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. 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® R 816 AEROSIL® R 812 S AEROSIL® R 972 V AEROSIL® R 7200 AEROSIL® RX 200