欧洲综合自拍亚洲综合图区_亚洲免费特级毛片_真人国产毛片视频_香蕉小视频在线观看_夜夜爽天天操_小黄片免费视频下载_欧美大黑bbbav黑白交_女性自慰网站www免费观看_三级特黄60分钟在线播放无码_电影天堂网址

<ul id="uu02e"></ul>

<strike id="uu02e"></strike>

宜興百靈精細

Yixing Lark Fine Chemical

中

PRODUCTS

Yixing Lark Fine Chemical

PRODUCTS

Antioxidant

Magnesium oxide

Magnesium carbonate

Magnesium hydroxide

Intermediate

Accelerant

Benzimidazole

Properties

This product is weak alkaline, slightly soluble in cold water and acetaldehyde, slightly soluble in hot water, soluble in ethanol, almost insoluble in benzene and petroleum ether.

Molecular formula

C₇H₆N₂

Molecular weight

118.14

Quality Index

Index name	Index
Appearance	white crystalline powder
Assay	≥99.5%
Melting point	170-172°C
Moisture	<0.5%

Use

This product is mainly used for the preparation of cephalosporins imidazole Intermediate4, 5 - imidazole dicarboxylic acid and clotrimazole Intermediate.

Specification

Net wt 25kg drum or bag (lined with plastic bag).

Storage

Sealed storage

[ BACK ]

百靈精細化工

Lark Fine Chemical

<strike id="qscis"></strike>

<tfoot id="qscis"></tfoot>