4-Ethyl-3-methoxy-4H-1,2,4-benzothiadiazin-1,1-dioxide 品牌: SYNTHON Chemicals 品號: ST05129 品名: 4-Ethyl-3-methoxy-4H-1,2,4-benzothiadiazin-1,1-dioxide 貨號: ST05129 分享: 加入洽詢