日韩av在线中文,国产美女搞黄,18av在线视频,免费成年人在线视频,免费亚洲一区,欧美黄在线观看,黄色免费一级

您的瀏覽器版本太低，將不能正常瀏覽。請升級 Internet Explorer或使用Google Chrome瀏覽器。
如果您在使用雙核瀏覽器，請切換到高速 / 極速 / 神速 核心。
CokingPhenol
Product
2020-03-27
CokingPhenol
Product Name：CokingPhenol
Executive Standard：GB6705-89
Packing Specifications：200kgs/t galvanized barrel.
Annual Production Capacity: 3,600MT/A
Appearance：White or slightly colored crystals
Mainly used in the manufacture of phenolic resin, bisphenol A, caprolactam, dodecyl phenol and chlorophenols, also used in plastics and pharmaceutical industry.