成人精品亚洲美女少妇一区,1024毛片女人精品,成人午夜福利在线观看不卡视频,亚洲三极一区二区三区

連云港群盛化工有限公司

Lianyungang Qunsheng Chemical Co., Ltd.

Surviving on quality, developing by technology.

A chemical production enterprise specializing in pharmaceutical intermediates

PRODUCTS

■ Benzophenone series

◆ 2-amino-2'-chloro-5-nitro benzophe

◆ 2-Amino-2'-fluoro-5-nitro benzophe

◆ 2-Amino-5-chloro-2'-fluorobenzophe

◆ Methyl 2-amino-3,5-dibromobenzoate

◆ 2'-Hydroxyacetophenone

◆ 2-Amino-3-picoline

PRODUCTS

www.comply7.com

Diethyl(3-pyridyl)borane

CAS No.	89878-14-8
Molecular formula	C₉H₁₄BN
Molecular weight	147.0252
Structural formula

HOME | ABOUT US | PRODUCTS | NEWS | FACTORY | ORDER | CONTACT | 中文版

Copyright(C)2021, Lianyungang Qunsheng Chemical Co., Ltd. All Rights Reserved. Supported by ChinaChemNet ChemNet Toocle Copyright Notice 備案序號：蘇ICP備07508512號