3,3'-Diaminodiphenyl sulfone, 98%自 HK$309.00 一般價格HK$278.10促銷價格View 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: 599-61-1 L11400.14 L11400.22 Leadtime: Please enquire us