Ikhaya »Imikhiqizo»Ama-autosampler vials»Uhlobo lwe-vial luthinta kanjani ukuhlaziya kwamakhompiyutha ajwayelekile ezinto eziphilayo?

Uhlobo lwe-vial luthinta kanjani ukuhlaziya kwamakhompiyutha ajwayelekile ezinto eziphilayo?

Emhlabeni wamakhemikhali wokuhlaziya, ikakhulukazi lapho uhlaziya ama-compacts aguqukayo (ama-Vocs), ukukhetha kwe-vial kudlala indima ebalulekile ekuqinisekiseni imiphumela enembile nethembekile. I-VI ehlukile ...
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Emhlabeni wamakhemikhali wokuhlaziya, ikakhulukazi lapho uhlaziya ama-compacts aguqukayo (ama-Vocs), ukukhetha kwe-vial kudlala indima ebalulekile ekuqinisekiseni imiphumela enembile nethembekile. Izinhlobo ezahlukahlukene ze-vial zingathonya kakhulu ubuqotho besampula, amanani wokutakula, kanye nokusebenza okuhlaziya okuphelele. Nakhu ukuthi ahlukahlukene athinteka kanjani i-Voc ukuhlaziya:

Ukwakheka Kwezinto Ezibonakalayo

Izinto ze-vial zingathinta ama-adsorption kanye nehlazo lamavoki. Ama-vials we-Blass asetshenziswa kakhulu ngenxa yokunganaki kwawo kanye nokuvuselelwa okuphansi, okusiza ukunciphisa ukungcoliswa nokulahlekelwa yizinhlanganisela eziguquguqukayo. Ngokuphambene nalokho, ama-vials epulasitiki angakwazi ukwethula okuguquguqukayo okwengeziwe ngenxa yokuqhuma okungaba khona noma i-adsorption, kunomthelela ukunemba kwezilinganiso ze-VOC.

I-Seating Mechanism

Indlela yokubopha uphawu ibalulekile ukuze kugcinwe ubuqotho besampula. Ama-vials ane-PTFE-Lined Septa anikeza uphawu lwe-Airtight olunciphisa ukuhwamuka nokungcoliswa. Lokhu kubaluleke kakhulu kuma-Vocs, angaphunyuka kalula uma kungenjalo aqukethe kahle. I-Pre-Slit Septa nayo yenza lula ukungena kwenaliti okulula ngenkathi kunciphisa ubungozi be-coring, ukuqinisekisa ukuthi amasampula ahlala engcolisiwe ngesikhathi sokuhlaziywa.

Usayizi we-vial nevolumu

Ubukhulu kanye nevolumu ye-vial kungathonya i-headpace etholakala ngokuhlaziywa kwegesi. Ama-vials amakhulu anganikeza ngaphezulu kwekhanda, avumela ukulingana okungcono phakathi kwezigaba eziwuketshezi negesi, ezibalulekile ekulinganisweni okunembile kwe-VOC. Ngakolunye uhlangothi, ama-vials amancane angahle abe efanelekile kakhulu kumanani wesampula alinganiselwe kepha angavimba ukutholakala kwe-headpace.

Ukuhambisana namasu okusampula

Amasu ahlukile weSampula, njenge-Headspace e-Static noma i-purge kanye nesicupho, adinga ukwakheka okuthile kwe-vial ukwenza kahle ukusebenza. Isibonelo, usebenzisa ama-vials enzelwe ukuhlaziya ama-tuli headspace avumela ukulingana okusebenzayo kwama-voc phakathi kwezigaba, ukuthuthukisa ukuzwela kokutholwa.

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