免费观看俩人交性视频,噼里啪啦国语在线观看高清资源,久久精品192.168.0.1,国精品无码一区二区三区左线

中文版 English Korean

??:+86-573-82813639, 83621335
??:+86-573-82813637
???:? ? +86-13605839392
??:[email protected]
???:http://www.hbcslcc.com

????

1-OXA-4,7,10-TRIAZACYCLODODECANE

 

[Product name]: triaza-12-crown-4; 10-oxa-1,4,7-triazacyclododecane;  1-oxa-4,7,10-triaza-cyclododecane; 1-Oxa-4,7,10-triazacyclodecan
[Structural Formula]:
[Molecular Formula]: C8H19N3O
[Molecular Weight]: 173.256
[CAS NO]: 53835-21-5
[Packing]:  

 

Properties
Appearance White crystal powder
Melting range °C 80-85
   
   

 

Quality Specifications
Purity% ≥98.0
Moisture % ≤0.5
   

 

[ CLOSE ]
Copyright(C)2012, ??? ????? ?? All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle