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

午夜福利在线观看6080,国产成人精品日本亚洲直接
會員登錄
請登錄您的生意號,獲取電子名片。便于轉(zhuǎn)發(fā)分享!
取消
會員登錄
請登錄您的生意號,獲取電子名片。便于轉(zhuǎn)發(fā)分享!
取消
2-Quinolinecarboxylic acid
2-Quinolinecarboxylic acid
Product Category:Quinoline and its derivatives

№B202
CAS Rn:【93-10-7】
Molecular weight: 173.17
Simple formula: C10H7N02
Chemical structure formula:2-Quinolinecarboxylic acid
SPECIFICATIONS:
Appearance : crystal
Colour : white
Purity : 98.0% min (HPLC)
Melting point : 156-158 ℃
Loss on drying : 0.5% max
Packing : In 25kg net drum with aluminium film bag liners

Home

Home

News information

News

About Us

About Us

Products

Products

Contact Us

Contact Us