一级a看片2019免费视频,一级免费黄色片儿,一级无码视频专区,簧片免费观看大全

 
 
   
 
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
 
   
   
 

(Z,E)-2-(HYDROXYIMINO)-2-(4-METHOXYPHENYL)ACETONITRILE

Category:Electronic Chemicals
CAS NO.:76104-14-8
Content:98%
Molecular formula:C9H8N2O2
Molecular weight:176.17
Structure formula: