Procedure-SolidSamplesInstrumentcalibration/driftcorrection.Addapproximately0.05gof***GraphitePowdertoa***GraphiteCrucible.Firmlyplacethecrucibleonthelowerelectrodetiporappropriateautoloaderposition.PresstheAnalyzebuttonontheinstrumentscreen,thelowerelectrodewillcloseandtheanalysissequencewillstartandendautomatically.Repeatsteps3bthrough3jaminimumofthreetimesforeachcalibration/driftstandardused.Calibrate/driftfollowingtheprocedureoutlinedintheoperatorsinstructionmanual.上海禹重實(shí)業(yè)有限公司分析儀服務(wù)值得放心。山西LECO氧氮?dú)浞治鰞x廠家報(bào)價(jià)

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(shí)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(shí)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(shí)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?dú)浞治鰞x哪家好

分析儀，就選上海禹重實(shí)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?dú)浞治鰞x廠家報(bào)價(jià)

美國LECO力可氧氮?dú)浞治鰞xONH836（氧氮?dú)渎?lián)測(cè)儀）系列硬件部分特點(diǎn)和優(yōu)勢(shì)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(dòng)旁路閥的可快速拆裝氧水捕集裝置4、的動(dòng)態(tài)流量補(bǔ)償（DFC）保證熱導(dǎo)池氣體流量、壓力恒定5、改進(jìn)的紅外檢測(cè)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(jì)保證紅外檢測(cè)池的長期穩(wěn)定  氧高低雙量程采用3個(gè)碳紅外檢測(cè)器，同時(shí)檢測(cè)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(qiáng)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(dòng)的影響  新電極爐頭設(shè)計(jì)，提高脈沖爐熱交換效率  7、全自動(dòng)分析系統(tǒng)（可選）  自動(dòng)清掃裝置  20位或100位全自動(dòng)分析系統(tǒng)  高速全自動(dòng)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?dú)浞治鰞x廠家報(bào)價(jià)