能直接看的中年女人网站_新婚少妇毛茸茸的性_费女人18毛片a级毛片视频_av免费在线地址

Yancheng Junjian Chemical Co., Ltd. Yancheng Junjian Chemical Co., Ltd.
Ethanesulfonamide
   Category:    Intermediate/pharmaceutical intermediate
   English name:    Ethanesulfonamide
   CAS NO:    1520-70-3
   Molecular weight:    109.1475    
   EC NO:    No data
   Molecular formula:    C2H7NO2S
   InChI:    InChI=1/C2H7NO2S/c1-2-6(3,4)5/h2H2,1H3,(H2,3,4,5)
   Alias:    No data
   Structural formula:   
[ BACK ]
Home | About us | Products | News | Sales| Job | Contact us | Download | 中文版 【Admin】
Copyright(C)2014,Yancheng Junjian Chemical Co., Ltd. All Rights Reserved.
 Supported by ChinaChemNet ChemNet Toocle Copyright Notice