Guard Soc hauv chromatography
2.Chromatogratographic Kem (Hloov Hom)
3.Chromatographic Tag (phau ntawv)
*** Daim ntawv teev npe rau tag nrho saum toj no, nug peb kom tau txais
Hauj lwm lawm
Kev tsis
Qhov kev tawm tsam cov chromatography muaj ib feem tseem ceeb ntawm cov chromatographic tsom xam cov qauv los tiv thaiv cov impurities nyob rau hauv cov impurities ntawm kev nkag mus thiab paug rau kem, Yog li txuas cov kev pabcuam lub neej ntawm kem thiab txhim kho qhov tseeb ntawm kev soj ntsuam cov txiaj ntsig. Nws lub luag haujlwm tseem ceeb yog txhawm rau tiv thaiv kab ntawv tsis zoo xws li muaj zog polarity, muaj zog acid thiab muaj zog kua qaub thiab muaj zog ua kom tiv thaiv lawv thiab ua kom cov tub rog ua kom puas tsuaj rau hauv kab ntawv. Qhov no tsis tuaj yeem tsuas yog txuas ntxiv lub neej ntawm kem, tab sis kuj tseem txhim kho qhov raug thiab muaj kev ruaj ntseg ntawm kev soj ntsuam cov txiaj ntsig. Cov cuab yeej siv feem ntau muaj ib lub tes tsho kem nkaus thiab tiv thaiv kem tub ntxhais, thaum cov neeg siv hauv lub antercepties rau kev cuam tshuam impurities nyob rau hauv tus qauv.
Tus ceev xwmctus hlisin cHROMATGODEUa si lub luag haujlwm tseem ceeb hauv Chromatographic tsom xam cov system. Kev xaiv yog, siv thiab kev txij nkawm ntawm cov kev pabcuam tiv thaiv tsis tuaj yeem tsuas yog ib lub neej pabcuam ntawm lub neej, tab sis kuj tseem txhim kho qhov raug thiab muaj kev ruaj ntseg ntawm kev ntsuas cov txiaj ntsig.
Chaw ua uas tsis tau haus
Cov hau kev rau kev tswj cov chromatographic tiv thaiv
Kev tswj hwm ntawmGuard Soc hauv chromatographyyog ib kauj ruam tseem ceeb los xyuas kom meej qhov tseeb ntawm Chromatographic tsom xam thiab cov haujlwm ruaj khov ntawm cov twj. Cov hauv qab no yog cov ncauj lus kom ntxaws cov txheej txheem rau kev tswj hwm cov tub ceev xwm tsim los pab cov neeg kuaj cov kev pab tsev, thiab txhim kho kev ua haujlwm zoo thiab txhim kho ntawm cov chromatographic tsom xam.
Tsim cov ntaub ntawv siv ntawm cov kab tiv thaiv tiv thaiv
Sau cov ntsiab lus yooj yim
Txhua lub sijhawm cov kab tiv thaiv yog siv, cov ntaub ntawv tseem ceeb xws li hom, cov naj npawb, hnub siv, thiab naj npawb ntawm kev siv ntawm cov txheej txheem tiv thaiv yuav tsum tau sau cia kom meej. Cov ntaub ntawv no pab taug qab keeb kwm ntawm kem thiab txheeb xyuas cov teeb meem muaj peev xwm ua raws sijhawm.
Qauv thiab Mobile theem cov ntaub ntawv
Sau cov ntaub ntawv cov ntaub ntawv tseem ceeb xws li hom thiab concentration ntawm cov qauv siv rau txhua qhov kev tsom xam, ntxiv rau qhov muaj pes tsawg leeg thiab Ph Phaile theem. Cov ntaub ntawv no yog qhov tseem ceeb rau qhov tseeb ntawm kev tsom xam cov txiaj ntsig thiab kev ntsuas kev ntsuas ntawm kev ua haujlwm ntawm cov kab tiv thaiv.
Kev Saib Xyuas
Tsis tu ncua sau cov POLIT siab, sib cais, cov duab ncov thiab lwm yam ntsuas kev ua tau zoo ntawm cov kab tiv thaiv tiv thaiv. Cov ntsuas no tuaj yeem cuam tshuam qhov xwm txheej ua haujlwm thiab kev ua tau hloov ntawm kem tiv thaiv, thiab pab nrhiav thiab daws cov teeb meem hauv lub sijhawm.
Tsim kho cov phiaj xwm tu ib txwm
Kev ntxuav thiab tsim dua
Raws li kev siv ntawm cov chaw tiv thaiv thiab cov khoom pom zoo cov lus pom zoo, tsim cov hom phiaj kev tu thiab kev hloov dua tshiab. Kev tu tu cov khoom seem thiab kev tsis txaus siab, thaum tsim kev tsim dua tshiab pab rov ua haujlwm ntawm cov kab tiv thaiv. Thaum tu thiab rov tsim dua tshiab, tsim nyog cov kuab tshuaj thiab kev ntxuav tu yuav tsum tau siv kom tsis txhob muaj kev puas tsuaj rau cov kab tiv thaiv.
Hloov Qauv Qauv
Teeb tus qauv rau kev hloov ntawm kem tiv thaiv, xws li sab hauv lub siab nce dhau qee qhov ntau, kev sib cais ua kom poob qis lossis tus muab tub lim. Thaum tau ntsib cov qauv tshiab, yuav tsum tau hloov tshiab rau sab tshiab tam sim ntawd kom ntseeg tau qhov tseeb ntawm kev tsom xam thiab kev ua haujlwm ruaj khov ntawm qhov ntsuas.
Kev cob qhia thiab kev taw qhia
Tus neeg teb xov tooj kev kawm:Kev cob qhia rau kuaj cov haujlwm ntawm kev siv thiab tu cov kab tiv thaiv kom ntseeg tau tias lawv nkag siab cov hau kev, siv cov kev tiv thaiv thiab cov txheej txheem tiv thaiv. Qhov no pab txhim kho theem kev txawj ntawm tus neeg teb xov tooj thiab txo kev puas tsuaj rau kab tiv thaiv no vim yog txoj haujlwm tsis raug cai.
Muab Phau Ntawv Ua Haujlwm:Muab tus neeg teb xov tooj nrog cov ncauj lus kom ntxaws phau ntawv qhia kev ua haujlwm, suav nrog kev teeb tsa, siv, kev ntxuav khoom thiab hloov cov kauj ruam. Phau ntawv yuav tsum muaj tseeb thiab nyeem tau yooj yim thiab ua haujlwm.
Cov Khoom Muag Khoom
Spare xeem:Tswj ib qho ntau ntawm cov khoom seem rau cov kab tiv thaiv kom tau ntsib kev kub ntxhov lossis kev yuav tsum muaj thaum muaj xwm ceev. Qhov chaw seem yuav tsum muab cia rau hauv qhov chaw qhuav thiab txias, deb ntawm lub hnub ci ncaj qha thiab kub.
Cov khoom lag luam niaj hnub:Cov lus nug tsis tu ncua ntawm cov pab pawg tiv thaiv kom ntseeg tau tias tus lej thiab hom khoom seem uas tau raws cov kev xav tau. Nyob rau tib lub sijhawm, xyuas cov xwm txheej ntawm cov khoom seem, thiab hloov cov kab ntawv tas los yog puas hauv txhua lub sijhawm.
Tswjhwm Zoo thiab Kev Ntsuam Xyuas
Kev ntsuam xyuas ua tau:Kev ntsuam xyuas cov kev ua tau zoo ntawm tus tiv thaiv tiv thaiv, suav nrog POS SIAB, sib cais, cov duab ncov thiab lwm yam ntsuas. Cov kev ntsuam xyuas tau muab piv nrog cov kev ntsuas ua tau muab muab los ntawm cov chaw tsim tshuaj paus kom ntseeg tau tias kev ua tau zoo ntawm cov kab tiv thaiv tau raws li cov cai.
Tswjhwm Zoo:Tsim kom muaj kev tswj hwm nruj kom tswj tau siv, kev tu, tsim dua tshiab thiab hloov ntawm cov tiv thaiv tiv thaiv. Los ntawm kev tswj hwm zoo, kev ua yeeb yam ntawm cov kab tiv thaiv ruaj khov thiab ntseeg tau, thiab qhov tseeb thiab kev txheeb xyuas cov chromatography yog kev txhim kho.
Sib txuam ntawm txoj kev sib txuas
Kev sib txuas hom hom
Cov qauv sib txuas ntawm covGuard Soc hauv chromatographyThiab cov ntawv txheeb xyuas tsuas yog suav phau ntawv kev sib txuas, kev siv cov txuas txuas thiab kev siv cov leeg sib txuas.
Los ntawm kev sib txuas:
Nta: Yooj yim thiab ncaj qha, kev sib txuas, kev sib txuas chaw nres tsheb ntawm cov kev tiv thaiv kab ke thiab kev tsom xam kem yog ib qho sib txuas thiab sib txuas.
Sib cav yuav tsum muaj: nws yog qhov tsim nyog yuav kom ntseeg tau tias qhov loj thiab cov duab ntawm qhov sib txuas tau sib phim thiab uas lawv haum kom tiv thaiv cov qauv xau.
Siv cov txuas:
Nta: Txuas feem ntau yog ua los ntawm cov hlau lossis yas, thiab cov kem tiv thaiv tau txuas nrog kem analytical los ntawm cov xov lossis cov fasteners.
Kev Yuav Tsum Tau Ua: Qhov txuas txuas ntxiv kom phim qhov loj me thiab cov duab ntawm cov chaw sib txuas thiab cov txuas tiv thaiv, thiab cov txuas nws tus kheej yuav tsum muaj kev sib khi thiab ruaj khov.
Siv cov leeg sib txuas:
Nta: Cov raj txuas sib txuas yog feem ntau yog ua los ntawm cov hlau uas tsis muaj hlau lossis cov ntaub ntawv tiv thaiv kab mob, thiab txuas cov kab tiv thaiv nrog cov xov los yog SNAP.
Kev Yuav Tsum Tau Ua: Qhov ntev, sab hauv txoj kab uas muaj cov yeeb nkab cov yeeb nkab thiab cov yeeb nkab tiv thaiv nws tus kheej, thiab cov yeeb yaj kiab sib txuas, thiab cov yeeb yaj kiab sib txuas, thiab cov khoom sib txuas, corrosion tsis kam.
Qhov tseem ceeb ntawm kev sib txuas hom sib txuam
Tiv Thaiv Kev Ua Ke Takeage
Mismatched kev sib txuas txoj kev sib txuas yuav ua rau cov qauv tso tseg ntawm kev sib txuas, uas cuam tshuam rau kev sib cais ua haujlwm thiab qhov tseeb ntawm kev sim ua.
Tswjhwm System
Mismatched kev sib txuas hom yuav ua rau hloov pauv lossis qhov tsis txaus ntseeg hauv kev ua haujlwm ntawm cov chromatographic system, cuam tshuam rau kev sib cais ua haujlwm thiab lub neej ua haujlwm ntawm lub twj paj nruag.
Xyuas kom meej cov nyhuv
Ath Kev ua kom tsis muaj kev sib txuas ntawm hom kev sib txuas tuaj yeem tuaj yeem ua kom meej tias kev sib txuas ntawm cov kab tiv thaiv thiab ruaj khov, yog li kom muaj kev ruaj ntseg thiab muaj txiaj ntsig ntawm kev sib cais ntawm kev sib cais.
Kev xaiv ntawm kev sib txuas hom kev sib txuas nrog cov lus qhia
Nkag siab txog hom kev sib txuas ntawm kem
Ua ntej xaiv cov ntawv tiv thaiv, koj yuav tsum nkag siab cov hom sib txuas thiab loj yuav tsum muaj ntawm kem kev tiv thaiv yog xaiv kom phim.
Tham cov chaw tsim khoom pom zoo
Cov chaw tsim khoom yuav feem ntau muab cov lus pom zoo thiab cov ntaub ntawv ntawm yuav ua li cas txuas cov kab tiv thaiv rau kev ntsuas kab lus, uas tuaj yeem sab laj kom xaiv qhov kev sib txuas lus zoo.
Kuaj cov ntaub ntawv pov thawj
Ua ntej siv tau, cov ntawv xeem tuaj yeem nqa tawm los xyuas qhov sib txuam ntawm cov kev sib txuas ntawm cov chaw tiv thaiv thiab cov ntsuas tshuaj kom ntseeg tau tias nws cov kev ua tau zoo thiab kev ruaj khov nyob rau hauv cov ntawv thov kev siv.
Cov kev ceev faj
Zam txhob siv cov kev sib txuas tsis sib xws
Kev tshuaj xyuas ib txwm ntawm txoj kev sib txuas: thaum siv, kev ruaj khov thiab kev sib txuas ntawm txoj kev sib txuas yuav tsum kuaj xyuas kom meej meej kom paub meej tias tsis muaj xau lossis xoob.
Ua raws li cov txheej txheem kev ua haujlwm: Thaum sib txuas thiab disassembling cov txheej txheem tiv thaiv, ua raws li cov txheej txheem ua haujlwm kom tsis txhob ua kev puas tsuaj lossis tsis ua haujlwm.
Hauv cov ntsiab lus, qhov txuam ntawm kev sib txuas hom kev sib txuas ntawm kem tiv thaiv tseem ceeb ntawm kev ruaj ntseg thiab kev sib cais ntawm cov chromatographic system. Thaum xaiv thiab siv kem tiv thaiv, nws yog ib qho tsim nyog los ua kom zoo rau qhov sib txuas ntawm nws hom kev sib txuas, thiab ua raws cov kev ua haujlwm ntawm nws cov kev ua haujlwm kom ntseeg tau tias qhov kev ruaj ntseg thiab kev ntseeg tau ntawm hom kev sib txuas.
Yuav ua li cas tswj tau
Time Lub Sijhawm Tso Dej
Lub hom phiaj ntawm kev yaug:
Tshem tawm cov kev siv hluav taws xob thiab cov khoom seem uas nyob nrog ntawm cov kab tiv thaiv tiv thaiv.
Ua kom muaj kev sib cais ua haujlwm thiab kev sib txig ntawm cov kab tiv thaiv tiv thaiv.
Yaug cov kuab tshuaj xaiv:
Xaiv cov tshuaj tua ntxhua khaub ncaws tsim nyog raws li hom qauv tshuaj xyuas thiab qhov xwm txheej ntawm impurities.
Yog tias tus qauv feem ntau polar sib txuas, nws tuaj yeem muab ntxuav ua ntej nrog kev ua kom zoo dua li methanol lossis acetonitrile.
Yog tias tsis yog-polar impurities yog tam sim no, tom qab ntawd tsis-polar solvent xws li n-hexane tuaj yeem siv rau tom qab yaug.
Tso dej ntws:
Cov Flow Flow tus nqi yuav tsum muaj mob kom tsis txhob muaj kev puas tsuaj rau cov qauv sab hauv ntawm cov kab tiv thaiv sab hauv.
Lub sijhawm tso dej tawm tuaj yeem hloov kho raws li kev siv daim tiv thaiv tiv thaiv thiab qib kev sib txuam ntawm cov impurities, feem ntau yog 15 txog 30 feeb.
Hloov thiab rov ua dua tshiab
Hloov lub sijhawm:
Thaum cov seem ntawm cov kem siab nce ntxiv, qhov kev sib cais ua kom tsawg dua lossis cov hauv paus drift yog loj, hloov ntawm cov txheej txheem tiv thaiv yuav tsum tau txiav txim siab.
Txoj kev tsim qauv:
Rau qee hom kev tiv thaiv tiv thaiv, xws li cov raws li cov raws li Silica Gel, lawv txoj kev ua tau zoo tuaj yeem rov qab los ntawm kev kho kom rov kho dua tshiab.
Cov kev tsim qauv muaj xws li cov dej ntws yaug cov kuab tiv thaiv nrog cov organic cov kuab tshuaj thiab dej nrog cov tshuaj tshwj xeeb, xws li dilute sulfuric acid.
Kev xaiv ntawm txoj kev tsim qauv yuav tsum tau txiav txim siab raws li cov ntaub ntawv ntawm cov kab tiv thaiv tiv thaiv thiab qhov xwm ntawm cov pa paug.
Cia thiab Txij Nkawm
Kev Cia
Yuav tsum tau muab cov txheej txheem tiv thaiv, txias thiab muaj qhov cua txias, txav ntawm lub hnub ci thiab huab cua sov thiab av noo.
Kev kub siab yuav ua rau kev laus thiab deformation ntawm cov ntim hauv kem tiv thaiv, thiab siab noo ib puag ncig yog ib qho yooj yim rau xeb cov khoom hlau thiab kev laus zeb.
Txij Nkawm Ntsuas
Thaum lub nroog tiv thaiv tsis yog siv rau lub sijhawm ntev, nws yuav tsum muab cov kuab tshuaj uas tsim nyog, xws li Methanol, Acetoniturile, thiab lwm yam, los tswj hwm nws cov kev ruaj ntseg thiab kev ua tau zoo.
Ua ntej cia, The Sacass yuav tsum tau muab ntxuav kom huv thiab qhuav kom tsis txhob muaj cov kuab tshuaj thiab cov kab mob loj hlob.
Cov kev ceev faj
Zam kev tsis sib haum cov yeeb yaj kiab:
Thaum siv cov kab tiv thaiv tiv thaiv, siv cov kuab tshuaj uas tsis sib xws los yog phales mobile yuav tsum zam kom tsis txhob muaj kev puas tsuaj rau cov kab tiv thaiv.
Kev soj ntsuam tsis tu ncua:
Txheeb xyuas cov xwm txheej sib txuas thiab nruj ntawm cov chaw tiv thaiv tiv thaiv tsis tu ncua kom ntseeg tau tias nws ua haujlwm zoo.
Sau cov ntaub ntawv:
Sau cov ntawv siv rau kem, suav nrog hom qauv siv, tus naj npawb ntawm kev tshuaj xyuas, lub sijhawm ntxuav thiab txij nkawm, thiab cov kuab tshuaj siv.
Los ntawm cov ntaub ntawv no, peb tuaj yeem ua tus txiav txim siab zoo dua rau cov kev ua tau zoo ntawm cov kab tiv thaiv tiv thaiv, twv cov teeb meem tshwm sim ua ntej thiab coj ntsuas kom raws sijhawm.
Hauv cov ntsiab lus xaus, kev txij nkawm ntawmGuard Soc hauv chromatographyXws li qhov dej ntws rov qab, hloov chaw thiab rov tsim dua tshiab, kev khaws thiab txij nkawm, thiab cov kev ceev faj. Tsuas yog ua raws li txoj kev saib xyuas kom raug thiab cov tswv yim tuaj yeem ua haujlwm ntev ntev thiab sib cais ntawm cov txheej txheem tiv thaiv tau ua kom tiav.
Cim npe nrov: Guard Soc hauv chromatography, Tuam Saib Xyuas Hauv Chromatography Cov Chaw Lag Luam, Chaw muag khoom, Hoobkas
Xa kev nug
