pc-41 polycat 17 cas5875-13-5 1,3,5-tris(dimethylaminopropyl)hexahydrotriazine chinese name: 1,3,5-tris(dimethylaminopropyl)hexahydrotriazine, abbrevi … 继续阅读 pc-41 polycat 17 cas5875-13-5 1,3,5-tris(dimethylaminopropyl)hexahydrotriazine