Tshuaj Fluorosilicate

Nrhiav cov tshuaj fluorosilicate cov kua tshuaj thiab cov neeg muag khoom hauv Suav Teb. Changyuan muaj qhov zoo ntawm cov khoom permanganate nrog cov nqi sib tw. Thov so kom paub tseeb tias muaj cov khoom muaj nqis thoob nplaj ua poov xab fluorosilicate hauv Suav teb los ntawm peb lub koom haum.