国产一区二区三区不卡在线观看-国产在线精品一区二区高清不卡-在线精品自偷自拍无码中文-影音先锋男人在线资源资源网

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。
Crude Phenol
Product
2020-03-28
Product Presentation:
Production capacity over 7,000 tons/Y.Through coal tar distillation,extraction & refining process,we can steady produce and suppiy high-quality products.Top and stable quality.
 
 
Use:
Crude phenol is used to produce various chenical products (phenol,cresol,xylenol,etc)widely used as base materials for phenol resin,fire retardants,semiconductor sealer,and insulated varnish.