Japan Ube UBE polycarbonate diol PCDL UH PH BH UHC UM UC UP series 32472-85-8
author:
Post: 09/05/2023 67read Comments Off
This article is from the Internet, does not represent the position of Toluene diisocyanate reproduced please specify the source.https://www.allhdi.com/archives/1481