EVONIK CORPORATION › AEROSIL® 200 VS AEROSIL® 200 VS $0.00 AEROSIL® 200 VS is a densified hydrophilic fumed silica with a specific surface area of 200 m²/g. Quantity: Add To Cart Added! AEROSIL® 200 VS is a densified hydrophilic fumed silica with a specific surface area of 200 m²/g. You Might Also Like AEROSIL® 300 AEROSIL® R 8200 AEROSIL® R 812 AEROSIL® RX 200 AEROSIL® R 202