I-9mm 0.3ml polypropylene screw intamo i-vial
Kwi-Chromatography, ukukhethwa kosayizi we-vial kudlala indima ebalulekile ekunqumeni ukunemba nokwethenjwa kwemiphumela yokuhlaziya. Lo mphumela ungabangelwa yizici eziningana, kufaka phakathi ivolumu yesampula, i-headpace, ubungozi bokungcola, kanye nokuhambisana namasu wokuhlaziya.
Isampula yokucatshangelwa kwevolumu
Ubukhulu be-chromatography vial kumele bavumelane nevolumu yesampula ukuqinisekisa ukusebenza kahle.
Ama-vials amancane: Ngokuvamile enzelwe amavolumu amasampula amancane (isb.
Ama-Vaials ajwayelekile: Amasayizi asetshenziswa kaningi afaka u-1.5 ml no-2 ml. Lokhu kufanelekile kumavolumu amakhulu wesampula kepha kufanele kukhethwe ngokucophelela ukugwema ama-headpace ngokweqile noma inani elinganele elinesampula, zombili ezingathinta kabi imiphumela.
Imiphumela ye-Headspace
I-Headspace Eqile Eqile Evikelweni Kungaholela Ezindabeni Ezifana Ukuhwamuka Kwezakhi Ezishintshashintshayo Nemisindo Yokujova Okungahambelani. Ukuqinisekisa ukuthi usayizi we-vial kufanelekile ukuthi ivolumu yesampula isiza ukugcina imvelo engaguquki ngaphakathi kwe-vial, ebalulekile kwimiphumela evuselelwa kabusha.
Izingozi Zokungcola
Izinto ezibonakalayo nosayizi we-vial nazo zithonya izingozi zokungcola. Ngokwesibonelo:
Ingilazi vs plastic Kodwa-ke, ama-vials epulasitiki angahle alungele izinhlelo ezithile lapho ukuqhekeka khona ukukhathazeka.
Ukuhlanzeka kwe-VIAL: Ukusebenzisa ama-vials ahlanziwe kwangaphambili kunganciphisa kakhulu ubungozi bokungcola. Ama-vials angahlanzwe adinga ukuhlanzwa ngokuphelele ngaphambi kokusetshenziswa, okungakwazi ukwethula ukuhluka uma kungenziwa kahle.
Ukuhambisana namasu wokuhlaziya
Amasu ahlukene we-Chromatography angadinga usayizi othize we-vial kanye nezinhlobo:
I-HPLC ne-GC: Isitayela sokuvalwa nokubopha uphawu kubalulekile ekugcineni ubuqotho besampula ngesikhathi sokuhlaziywa. Isibonelo, ama-crimp caps ajwayele ukusetshenziswa kuma-gc vials ukuze avikeleke ngokuphepha amakhompiyutha, ngenkathi ama-screw cap angafaneleka kakhulu kwizicelo ze-HPLC.
Izicelo ezikhethekile: Ekuhlaziyweni kwe-biopharmaceutical, ama-vials athile aklanyelwe ukunciphisa ama-adsorption (njengengilazi ephansi ye-adsorption) ebalulekile ukuze alondoloze ama-biomolekculi abucayi njengamaprotheni nama-oligonucleotides.
Ukugcina
Ukukhetha usayizi ofanele we-vial kubalulekile ukuze uzuze imiphumela enembile nethembekile ye-chromatography. Izici ezifana nevolumu yesampula, ukuphathwa kwekhanda, ubungozi bokungcolisa, kanye nokuhambisana nezindlela zokuhlaziya kumele kubhekwe ngokucophelela ukuthuthukisa ikhwalithi yokuhlaziywa kwe-chromatomatic. Ukukhetha okuhle kwe-vial akugcini ngokuqinisekisa ubuqotho besampula kodwa futhi kunomthelela ekusebenzeni kahle nasekusebenzeni kokusebenza kwelebhu