Ta yaya nau'in vial yake shafar nazarin abubuwan da ke haifar da mahadi

A lokacin da nazarin mahimmin kwayoyin halitta (VOCES) ta amfani da fasahar gas (GC), musamman kan hanyoyin samar da dabaru, zaɓi nau'in buɗewar vial muhimmiyar mahimmanci ce. Tsarin budewar vial yana da tasiri mai tasiri akan ingancin tarin, amincin nazarin, da kuma daidaito na sakamakon bincike na ƙarshe. Wannan labarin bayani game da nau'ikan kayan kwalliya na iya haifar da bincike na VOC da kuma nuna mahimmancin la'akari ga masu binciken da masana LAb.

Fahimtar nau'ikan ƙaƙƙarfan vial

Nau'in wahalar vial yana magana da farko ga ƙira da girman saman buɗe vial. Tsarin aiki na yau da kullun sune kamar haka:

Dunƙule-top vials: Vials tare da wuya wuya da kuma dunƙule-saman hula don rufewa mai tsaro. Sunã sanin abin da suka kasance sunã yin amfani da shi da Airthightness, wanda yake da mahimmanci don rike da samfurin mutuncin.

Cress vials: Wadannan vials suna da wuyan santsi kuma suna buƙatar kayan aiki mai kyau don amintaccen ƙarfe hula zuwa roba ko silicone silicone. Wannan ƙirar tana samar da kyakkyawan hatimin don hana voo asarar kuma yana da kyau don samfuran m.

Snap-saman vials: Wadannan vials suna da karaya-wuri na sama don saurin shiga, amma ba sa suttura da saman dunƙule ko kuma masu laifi-top vials. Ana amfani da waɗannan yawanci don ƙarancin samfuran m.

Kuna son sanin cikakken bayani game da kai tsaye, don Allah a duba wannan labarin:Mudjji ga Headspace Vials: fasali, zaɓi, farashi, da amfani

Tushen samfurin kwalban samfurin akan bincike na VOC

Zabi na wuyancin wuyanci yana shafar wasu fannoni da yawa na bincike na VOC.

1. Sample amincin da volatility

Ofaya daga cikin babban abin da damuwa lokacin da nazarin murkushe vocs yana kiyaye amincinsu yana riƙe da amincinsu a dukkanin samfuran samfurori da tsarin bincike. Nau'in abun vial wuya yana taka muhimmiyar rawa wajen hana ruwa.

Voaled vials: ƙirar ƙirar da ke ba da itace mai ƙarfi, rage haɗarin haɗarin layin voc lokacin ajiya da bincike. Wannan yana da mahimmanci musamman ga samfurori waɗanda zasu iya kula da bayyanar ATMOSPHERIC.

Vals Vials: Laifi seedin samar da sutura mai iska, rage girman yuwuwar voc ta hanyar shayarwa. Wannan yana da mahimmanci yayin ma'amala da mahimmin mahaɗan da ke cikin sauƙi waɗanda ke da sauƙi a cikin sararin samaniya.

Snap cap vials:Snapsun dace, amma ba sa suttura da ƙyallen ko ƙyallen laifi kuma sun fi magana, wanda na iya haifar da hukunci.

2. Sauƙin samfuri

Hakanan zane mai wuyan wuya shima yana shafar sauƙin samar da samfurin da bincike.

Valased vials: Waɗannan vials suna da sauƙin amfani kuma za'a iya buɗe su da sauri kuma a rufe ba tare da kayan aiki na musamman ba. Wannan sauƙin amfani da sauƙaƙe aiki a cikin dakin gwaje-gwaje.

Valp Top vials: Top Pials hatimin VIALS VIALS Saka da kyau amma suna buƙatar ƙarin kayan aiki (kayan aiki) don rufe da buɗe, wanda zai iya rage lokacin sarrafa samfurin.

Sna saman vials: Tsarin tsari yana ba da damar samun damar samfurin samfurin, amma dole ne a auna wannan dacewar maganganu tare da amincin samfurin.

3. Karancin Autosampler

Yawancin labs suna amfani da Autosamppers don yin allamples ta atomatik a cikin tsarin GC su. Irin nau'in vial yana da mahimmanci don dacewa da kayan aiki masu zuwa:

An tsara yawancin kayan aikin bidiyo: An tsara yawancin autosamplers don dacewa da rashin daidaituwa a cikin vials, yana tabbatar da aiwatarwa a lokacin da ake yin amfani da samfurori.

Abubuwan Tops Tops: Wasu autosamppers zasu iya saukar da togon katako, amma ba duk samfura bane. Yana da mahimmanci a bincika dacewa don guje wa batutuwan yayin bincike.

Sna Top vials: Snap Top vials ba su aiki tare da duk autosampplers kamar yadda ba su samar da kyakkyawar hatimi kuma suna iya haifar da samarwa da rashin daidaituwa.

Sauran la'akari

Akwai wasu dalilai da yawa da za a yi la'akari da nau'in wuyan lokacin zabar wani mutum mai ma'ana don bincike na VOC.

1. Jealants

Abubuwan da aka yi amfani da su don Septum (ɓangare wanda allura ke shiga) yana da matukar muhimmanci.Silicone Silta Ana amfani da su sosai saboda juriya na sunadarai da ikon kula da hatimi mai kyau a wani zazzabi. Tabbatar cewa kayan sutturar ya dace da takamaiman aikin da ake bincika.

2. Karfin vial

Yawan kai na saman ruwa sama da samfurin ruwa yana da mahimmanci don ingantaccen daidaitawa tsakanin ruwa da matatun gas. Manyan vials gaba ɗaya suna ba da ƙarin headspacepace, wanda ke ƙaruwa da hankali na gano mahaɗan volatile.

3. Zafin zazzabi

Wani tunani ne shine ko vial iya yin tsayayya da zazzabi yayin bincike. Dole ne a mai da wasu kurarru yayin bincike, don haka samfurin vial dole ne ya sami damar kula da amincinta a ƙarƙashin waɗannan yanayin ba tare da rasa hatiminsa ba.

Don ƙarin bayani game da Autosampler Vials don gas Chromatography, koma zuwa wannan labarin: 2 ml autosampler vials don gas chromatography

A taƙaice, zaɓi na samfurin bakin yana da tasiri mai zurfi akan nazarin ƙwayar ƙwayar cuta ta hanyar cututtukan gas ta gas. Abubuwa kamar samfurin mutunci, ingantaccen aiki, da kayan rufe duk suna taka muhimmiyar rawa wajen tabbatar da daidaito da amincin sakamako.

Masu bincike da masu fasaha masu fasaha ya kamata su kimanta waɗannan fannoni lokacin zabarShugaban Headspace don bincike na VOC. Ta hanyar fifikon zane mai kyau wanda za a iya rufe shi, kamar su dunƙule-vials ko latsa-vials, dakunan gwaje-gwaje na iya haɓaka asarar kayan maye da haɓaka aikin nazarin.