2-(Trifluoromethyl)pyridine, 99% 品牌: ALFA (U.K) 品號: L19554.03 品名: 2-(Trifluoromethyl)pyridine, 99% 規格: 1g CAS: 368-48-9 貨號: L19554.03 分享: 加入洽詢