免费女人高潮流视频在线观看,国产FREEXXXX性播放麻豆,亚洲AV成人无码精品网站老司机,日韩插啊免费视频在线观看

中文版 English Korean

??:+86-573-82813639, 83621335
??:+86-573-82813637
???:? ? +86-13605839392
??:sales@jlightchem.com
???:http://www.xwjb.com.cn

????

2–????-3 ', 4'-???? ?? ???

 

[Product name]:
2-Hydroxy-3',4'-dihydroxyacetophenone
[Structural Formula]:
[Molecular Formula]:
C8H8O4
[Molecular Weight]: 168
[CAS NO]:
29477-54-1
[Packing]:
-
Properties
Appearance
greyish white solid
Melting range°C
-
Quality Specifications
Purity %
-
Moisture %
-

 

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