日本三人交三人配_黄色电影小说图片_国产精品18毛片一区二区_性做爰的免费视频_777影院理伦片片,三级不卡视频,亚洲第一久久久,亚州一区二区

男人天堂av网站,色www视频,扶她怪物的粗大h拔不出来
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
Quinaldine (2-methylquinoline)
Quinaldine (2-methylquinoline)
Product Category:Quinoline and its derivatives

№B201 

CAS Rn:【91-63-4】

Molecular weight: 143.19

Simple formula:  C10H9

Chemical structure formula:

SPECIFICATIONS:

Appearance                   :  oil-like liquid
Colour                       :  light yellow (colourless)
Purity                        :  98.0% min (GC)       
Water                        :  ≤ 0. 2% (K.F)

Packing :  are packed in iron drums with PVF coated of 200kgs net  

Chemical structure formula: 

 

Home

Home

News information

News

About Us

About Us

Products

Products

Contact Us

Contact Us