendautomatically.Repeatsteps3bthrough3jaminimumofthreetimesforeachcalibration/driftstandardused.Calibrate/driftfollowingtheprocedureoutlinedintheoperatorsinstructionmanual.上海禹重實業(yè)有限公司分析儀服務(wù)值得放心。山西LECO氧氮氫分析儀廠家報價

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.新疆元素分析儀廠家供應(yīng)分析儀，就選上海禹重實業(yè)有限公司，讓您滿意，歡迎您的來電！

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(yè)有限公司是一家專業(yè)提供分析儀的公司，歡迎您的來電哦！

SamplePreparationSamplingandsamplepreparationofrefractorymetalssuchastitaniumandzirconiumissomewhatdifferentfromthatofsteel.Unlikesteelsamples,hydrogenisnotasmobileinthisgroupofmaterials;therefore,storageinliquidnitrogenordryiceisnotrequired.However,itisimportanttokeepthesamplecoolwhencuttingorsectioning.Samplepreparationforoxygenandnitrogendeterminationhasbeendifferentfromthatofhydrogendetermination.上海禹重實業(yè)有限公司為您提供分析儀，有需求可以來電咨詢！安徽LECO氧氮氫分析儀哪家好

分析儀，就選上海禹重實業(yè)有限公司，用戶的信賴之選，有想法可以來我司咨詢！山西LECO氧氮氫分析儀廠家報價

美國LECO力可氧氮氫分析儀ONH836（氧氮氫聯(lián)測儀）系列硬件部分特點和優(yōu)勢1、爐頭區(qū)域LED照明系統(tǒng)2、爐頭快速拆裝的粉塵過濾裝置3、裝有自動旁路閥的可快速拆裝氧水捕集裝置4、的動態(tài)流量補償（DFC）保證熱導(dǎo)池氣體流量、壓力恒定5、改進的紅外檢測池技術(shù) 新紅外池的恒溫絕熱技術(shù)消除了外界環(huán)境溫度的干擾  長壽命的紅外發(fā)射光源和無漂移的電路設(shè)計保證紅外檢測池的長期穩(wěn)定  氧高低雙量程采用3個碳紅外檢測器，同時檢測一氧化碳和二氧化碳，保證準(zhǔn)確定量  6、高效脈沖爐冷卻系統(tǒng)  強力內(nèi)循環(huán)水冷裝置  雙直流風(fēng)扇保證持續(xù)冷卻，不受電壓波動的影響  新電極爐頭設(shè)計，提高脈沖爐熱交換效率  7、全自動分析系統(tǒng)（可選）  自動清掃裝置  20位或100位全自動分析系統(tǒng)  高速全自動真空除塵裝置直接將粉塵排至儀器外部捕集器中，消除環(huán)境污染山西LECO氧氮氫分析儀廠家報價