3,3',4,4' -benzophenone tetraformic acid dianhydride
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- Release time：2021-06-26
- Release staff：admin
- Browse the number：6111
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18105336128 Contact person: Manager Meng
Contact number:18105336128
Address: Building B, Huachang Weicheng, Binhai (Xiaying) Economic Development Zone, Changyi City, Weifang City, Shandong Province
Shandong Longyuan New Material Technology Co., Ltd
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