Ethyl trans-4-oxo-2-butenoate, 96%價格自 HK$1,791.00View Delivery Policy包装選擇數量*新增至購物車立即購買SpecificationEstimated Lead TimeBrand: Alfa Aesar Country of Origin: USA CAS Number: 2960-66-9 L18491.14 L18491.22 Leadtime: Please enquire us