Izihlungi zesirinji vs fitter
Esikhathini esingokwendawo yokuhlunga kwelabhoratri, ukukhetha isihlungi esifanele kubalulekile ukuze kuqinisekiswe ubuqotho besampula nokuthola imiphumela efanele. Izinhlobo ezimbili ezisetshenziswayo ezisetshenziswayo zokuhlunga ngezimpawu nezihlungi ze-membrane. Ngenkathi zisebenzela izinjongo ezifanayo, ukuqonda ukungaboni ngaso linye kungakusiza ukuthi ukhethe inketho engcono kakhulu yohlelo lwakho lokusebenza oluthile.
I-1️⃣ design nokusebenza
Izihlungi zesirinji: Lezi zingamadivayisi ahlanganisiwe, asetshenziswa munye aqukethe ulwelwesi lokuhlunga olubekwe ngaphakathi kwepulasitiki. Zenzelwe ukunamathiselwa ngqo kwisirinji, ukuvumela ukugcwala okulula kwamanani amancane wesampula. Izihlungi zesirinji zilungele izinhlelo zokusebenza ezidinga ukususwa okusheshayo nokusebenzayo kwezinhlayiya ngaphambi kokuhlaziywa, ikakhulukazi ku-HPLC namanye amasu abucayi.
Izihlungi zeMembrane: zivame kakhulu futhi zitholakala ekucushweni okuhlukahlukene (njengefomu le-disc noma i-capsule), izihlungi ze-membrane zenzelwe uhla olubanzi lwezicelo. Zingasetshenziswa kuzo zombili izinqubo zokuhlunga eziwuketshezi kanye negesi futhi zivame ukusebenza njengamayunithi wokuhlunga we-standalone.
2️⃣ Ukuhlukahluka kwezinto
Izihlungi zesirinji: ezitholakala ngezinto eziningi ze-membrane, kufaka phakathi i-nylon, i-PTFE, PES, kanye nezihlungi ze-cellulose, zivumela izihlungi ze-purtulose, zivumela ukugcwaliswa kwe-filltration okuhambisana nokuhambisana kwamakhemikhali kanye nezidingo zamakhemikhali. Lokhu kuguquguquka kwenza kufanele kube lufanele izicelo ezahlukahlukene, kufaka phakathi amasampula endalo nezinto eziphilayo.
Ukuhlunga kukaMembrane: Kubuye kwenziwe ngezinto ezahlukahlukene, izihlungi ze-membrane zingakhethwa ngokuya ngezidingo ezithile ezinjenge-hydrophicity noma i-hydrophobicity. Imvamisa isetshenziswa ezinhlelweni ezikhudlwana lapho kudingeka khona okuphezulu.
3️⃣ Izicelo
Izihlungi zesirinji: zilungele kakhulu amasampula amancane wevolumu (imvamisa 1-1 ml), ajwayele ukusetshenziswa kuma-analytical labs okulungiselela amasampula ngaphambi kwe-chromatography noma ama-microscopy.
Izihlungi zeMembrane: Ilungele amavolumu amakhulu kanye nezicelo zezimboni, zivame ukuqashwa ekwelashweni kwamanzi, ezemithi kanye nokusebenza kokudla.
Ukugcina
Ukukhetha phakathi kokuhlunga ngezimpawu nezihlungi ze-membrane kuncike kwizidingo zakho ezithile maqondana nosayizi wesampula, ukuhambisana kwezinto ezibonakalayo, nohlobo lwesicelo. Ngokuqonda umehluko osemqoka phakathi kwalezi zindlela zokuhlunga, ungakha izinhlelo zakho zelabhoratri futhi uqinisekise imiphumela ethembekile.