4,5-二溴邻苯二甲腈 4,5-dibromobenzene-1,2-dicarbonitrileCAS:86938-64-9纯度:≥95%分子式:C8H2Br2N2分子量:285.92288保存:RT外观:\N品牌:源叶货号:Y16427-1g产品包装:1g