Min. Order Reference FOB Price
10 Tons US$2,500.00-4,000.00 / Ton
Product Description
Product Description Fumed silica, also known as pyrogenic silica, because it is produced in the flame. It is superfine micro-nano fine chemical products with primary particle size 5 -50 nm, which is divided into hydrophilic type and hydrophobic type according to their different surface treatment ...