Purchase Qty. Reference FOB Price
1-4 Tons US$5,000.00
5-9 Tons US$4,500.00
10-999 Tons US$4,000.00
1,000+ Tons US$3,500.00
Product Description
Product Description Pyrogenic silica hydrophilic fumed silica 200 with CAS 7631-86-9 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 ...