haihua silica, silica market conditions
applications of haihua silica and the market situation of haihua silica 1. overview of silica silk black fumed silica and ultrafine silica gel also include powdered synthetic aluminum silicate and calcium silicate. chemical existence mode: white carbon black is a porous substance, and its composition can be represented by sio2·nh2o. the surface form of nh2o…
