C12 {0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00} yog lub npe siab electrolytic copper, tseem hu ua ETP tooj liab (elecoly tawv tawv tooj liab). Nws muaj tsawg kawg 99.9% tooj liab thiab ob peb lub immerities (cov xaim hluav taws xob yog ib qho ntawm cov roj oxo Nws yog qhov zoo heev thiab machinuin thiab tau muaj kev cuam tshuam zoo thiab muaj peev xwm cia. Ib qho ntxiv, C12000 tseem siv rau hauv archabracural thiab kev siv artistic xws li vov tsev, tso tsheb hlau luam, boilers thiab duab puab. Nws cov yam ntxwv tseem ceeb yog cov haujlwm siab, zoo ua haujlwm, zoo heev corrosion thiab lub zog khaws cia.
