<1>Cov. Poov tshuaj Fluoroontimonate txoj kev: Tus poov tshuaj fluoroantimonate thiab sulfuric acid tau ntxiv rau cov dej nag, thiab cov khoom siv acidolyzed los ntawm cov pa dej khov kho los ntawm cov pa roj hmab kom txaus Tiav bismuth pentoxide.
<2>Cov. Hlau Ruthenium oxidation txoj kev: cov ntsiav tshuaj ua kom yaj tau ua rau dej khov, thiab ntxuav tawm thiab ua kom tiav cov khoom lag luam tiav
Raws li ib qho nres cov kev pabcuam tshuaj lom neeg, toplus 'cov chaw tsim khoom yuav coj koj mus rau qhov chaw ntawm cov neeg tiv thaiv cov neeg sab nrauv.
