十八禁在线无码无遮挡，99re在线观看免费精品无码视频，国产AV永久福利资源网站，最新款无码精品免费视频，亚洲伊人精品无码久久，亚洲性爱清晰视频天堂，在线亚洲精品国产二区欧美，国产一区二区高清

<center id="2ggoq"></center>

Ms.Amanda Mobile/Wechat: 0086-13791812570

2-Phenylindole-5-sulfonic acid

2-Phenylindole-5-sulfonic acid sodium salt

Molecular formula: C₁₄H₁₀NO₃SNa
Molecular weight: 295.3

Structural formula:

Item	Index
Appearance	light yellow
concentration(%)	≥66.0
organic substance 2-Phenyl Indole-5-sulphonic soidum(%)	≥98.0
other impure material (%)	≤0.5

Use: Dyestuff intermediate

Packing: Export Cardboard barrel or collection bag

Previous product： N-Ethyl-2-Phenylindole

Next product： 2,3-Dimethyl Indole

一区二区三区国产自产视频免费,亚洲第一福利网站在线,在线播放中文有码国产,欧美激情一区二区国产极品盛宴视频人妻无码a∨中文字幕

<center id="2ggoq"></center>