Mokhoa oa chrotography ke mokhoa oa bohlokoa oa tlhahlobo o sebelisitsoeng ho lits'ebetso tse fapaneng tsa lihlahlobo, ho kenyelletsa le ho tsebahatsa litlokotsi tsa tlhaho. Ho netefatsa sephetho se nepahetseng le se tšepahalang, khetha li-vaialis tsa 18Mm - boholo bo tloaelehileng ho pholletsa le lits'ebetso tsa lab - e bohlokoa. Mona re hlahloba meqomo e meraro ea bohlokoa ha re khetha boholo bona.

1. Lisebelisoa le karohano ea lik'hemik'hale

Mehopolo ea thepa ha e khetha18mm choromatographske e 'ngoe ea bohlokoa ka ho fetisisa. Liqeto tse tloaelehileng li kenyelletsa khalase le polasetiki e fapaneng joaloka Polypropylene le Polyethylene; Ha u khetha litekete tsa liteko tsa hau, ho bohlokoa hape hore li tsamaisana le lipelaelo le li-solvents tse sebelisitsoeng.

Li-vies tsa khalase:Li-vies tsa khalaseli loketse likopo tse kenyelletsang mehlala ea mocheso o phahameng, joalo ka ha li ka har'a litheko le maemo a tikoloho. Ba ka boela ba adsb ho libaka tsa polasetiki tse etsang hore motho a be teng habonolo.

Li-viols tsa polasetiki:Li-vials tsa polasetikiFana ka litharollo tse bobebe le tse senyehileng, li li arola, li ba etsa khetho e ntle bakeng sa lits'ebetso tse itseng. Leha ho le joalo, bafuputsi ba tlameha ho etsa bonnete ba hore polasetiki ea bona e khethiloeng e lumellana le li-soevents kapa sampole tse sebelisoang ho sebelisoa, ho thibela ho leleka kapa litšila.

Solick-Sisteme Mattrix

Mofuta oa Poomer	PH RO RRAEM	Mamello ea khatello	Ts'ebeliso e ikhethang
Polyproplene (PP)	1-12	600 Bar	LC-Mme Molumo oa Mohala oa Mehala e nang le iin-pair reagents (0.1% TFA)
Polyetherethel (Peek)	0-14	> 1000 Bar	Li-uhplc systems (acetonitrole ruruha <0,5% e fetang 72h)
Mefuta e mengata e fetotsoeng	N \ a	400 bar	Tlhahlobo ea Petisibe (20-30% Pholoso ea Pholoso e sa sebetseng)

2. Khokahano pakeng tsa cap le li-inclants

Cap le septaKhetho e bohlokoa joalo ka ha e le ea bohlokoa ho li-varomatography tsa chromatography e le khetho ea lintho tse bonahalang. Ba sebetsa e le litšitiso khahlanong le tšoaetso ea mohlala le ea mouoane, kahoo nahana ka lintlha tsena pele u etsa khetho ea hau:

Mefuta ea Cap: Ho na le mefuta e fapaneng ea cap e fumanehang, joalo ka li-cap tsa screw, li-cap tsa li-cap tsa crimp le li-cap tsa snap, tse ka lekanang le lisebelisoa tsa hau tsa laboratoring le mekhoa ea hau ea mapholi. Pele ho etsa qeto ha u khetha e sebelisitsoeng.

Lipone tsa Septa: Hangata Septa a ahoa ho sebelisoa lisebelisoa tse kang polytetraflueeeth PTF e fana ka khanyetso e ntle ea lik'hemi tsa komile ha silicone li fana ka thepa e tiisang.

3. Likopo le ho sebelisa linyeoe

Kopo le tšebeliso ea tšebeliso ke batho ba babeli ba bohlokoa ha ba khetha litakatso tsa 18mm chomatography. Nahana ka lebaka:

Mohlala oa mohlala: Ha o ntse o tlatsa likhama le samples bakeng sa ho hlahlobisisa, netefatsa hore li amohela molumo oa mohlala oa hau o hlokahalang. Ho feta tekano kapa ho kena ka tsela e itseng ho ka etsa hore li-chromatographic liphetho.

Mokhoa oa Tlhahlobo: Mekhoa ea croroma ea chromatographic, e kang chromatography (GC) le li-chromatograph tsa chromatography (LC), li hloka mefuta e boima kapa lisebelisoa tse ikhethang; Hlokomela litlhokahalo tsa hau tse khethiloeng pele u ka tsoela pele.

Mofuta oa Sampole: Lisebelisoa tsa Lik'hemik'hale le kaho ea molao li tla susumetsa lisebelisoa le litlhare tsa bophahamo ha li khetha lisebelisoa tsa vaerase.

Litlhokahalo tsa Bohlokoa: Nahana hore na kopo ea hau e hloka hore kopo ea hau ea moea e hloke litiiso tsa moea ho thibela mouoane oa mohlala kapa tšilafalo.

Ha ba khetha likhama tsa 18mm chromagramography, bafuputsi ba tlameha ho buisana ka hloko, cap, le khetho ea Septa le ho sebelisa likarolo tse khethehileng ho fumana lisebelisoa tse loketseng. Ka ho elelloa ka hloko lintlha tsena, bafuputsi ba ka netefatsa hore liteko tsa bona tsa chromographic li etsoa ka nepo le ho tšepahala, liphetho tse tšepahalang tsa lab.

Lekola melemo ea ho sebelisa lihlooho tsa lihlooho tsa lihlooho tse tsoang ho chromatography le sengoloa sena:Hobaneng ha Headspace e sebelisoa li-chromatography? Li-angles

E fetileng:

Litokelo tsa masela a marang-rang bakeng sa liphallelo tsa ciaromatographs bakeng sa lisebelisoa tsa lipatlisiso

E 'ngoe:

Lithako tsa chromatography bakeng sa tlhahlobo ea Deusternic To Lekano