Silicon Dioxide CAS 7631-86-9 Food Antioxidants. High Purity Grade: Purity of SiO2 is guaranteed to be >= 96% for industrial and food applications. Food Grade Safety: Suitable as a flow agent in powdered foods and hygroscopic applications. Versatile Applications: Used in food, pharmaceuticals, cosmetics, glass, ceramics, and microelectronics. Natural Resource Source: Derived from natural sources with strict quality control standards. Long Shelf Life: Product maintains stability for over 12 months when stored correctly. Strict Quality Control: Low levels of heavy metals, arsenic, and bacteria as per standard specifications. Global Export Capability: Exporting since 2013 to North America, Europe, Asia, and other global markets. Flexible Payment Terms: Accepts LC, T/T, PayPal, Western Union, and small-amount payments.