Raws li ib feem ntawm cov tshuaj suav tshuaj hauv cov tshuaj niaj hnub thiab biotechnology, cov khoom siv roj ntsha ua lub luag haujlwm tseem ceeb hauv kev tiv thaiv thiab kho cov kab mob, tiv thaiv thiab txhim kho tib neeg kev noj qab haus huv.Cov khoom siv roj ntsha xav tau ntau yam txheej txheem lom neeg, purification thiab tsom xam cov txheej txheem kom tau txais lub hom phiaj.Lub cev pom, nrog cov txiaj ntsig zoo, tuaj yeem ua tiav txoj haujlwm, yog ib qho tseem ceeb ntawm cov khoom siv roj ntsha.
Cov khoom siv roj ntsha, nrog rau cov kab mob, cov kab mob, cov tsiaj txhu thiab cov ntaub so ntswg lom raws li cov ntaub ntawv pib, muaj ntau yam tsis tuaj yeem tswj tau xws li feem ntau qhov chaw thiab cov txheej txheem tsim khoom.Tus nqi ntawm cov roj ntsha impurities tau nthuav tawm yog loj heev thiab tsis tuaj yeem kwv yees kom raug.Tus naj npawb ntawm impurities thiab ntau npaum li cas hauv cov kua nyoos tsuas yog tswj tau los ntawm cov khoom teev tseg hauv tus qauv zoo.Nws yog ib qho nyuaj rau tswj hwm lwm yam impurities comprehensively, thiab kev tswj xyuas yog lub hauv paus ntawm benign ntau lawm