JULIA亚洲中文字幕久久麻豆,无码精品人妻在线视频,亚洲国产综合久久五月,国产精品思思五月婷高清在线,er久99久热只有精品国产,国产在线精品一区在线观看,久久亚洲精品无码av破除,国产一二三四无码

<dfn id="fylny"><cite id="fylny"><kbd id="fylny"></kbd></cite></dfn>

<bdo id="fylny"></bdo>

<sup id="fylny"><track id="fylny"><label id="fylny"></label></track></sup>

<style id="fylny"></style>

<input id="fylny"><noscript id="fylny"><output id="fylny"></output></noscript></input>

<em id="uqh5w"></em>

<object id="uqh5w"><button id="uqh5w"><option id="uqh5w"></option></button></object>

<label id="uqh5w"></label>

<menu id="uqh5w"></menu>

<menuitem id="uqh5w"><delect id="uqh5w"><source id="uqh5w"></source></delect></menuitem>

中文版 ENGLISH

PRODUCTS

Phenethyl alcohol

Product name:

Phenethyl alcohol

English name:

Phenethyl alcohol

CAS RN:

60-12-8

Molecular formula:

C₈H₁₀O

Properties:

Colorless transparent liquid

Molecular weight:

122.17

Quality index:

Index name QB/T1782-2006	Index
Alcohol content %	≥98.0
Relative density(25/25℃)	1.017-1.020
Refractive index(20℃)	1.5290-1.5350
Solublility (25℃)	1ml sample is soluble in 50% ethyl alcohol2ml

Use:

Mainly used in the preparation of essence

Structural formula:

中文字幕免费无码专区一区_国产激情综合在线看日韩在线_中文无码一区二区三区不卡av_久久精品国产AV 亚洲精品91福利在线观看欧美成人精品高清在线观看

<dfn id="fylny"><cite id="fylny"><kbd id="fylny"></kbd></cite></dfn>

<bdo id="fylny"></bdo>

<sup id="fylny"><track id="fylny"><label id="fylny"></label></track></sup>

<style id="fylny"></style>

<input id="fylny"><noscript id="fylny"><output id="fylny"></output></noscript></input>

精品国产亚洲欧洲av综合一区| 久久久国产精品天天影视| 精品精品国产精品剧情a毛片| 亚洲高清欧美| 自拍偷亚洲产在线观看| 亚洲欧洲一区| 99re6在线精品免费观看| 黄色毛片网站| 中文字幕人成乱码熟人妻| 午夜福利在线观看永久视频| 日本精品一区二区视频| 国产一区二区| 99国产精品久久久久99| 亚洲综合无码精品视频| 思思99re久久精品国产首页| 嘿嘿无码在线中文字幕| 一区二区三区在线观看欧美精品| 欧美成人精品三级在线观看| 国产欧美日韩综合精品一区二区三区| 在线欧美中文亚洲精品|

<dfn id="8dd9x"></dfn><menu id="8dd9x"><button id="8dd9x"></button></menu>

<menu id="8dd9x"><button id="8dd9x"></button></menu>

<dfn id="8dd9x"><code id="8dd9x"></code></dfn>