1,1'-[1,4-亞苯基雙(亞甲基)]雙(1-吡啶鎓)二溴化物
DPX [P-Xylene-bis-pyridinium bromide]
快速溝通
DPX [P-Xylene-bis-pyridinium bromide]
快速溝通
DPX [P-Xylene-bis-pyridinium bromide]
快速溝通
DPX [P-Xylene-bis-pyridinium bromide]