Silicon(II) oxide, 99.99% (metals basis)

A major application of silicon oxide is production of portland cement. It is used in food and pharmaceutical applications and in semiconductor industry. It is the major precursor for preparing glass and silicon.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.