Sodium Silicofluoride (Na₂SiF₆) 16893-85-9 is used for several important purposes, primarily as a fluoride source. This compound is widely used in the water treatment industry for fluoridation processes to help control water quality. Additionally, sodium silicofluoride is used in the glass and ceramics industries to improve product strength, clarity, and resistance to heat and chemicals. In the metals industry, this compound acts as a flux or aid in metal smelting and refining processes.