9-Oxo-2,7-bisaboladien-15-oic acid ≥97% 品牌: GRAND CHEMICAL 品號: R-2784 品名: 9-Oxo-2,7-bisaboladien-15-oic acid ≥97% CAS: 93888-59-6 貨號: R-2784 分享: 加入洽詢