国产精品亚洲第一区焦香味,偷偷鲁偷偷鲁综合网站,9孩岁女被A片自慰免费观看,免费无码又爽又刺激高潮视频日本

Nanjing Qingbei Technology Co., Ltd.
 
 
Biological buff
Biochemical rea
Quaternary ammo
Diagnosis chrom
Fine chemicals
Apis
 

Tel: +86-25-57027380
Fax: +86-25-58196375
Email: sales@njqbio.com
URL: m.zpskzw.cn

 
Hexadecyl dimethyl ethyl ammonium bromide
Code QB3002C
Product Name Hexadecyl dimethyl ethyl ammonium bromide
CAS RN 124-03-8
EINECS No. 204-672-8
Molecular formula C40H88Br2N2
Molecular weight 756.9481
Dangerous mark  Xn:Harmful
Risk term R22R36/38;
Security term S26S36/39;
Physical and chemical properties  
Uses  
十六烷基二甲基乙基溴化銨
 
Back >>
Home  |  About us  |  Products  |  Style  |  Honors  |   Online  |  Contact us  |  中文版   [Admin]
Copyright(C)2014, Nanjing Qingbei Technology Co., Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice