香蕉视频污在线观看_香蕉视频下载污_香蕉视频APP涩_黄色软件香蕉视频 毛很浓密超多黑毛的少妇_五月天综合网缴情五月中文_久久躁夜夜躁天天躁_中文字幕无码久久

 
 
   
 
Tetracaine·HCL
Tetracaine
Dyclonine Hydrochloride
 
Bis(2-chloroethyl)am
Ethyldiisopropylamin
3-Chloropropylamine·
Tripherylchlorometha
Diethyl iminodiaceta
 
1,1,1-tris(4-hydroxy
N,N-Dimethylpropiona
BPTMC;BISP-TMC; Bisp...
4,4'-Dichlorobenzoph
 
   
   
 

1,5-Diazabicyclo[4.3.0]non-5-ene(DBN)

CAS NO.:3001-72-7
Molecular weight:273.29

Molecular formula:C7H12N2

Molecular weight:124.18
Structure formula:

Content:98%