Contact us by mail: sales@letopharm.com Or leave your message to us :
( Your Information is an important part of our business,and we will not share or sell any of it to anyone.)
1,3-Benzenedicarbonyl dichloride polymer with 1,4-benzenedicarbonyl dichloride, 1,3-benzenediol, carbonic dichloride and 4,4’-(1-methylethylidene)bisphenol, 4-(1-methyl-1-phenylethyl)phenyl ester related products: