1 x $65.00
1 x $60.00
Certified Reference Standards...
化学名称: 2,2’,2”-(1,4,7,10-Tetraazacyclododecane-1,4,7-triyl)triacetic acid
微笑: O=C(O)CN1CCN(CC(O)=O)CCN(CC(O)=O)CCNCC1