EVONIK CORPORATION › AEROSIL® 380 AEROSIL® 380 $0.00 AEROSIL® 380 is a hydrophilic fumed silica with a very high specific surface area of 380 m2/g. Quantity: Add To Cart Added! AEROSIL® 380 is a hydrophilic fumed silica with a very high specific surface area of 380 m2/g. You Might Also Like AEROSIL® R 812 S AEROSIL® 200 AEROSIL® R 816 AEROSIL® R 208 AEROSIL® 200 HV