In the agricultural chemicals company in the largest silica, such as pesticides, fertilizers, spraying efficient use of silica as a carrier or diluent, can maintain long-lasting effect of silica (combustion)); fumed silica; made grain silica; pharmaceutical grade silica; GH-7 type silica; GH-1A-type silica; GH-1B-type silica; hydrated silica; white carbon black; white smoke; precipitated hydrated silica; pure latex; colloidal silica; precipitated silica. Which silica guaranteed | Weifang Fuyuan (certified) | silica provided by Weifang Fuyuan Environmental Technology Limited. Weifang Fuyuan Environmental Technology Limited (www.wfdafuyuan.com) (www.wfdafuyuan.com) Shandong Weifang, other leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer demand. In Weifang Fuyuan leadership with the staff warmly welcome all inquiries negotiations to create Weifang Fuyuan better future.