中文字幕婷婷日韩欧美亚洲,午夜精品久久久久久久爽 ,最近2018中文字幕2019视频,最新国内精品自在自线视频

Sichuan?Zhongbang?New?Material?Co.,Ltd
Contact Us
Sichuan Zhongbang New Material Co.,Ltd
Add:Taifu Lingang Industrial Zone, Luxian County, Luzhou City, Sichuan Province
PC:646000
Tel:+86-830-2585019
+86-13679670161  Yu Manager
Fax:+86-830-2589033
Email:yxp0808@zhongbangxcl.com
ProductsWelcome to
Dibenzo-18-crown-6


【English name】Dibenzo-18-crown-6
【CAS No】14187-32-7
【Molecular formula】C20H24O6
【Molecular weight】360.40
【Structural type】

【Use】Metal ion (potassium, lead, barium, etc.) extractant, supramolecular chemical reagent

Back
Copyright (C) 2019,Sichuan?Zhongbang?New?Material?Co.,Ltd All Rights Reserved.Supported by ChemNet ChinaChemNet Toocle Copyright Notice 蜀ICP備18036540號-3