现货室温, 干燥

4,4′-(2,5-二乙炔基-1,4-亚苯基)双[苯甲酸]

4,4′-(2,5-Diethynyl-1,4-phenylene)bis[benzoic acid]

售价

￥3360.00

可选规格

首页收藏收藏