性性性性bbbb_国产精品久久久久免费视频_小娟的奶水二部激情_qq浏览器下载安装2022最新版

Changzhou Puhua Chemical Co.,Ltd.
Alkanes
Acids
Esters
Acylation
Ketones
Ethers
Phenols
Amines
Alcohols
Potassium
Heterocyclic
Others
Paraformaldehyde
CAS No.: 30525-89-4
EINECS RN: --
Molecular Formula: (CH2O)n
Molecular Weight: --
Properties: --
Use: As raw material for organic synthesis and synthetic resin.
Structural Formula:
    Back
Home | About Us | Products | News | Jobs | Facility | Order | Contact Us | 中文版 【Admin】
Copyright(C)2015, Changzhou Puhua Chemical Co.,Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice