Shanghai HB New Materials Co., Ltd. [China]

SIO2 :High purity SIO2:JUNSEI origin Japan SIO2:widely used in articles for daily use potassium fluorosilicate   potassium silicofluoride CAS No. 16871-90-2 molecular formula K2SiF6 Mol. wt. 220.29  

high purity SIO2 (origin Japan)