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
 
   
   
 

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%

Home | Company | Products | Facility | Honors | Contact | Order | 中文版　【Admin】
Copyright(C)2014, Yumen Qianhua Pharmaceutical Co., Ltd(ChangzhouTianhua Pharmaceutical CO., LTD.) All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice

蘇公網安備 32048202000188號