江蘇進(jìn)口分析儀多少錢

氧氮?dú)浞治鰞x的常見故障及解決方法：氧和氮空白值超過20。這是由于氣流小，不能將爐子中的空氣驅(qū)趕出去?？烧{(diào)節(jié)氣體流量，調(diào)節(jié)載氣壓力在0.2~0.4MPa。接通儀器載氣，放一個(gè)石墨坩堝在下電極上，打開主電源開關(guān)，點(diǎn)擊軟件上的關(guān)爐按鈕，關(guān)閉爐子并等待10s。調(diào)節(jié)流量調(diào)節(jié)器，直到流量計(jì)a顯示為30L／h，打開爐子。調(diào)節(jié)調(diào)節(jié)器直到流量計(jì)b顯示為50L／h，再次關(guān)閉爐子。如果以上設(shè)置不穩(wěn)定，則增加流量至100L／h，反復(fù)調(diào)節(jié)直至儀器穩(wěn)定。上海禹重實(shí)業(yè)有限公司分析儀獲得眾多用戶的認(rèn)可。江蘇進(jìn)口分析儀多少錢

Procedure-SolidSamplesDeterminetheinstrumentblank.Repeatsteps2bthrough2gaminimumofthreetimes.Settheblankfollowingtheprocedureoutlinedintheoperatorsinstructionmanual.Instrumentcalibration/driftcorrection.Loginaminimumof3Standardreplicates.Weighapproximately***gramsofacalibration/driftstandard,enterthemassandstandardidentificationintoappropriatereplicatefields.Note:LECOReferenceMateria***onotrequirepreparation.Seepreparationstatementonthereferencematerialcertificate.山東美國分析儀哪家好上海禹重實(shí)業(yè)有限公司致力于提供分析儀，竭誠為您服務(wù)。

SamplePreparationSamplingandsamplepreparationofrefractorymetalssuchastitaniumandzirconiumissomewhatdifferentfromthatofsteel.Unlikesteelsamples,hydrogenisnotasmobileinthisgroupofmaterials;therefore,storageinliquidnitrogenordryiceisnotrequired.However,itisimportanttokeepthesamplecoolwhencuttingorsectioning.Samplepreparationforoxygenandnitrogendeterminationhasbeendifferentfromthatofhydrogendetermination.

SamplePreparationSamplingandsamplepreparationisanimportantissuebecausetraditionalmethodsusedtoobtainsamplesforoxygenandnitrogendeterminationaredifferentfromthoserecommendedforhydrogen,especiallywhensamplingmoltenmetal.Themaindifferenceinsteelsamplingproceduresforoxygen/nitrogenandhydrogenisduetothemobilityofhydrogen.Specialprecautionsmustbeusedwhensamplingforhydrogen.Frommoltensteelandiron,asamplemustbequicklyquenchedincoldwaterandchilledinarefrigerantsuchasliquefiednitrogenoramixtureofacetoneandsolidcarbondioxideinordertoreducelossesofhydrogenfromdiffusion.Lossesofoxygenandnitrogenfromdiffusionarenotaproblem.Asamplethatistakenforhydrogenandchilledinarefrigerantcanalsobeusedforoxygenandnitrogendetermination.However,asamplethatistypicallytakenforoxygenand/ornitrogendeterminationisnotsuitableforhydrogendeterminationduetohydrogenloss(diffusion).Surfacecontaminationmustberemovedbyfilingorlightgrinding,usingcarenottooverheatthesample.上海禹重實(shí)業(yè)有限公司為您提供分析儀，期待您的光臨！

Procedure-SolidSamples：--Instrumentcalibration/driftcorrection.Placethenickelbasketcontainingthecalibration/driftstandardintotheopenportatthetopoftheloadinghead.PresstheAnalyzebuttonontheinstrumentscreenagain,theloadingheadslide-blockwillcloseandthelowerelectrodewillopen.Cleantheupperandlowerelectrodemanually,or,ifapplicable,removethecrucibleandpresstheanalyzebuttontocleanwiththeautomaticcleaner.分析儀，就選上海禹重實(shí)業(yè)有限公司，讓您滿意，歡迎您的來電哦！北京元素分析儀供應(yīng)商

上海禹重實(shí)業(yè)有限公司致力于提供分析儀，歡迎您的來電！江蘇進(jìn)口分析儀多少錢

氧氮?dú)浞治鰞x的優(yōu)點(diǎn)采用惰氣熔融技術(shù)，同時(shí)測定氧、氮和氫元素含量新設(shè)計(jì)封閉氣路系統(tǒng)，優(yōu)化氣路循環(huán)，使氧氮?dú)錅y量更準(zhǔn)確可采用更廉價(jià)的氬氣作為載氣催化爐溫度可調(diào)，使氧的測量更加準(zhǔn)確氣路系統(tǒng)都采用電磁閥控制，新增分段式漏氣檢測水冷樣品加樣端口，有效隔絕雜質(zhì)氣體侵入儀器配置和氧、氮、氫測量范圍可靈活選擇新設(shè)計(jì)的高靈敏度紅外檢測池和熱導(dǎo)池，有極低的檢出限分析時(shí)間短脈沖爐功率高達(dá)8.5kw，溫度3000℃顆粒狀樣品無需膠囊包裹，使用經(jīng)濟(jì)實(shí)惠化學(xué)試劑及管路隱藏在門后（可移除）強(qiáng)大的分析軟件（支持?jǐn)?shù)據(jù)和應(yīng)用報(bào)告導(dǎo)出、增加評(píng)論區(qū)及其他更多功能）。單點(diǎn)和多點(diǎn)校正（線性回歸）可采用自來水、冷卻循環(huán)水機(jī)或交換機(jī)冷卻新設(shè)計(jì)的產(chǎn)品可用于各類生產(chǎn)控制和實(shí)驗(yàn)室。江蘇進(jìn)口分析儀多少錢