欧美特黄AAAAAAAAA片|看黄色视频的网站|中文字幕高清无码视频1区|五月丁香视频现在的网站|精品久久在线观看|人妻精品无码中文字幕|欧美a级视频玖玖99精品|久久精品人人H亚洲精品|草久在线免费色停停五月|日韩成人AV免费一区二区

天津眾泰材料科技有限公司
主頁>>電子級化學(xué)品>1-芘甲醛>
項目 指標(biāo)
品名 1-芘甲醛
簡稱
Cas No. 3029-19-4
外觀
純度 電子級
分子量
金屬離子
分子式

As an innovative high-tech enterprise focusing on the research, development, and production of advanced functional polyimide monomers, dedicated to promoting the global polyimide materials industry development, Chinatechem has been committed to the R&D and industrialization of high-performance polyimide monomers for twenty years, striving to provide globally competitive integrated solutions and professional services to customers worldwide.


With excellent product quality and stable supply capabilities, our products are exported to major global markets including Asia, North America, and Europe. We have established deep strategic partnerships with numerous Fortune 500 companies, becoming one of the core suppliers in the global new materials industry chain and establishing "CHINATECH" as a premium brand image in the international market.


?