在线观看视频免费完整版,人人超人人超碰超国产香蕉,国产色综合色产在线视频,欧洲亚洲色视频综合在线,欧洲亚洲色视频综合在线

午夜人妻理论片天堂影院,亚洲日韩av无码不卡一区二区三区,久久视频在线视频观看99
會(huì)員登錄
請(qǐng)登錄您的生意號(hào)，獲取電子名片。便于轉(zhuǎn)發(fā)分享！
取消
會(huì)員登錄
請(qǐng)登錄您的生意號(hào)，獲取電子名片。便于轉(zhuǎn)發(fā)分享！
取消
1.2.3.4-Tetra-hydroquinoline
1.2.3.4-Tetra-hydroquinoline
Product Category:Quinoline and its derivatives

№B001
CAS Rn:【635-46-1】
Molecular weight: 133.193
Simple formula: C9H11N
Chemical structure formula:1.2.3.4-Tetra-hydroquinoline
SPECIFICATIONS:
Appearance : oil-like liquid
Colour : light yellow
Purity : 98.0% min (G.C)
Water : ≤ 0. 2% （K.F）
Packing : are packed in iron drums with PVF coated of 50Kgs net

Home

Home
News information

News
About Us

About Us
Products

Products
Contact Us

Contact Us