日韩精品极品视频在线免费_午夜影院小视精品久久啦_日本成人高清在线_欧美一级在线精品免费播放_了解最新青草青精品视频_a毛片免费播放全部完整_日韩高清午夜福利小电影_亚洲综合中文字幕在线视频_久久精品亚洲二区_美女黄色av网站

Welcome to the official website of Changzhou Yonghe Fine Chemical Co., Ltd.!

CONTACT US

HOME

PRODUCTS  

4-Dimethylaminobenzaldehyde

Product Code: DMAB
Products name: 4-Dimethylaminobenzaldehyde
Category: Pharmaceutical intermediates
CAS NO.: 100-10-7
Molecular formula: C9H11NO
Structural formula:
Quality Index: ① Appearance: White to light yellow flaky crystals
② Purity (%): ≥99.0
③ Loss on drying (%): ≤1.0
④ Melting point: 71.0~75.0℃
Uses: For the determination of urobilin, indole, alkaloids, tryptophan, hydrogen peroxide, arsenic sodium sodium, anthranilic acid, antipyrine ergot alkali, etc., also used to distinguish between serum rash and scarlet fever. Manufacturing dyes and so on.

HOME    ABOUT US    PRODUCTS    NEWS    FACTORY    HONORS    CONTACT    中文版

Mobile version

WeChat

Integrity and self-discipline, eternal promise
Cleaner production, environmentally friendly
Independent innovation, the pursuit of excellence
People-oriented, harmonious development

Copyright(C)2020, Changzhou Yonghe Fine Chemical Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice 備案序號:蘇ICP備11045555號-2