Lithako tsa lik'hemik'hale ke lintho tse qhibilihisang qhibilihiso, tse fellang ka tharollo. Li bapala karolo ea bohlokoa indastering e fapaneng, ho kenyeletsoa meriana, lipente, lipente le lihlahisoa tsa ho hloekisa. Ho tenyetseha ha lithako tsa lik'hemik'hale ho etsa hore li be bohlokoa haholo libakeng tsa indasteri le tsa laboratori.
Mosebetsi o mong oa mantlha oa lik'hemik'hale tse qhibilihang ke ho nolofatsa liketso tsa lik'hemik'hale. Ka mohlala, indastering ea meriana, li-solvent li sebelisoa ho ntša metsoako e sebetsang ho tsoa linthong tse tala, ho netefatsa hore meriana e sebetsa hantle ebile e bolokehile bakeng sa tšebeliso. Li-solvent tse tloaelehileng lefapheng lena li kenyelletsa ethanol, methanol le acetone, e 'ngoe le e 'ngoe e khethiloe ka lebaka la bokhoni ba eona ba ho qhala metsoako e itseng.
Indastering ea pente le ho roala, metsoako ea lik'hemik'hale ea bohlokoa bakeng sa ho fihlela botsitso bo lakatsehang le litšobotsi tsa ts'ebeliso. Li thusa ho fokotseng pente, li lumella ts'ebeliso e boreleli le linako tse potlakileng tsa ho omisa. Metswako e kang toluene le xylene e sebelisoa khafetsa, empa metsoako ea eona ea tlhaho e feto-fetohang (VOCs) e ka baka likotsi tikolohong le bophelong bo botle. Ka lebaka leo, ho na le mokhoa o ntseng o hola oa nts'etsopele ea metsoako e nang le VOC e tlase le e thehiloeng metsing.
Ho feta moo, dikhemikhale tse qhibilihisang di bohlokwa dihlahisweng tsa ho hlwekisa, moo di thusang ho qhibilihisa mafura, oli le ditshila tse ding. Diqhibilihisang tse kang isopropyl alcohol le ethyl acetate di atisa ho fumanwa dihlwekising tsa malapeng le tsa diindasteri, e leng se etsang hore di sebetse hantle ho bolokeng bohloeki le bohloeki.
Leha ho le jwalo, tshebediso ya ditharollo tsa dikhemikhale ha e na mathata. Ditharollo tse ngata tsa setso di kotsi, e leng se lebisang melaong e thata mabapi le tshebediso le ho lahla ha tsona. Sena se susumeditse bafuputsi le bahlahisi ho batla mekgwa e meng e sireletsehileng, jwalo ka ditharollo tse thehilweng hodima bio tse tswang mehloding e ntjhafatswang.
Qetellong, dikhemikhale tse qhibilihisang ke dikarolo tsa bohlokwa diindastering tse fapaneng, tse thusang ditshebetso tse tlohang ho etseng dithethefatsi ho isa ho hlwekiseng bokahodimo. Ha tlhoko ya dikgetho tse bolokehileng le tse tsitsitseng e ntse e hola, bokamoso ba dikhemikhale tse qhibilihisang bo ka nna ba bona boiqapelo bo boholo bo reretsweng ho fokotsa tshusumetso tikolohong ha ka nako e ts'oanang bo ntse bo boloka katleho.
Nako ea poso: Pherekhong-07-2025