Nyob rau hauv lub ntiaj teb no ntawm high-performance kua chromatography (HPLC), xaiv txoj cai tubing yog ib qho tseem ceeb rau ua kom tiav cov ntsiab lus tseeb, txhim khu kev qha. Ib qho kev xaiv nrov tshaj plaws thiab muaj txiaj ntsig zoo muaj yogPEEK tubing, uas ua lub luag haujlwm tseem ceeb hauv kev ua kom ntseeg tau qhov tseeb ntawm kev tshuaj xyuas tshuaj nyob rau hauv kev kub siab. Hauv tsab xov xwm no, peb yuav tshawb xyuas vim li cas PEEK tubing yog qhov kev xaiv zoo tshaj plaws rau cov kws tshaj lij hauv chav kuaj thiab xaiv qhov loj npaum li cas thiab cov lus qhia tshwj xeeb tuaj yeem txhawb koj cov kev sim ua kua chromatography.
Vim li cas PEEK Tubing yog qhov tseem ceeb rau HPLC
High-Performance Liquid Chromatography (HPLC) yog cov txheej txheem analytical sophisticated dav siv nyob rau hauv ntau yam lag luam, xws li tshuaj, ib puag ncig saib xyuas, thiab zaub mov kev nyab xeeb. Thaum HPLC kev tshuaj xyuas, cov tshuaj reagents yog siv los ntawm kev kub siab los ntawm lub kaw lus, uas ua rau muaj kev ntxhov siab ntau ntawm cov raj. Qhov no ua rau nws yuav tsum tau siv cov tubing uas muaj zog, tshuaj tiv thaiv, thiab muaj peev xwm tiv taus qhov kub thiab txias.
PEEK tubing, nrog nws cov khoom siv zoo heev thiab cov tshuaj tiv thaiv, yog tsim los ua kom tau raws li cov kev xav tau no. Nws tiv taus siab txog li 300bar, ua rau nws zoo tagnrho rau siv hauv HPLC daim ntawv thov. Ntxiv mus, PEEK (Polyetheretherketone) tsis elute hlau ions, xyuas kom meej tias qhov kev soj ntsuam tseem tsis muaj paug, uas yog ib qho tseem ceeb nyob rau hauv cov txheej txheem analytical qhov precision yog txhua yam.
Cov yam ntxwv tseem ceeb ntawm 1/16 "PEEK Tubing
Maxi Scientific Instruments (Suzhou) Co., Ltd.muab1/16" PEEK tubingnyob rau hauv ntau qhov ntau thiab tsawg, tso cai rau koj xaiv lub raj uas zoo tshaj plaws haum rau koj lub HPLC teeb. Sab nraud txoj kab uas hla (OD) ntawm lub raj yog 1/16 "(1.58 mm), tus qauv loj uas haum rau feem ntau HPLC systems. Cov kev xaiv muaj nyob rau sab hauv (ID) muaj xws li 0.13mm, 0.18mm, 0.25mm, 0.5mm, 0.75mm, thiab 1mm, muab rau koj nrog ntau yam kev xaiv rau cov nqi sib txawv thiab kev siv.
PEEK tubing los ntawm Maxi Scientific Instruments paub txog nws txoj kev ua siab ntev ntawm± 0.001 "(0.03 hli)rau ob sab hauv thiab sab nraud diameters, kom ntseeg tau qhov sib xws hauv kev ua haujlwm. Qhov kev txiav txim siab no yog qhov tseem ceeb rau kev txhim kho HPLC cov txiaj ntsig, qhov twg txawm tias qhov hloov pauv me ntsis tuaj yeem cuam tshuam qhov zoo ntawm kev tshuaj xyuas. Tsis tas li ntawd, rau kev txiav txim ntawm PEEK tubing tshaj5 meters, afree tubing cutteryog muab, uas ua rau txiav cov tubing rau koj xav tau ntev yooj yim thiab meej.
Qhov zoo ntawm Kev Siv PEEK Tubing hauv HPLC
1. High Pressure Resistance: PEEK tubing yog tsim tshwj xeeb los tiv thaiv qhov chaw muaj kev kub ntxhov, ua rau nws zoo meej rau HPLC daim ntawv thov uas cov tshuaj reagents tau ntim rau hauv siab heev. Nws tuav nws txoj kev ncaj ncees nyob rau hauv siab siab mus txog400 bar, kom ntseeg tau tias du thiab tsis muaj kev cuam tshuam thaum koj txheeb xyuas.
2. Tshuaj tiv thaiv: Ib qho tshwj xeeb ntawm PEEK tubing yog nws cov tshuaj lom neeg tshwj xeeb. Nws tuaj yeem tswj tau ntau yam kuab tshuaj, nrog rau cov kua qaub, cov hauv paus, thiab cov kuab tshuaj organic, yam tsis muaj degrading lossis leaching cov kab mob phem rau hauv lub cev. Qhov no ua rau nws zoo tagnrho rau rhiab tshuaj ntsuam xyuas uas yuav tsum tau purity thiab raug.
3. Thermal stability: PEEK tubing kuj boasts ib qho impressivemelting point ntawm 350 ° C, ua rau nws tiv taus qhov kub thiab txias uas tuaj yeem tshwm sim thaum lub sij hawm ntev los yog kev ntsuas kub siab. Qhov kev tiv thaiv tshav kub no ua kom cov tubing tseem ua haujlwm txawm tias nyob rau hauv qhov chaw kub kub, muab kev ntseeg siab thoob plaws ntau yam kev sim.
4. Compatibility nrog Finger-Tight Fittings: PEEK tubing yog tsim los ua haujlwm seamlessly nrog cov ntiv tes nruj fittings, muab kev sib txuas yooj yim thiab siv tau yam tsis tas yuav tsum muaj cov cuab yeej nyuaj. Tus neeg siv-phooj ywg feature no ua rau nws yooj yim dua los teeb tsa thiab tswj koj lub HPLC system.
5. Xim-coded rau kev txheeb xyuas yooj yim: Lub PEEK tubing yog xim-coded raws li lub puab kab uas hla (ID) los pab qhia tau yooj yim. Thaum tus number case tuaj yeem hnav nrog kev siv, nws tsis cuam tshuam rau kev ua haujlwm ntawm lub raj, kom ntseeg tau tias koj tseem tuaj yeem tso siab rau nws rau koj qhov kev tshuaj xyuas.
Dab tsi yuav tsum zam thaum siv PEEK Tubing
Thaum PEEK tubing tiv taus ntau yam tshuaj, muaj qee qhov kev zam.Concentrated sulfuric acidthiabconcentrated nitric acidtuaj yeem ua rau cov tubing puas tsuaj, yog li lawv yuav tsum zam. Tsis tas li ntawd, PEEK tubing tuaj yeem nthuav dav thaum raug rau qee cov kuab tshuaj xws liDMSO (dimethyl sulfoxide), Cov tshuaj dichloromethane, thiabTHF (tetrahydrofuran), uas tej zaum yuav cuam tshuam rau lub system kev ncaj ncees lub sij hawm.
Kev siv tiag-ntiaj teb ntawm PEEK Tubing
Ntau lub chaw soj nstuam thiab kev lag luam cia siab rau PEEK tubing rau ntau hom kev siv HPLC. Piv txwv li, cov chaw soj ntsuam tshuaj siv PEEK tubing los xyuas kom meej thiab meej sib cais ntawm cov tebchaw hauv cov tshuaj formulations. Ib yam li ntawd, cov chaw kuaj ib puag ncig siv PEEK tubing rau kev tshuaj xyuas cov dej thiab cov qauv hauv av yam tsis muaj kev pheej hmoo kis kab mob los ntawm cov tubing nws tus kheej.
Optimize koj HPLC System nrog PEEK Tubing
PEEK tubing yog ib qho yuav tsum muaj rau txhua chav kuaj ua cov kua chromatography ua haujlwm siab. Nrog nws cov kev ua haujlwm siab, tshuaj tiv thaiv zoo heev, thiab thermal stability, PEEK tubing xyuas kom meej tias koj lub HPLC system muab cov txiaj ntsig raug thiab txhim khu kev qha. Maxi Scientific Instruments muaj1/16" PEEK tubingnyob rau hauv ntau qhov ntau thiab tsawg thiab precision kam rau ua kom haum rau ntau yam kev siv, ua rau nws mus rau kev xaiv rau lub chaw soj nstuam thoob ntiaj teb.
Tiv tauj peb hnub nokom paub ntau ntxiv txog peb tus nqi hwm PEEK tubing thiab nws tuaj yeem txhim kho qhov ua tau zoo thiab raug ntawm koj qhov kev tshuaj xyuas HPLC.
Post lub sij hawm: Dec-18-2024