![]() |
4,13-二杂氮-18-冠-6-醚Product ID:23978-55-4
Release time:2024-11-21 10:58:10 |
---|
mobile:186 7840 3687、196 5368 0126、151 5320 5125
address:408-5, Block D1, Lanbei Intelligent Manufacturing Workshop, No.1 Jinye Road, High-tech Zone, Qingdao City, Shandong Provinceproperty in copyright