1.Nws tuaj yeem siv los tsim txhua yam ntawm cov hmoov txhuas ntsev, tshuaj tiv thaiv fouling, dej tiv thaiv tus neeg saib xyuas, pigment muab tub lim, xim desiccant, fiber ntau dyeing tus neeg saib xyuas, hnyav rau hnyav hlau cyanidation txheej txheem.
2.Nws yog dav siv nyob rau hauv dye, txheej thiab lwm yam kev lag luam ntau lawm.
3.Nws kuj yog ib qho reagent rau kev txiav txim siab ntawm chromium thiab molybdenum trioxide hauv tshuaj ntsuam xyuas.