Min. Order Reference FOB Price
2 Tons Negotiable
Product Description
Fumed silica, Hydrophobic type:R669 same as AEROSIL R104 Hydrophilic fumed silica by cyclotetra siloxane(D4) treatment Specific surface area(BET): 150+-25 m2/g PH:4.0 min SiO2:99.8% min Average primary particle size:12 nm Bulk density:50 g/l Carbon ...