Polyaluminium Chloride

Polyaluminium chloride PAC
Polyaluminium chloride pac yog cov tshuaj tsuag-qhuav-qhuav daj, tsuas yog siv rau kev kho dej hauv cov teb sib txawv {}}
Ntau

Peb yog cov kws tshaj lij polyaluminium chloride cov chaw tsim khoom thiab cov chaw muag khoom hauv Suav teb, tshwj xeeb hauv kev muab cov khoom lag luam zoo tshaj plaws ntawm cov nqi sib tw los ntawm peb lub hoobkas.