电视连续剧在线观看,把女的下面扒开添视频,沉溺于黑人叶爱中文字幕,亚洲av成人在线,夜夜夜无码一区二区三区,午夜视频免费看毛片,国产黄色a一级视频,最新黄色网站免费来一个,无码大学生国产视频下载,国产AV中文AV无码AV狼人

<fieldset id="cugyk"><menu id="cugyk"></menu></fieldset>

<cite id="cugyk"><input id="cugyk"></input></cite>

<button id="cugyk"><tbody id="cugyk"></tbody></button>

Products

Products

Products

3,3,5,5-Tetramethylbiphenyl-4,4-diol

Product name: 3,3,5,5-Tetramethylbiphenyl-4,4-diol
CAS NO.: 2417-04-1

Molecular formula: C₁₆H₁₈O₂
Molecular weight: 242.31
Purity: 99.97%

Structural formula: 3,3,5,5-Tetramethylbiphenyl-4,4-diol

3,3,5,5-Tetramethylbiphenyl-4,4-diol

Previous page: 4-(2-Pyridyl)benzaldehyde
Back
Next: 3,3',5,5'-tetra-tert-butylbiphenyl-2,2'-diol

Contact us

Hunan Dacheng Medical Chemical Co., Ltd.
Add : Lengshuijiang City, Hu'nan, China.
Tel : +86-738-5276519 5276510
Contact : Mr.Tang +86-13607387586
E-mail：sales@mtchem.com.cn
URL : www.csdaxun.cn

Main produts

SCAN CODE

Mobile

Copyright(C)2021,Hunan Dacheng Medical Chemical Co., Ltd. All Rights Reserved. All Rights Reserved.?
Supported by?ChemNet?ChinaChemNet?Toocle?31fabu?Copyright Notice

<center id="yocks"><tr id="yocks"></tr></center>

<bdo id="yocks"></bdo>

<bdo id="yocks"></bdo>