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  • Cov cuab yeej thiab kev siv cov activated carbon

    Cov pa roj carbon activated: yog ib hom tsis-polar adsorbent siv ntau dua.Feem ntau, nws yuav tsum tau ntxuav nrog dilute hydrochloric acid, ua raws li ethanol, thiab tom qab ntawd ntxuav nrog dej.Tom qab ziab ntawm 80 ℃, nws tuaj yeem siv rau kab chromatography.Granular activated carbon yog qhov kev xaiv zoo tshaj plaws rau kem ch ...
    Nyeem ntxiv