EVONIK CORPORATION › AEROSIL® 200 AEROSIL® 200 $0.00 AEROSIL® 200 is a hydrophilic fumed silica with a specific surface area of 200 m2/g. Widely usable in a broad range of applications. Quantity: Add To Cart Added! AEROSIL® 200 is a hydrophilic fumed silica with a specific surface area of 200 m2/g. Widely usable in a broad range of applications. You Might Also Like AEROSIL® 300 AEROSIL® 150 AEROSIL® R 974 AEROSIL® R 972 AEROSIL® 200 HV