Tuam Tshoj tsis tu ncua tej poov lim rau kev xa khoom
Kev qhuab qhia cov hmoov av lim dej yog ib chav ntawm cov koob txhaj tshuaj uas haum rau cov lim dej los ntawm cov dej tsis huv lossis roj av. Lawv muaj ib daim nyias nyias uas tso kua rau cov kua kom dhau los ntawm thaum khaws cov khoom seem. Lub cev muaj zog ntseeg tau ntseeg tau tias lub taub lim tsis qhia cov paug rau hauv cov qauv ua tiav.
Kev qhuab qhia cov hmoov av lim dej yog ib chav ntawm cov koob txhaj tshuaj uas haum rau cov lim dej los ntawm cov dej tsis huv lossis roj av. Lawv muaj ib daim nyias nyias uas tso kua rau cov kua kom dhau los ntawm thaum khaws cov khoom seem. Lub cev muaj zog ntseeg tau ntseeg tau tias lub taub lim tsis qhia cov paug rau hauv cov qauv ua tiav.
Thawj cov haujlwm
Kev lim: tshem tawm cov teeb meem uas muaj teeb meem, cov kab mob, thiab lwm yam paug los ntawm cov qauv.
Kom tsis muaj menyuam: ua kom muaj txiaj ntsig tias cov tshuaj filed yog pub dawb ntawm cov kab mob me me.
Kev Npaj Qauv: Tshem tawm impurities uas tuaj yeem cuam tshuam nrog cov txiaj ntsig thiab npaj cov qauv rau kev txheeb xyuas ntxiv.
Hom kev lim mist ntawm cov lim dej
Kev ua kom tsis muaj cov lim dej tuaj yeem faib raws li ntau cov qauv:
Cov ntaub ntawv muaj pes tsawg ntawm cov koob txhaj tshuaj lim
Cov ntaub ntawv siv rau daim nyias nyias thiab tsev muaj kev cuam tshuam tseem ceeb ntawm kev ua haujlwm ntawm lub lim thiab haum rau ib daim ntawv thov tshwj xeeb:
Nylon: Paub rau nws cov kev zoo heev zog thiab cov tshuaj tiv thaiv. Haum rau kev lim cov aqueous thiab organic kuab tshuaj.
Ptfe(Polytetrafluoroethylene): Hydrophobic thiab siv tshuaj tiv thaiv, zoo tagnrho rau kev lim cov tshuaj kuab thiab roj av.
Tus mov (Polyethersulfone): Hydrophilic, tus nqi txaus; Haum rau cov kev daws teeb meem aquees thiab cellon colutor.
Pvdf (Polyvineylidene fluoride): muaj protein tsawg cov khoom siv, zoo tagnrho rau kev siv roj ntsha.
Memh (sib xyaw cellulose (haum rau cov kev daws teeb meem aquees; feem ntau siv hauv cov ntawv thov microbiology.
