2-(8-Dicyanomethylene-8H-benzo[1,2-b;4,8-bis(dicyanomethylene)-4,8-dihydrobenzo[1,2-b:4,5-b']dithiophene;4,5-b']dithiophen-4-ylidene)-malononitrile;
陜西締都醫(yī)藥化工有限公司
聯(lián)系商家時(shí)請(qǐng)?zhí)峒癱hemicalbook,有助于交易順利完成!
締都醫(yī)藥