亚洲黄色成人在线观看_亚洲2024无码天堂_国产精品久久亚洲成人综合av_乱人妻精品一区二区av_欧美欧美国产综合视频_少妇激情视频一区二区_欧美一级特黄大片色视频_少妇沙发上自慰30P_国产 AV 仑乱内谢_久久激情四射五月天

Product Category

Chemistry

Current Location: Home > Products > Chemistry > B

Pyridine

Molecular formula: C5H5N

Molecular weight: 79.10

Purity≥ 99.0%
Boil point 115°C
Non-volatile ≤ 0.002%
Chlorid(Cl) ≤ 0.0005%
Water ≤ 0.1%
Ammonia (NH3) ≤ 0.002%
Sulfate (SO4) ≤ 0.001%
Cu ≤ measure up
Deoxidize potassium permanganate ≤ pass
Mix with water test ≤ pass

Contact Us

Address: 1315, No. 29, Lane 26, Hexuan Road, Wanda, Jiangqiao, Shanghai

Factory Name: Shanghai Jinyuan Fine Chemical Factory

Factory Address: Xiaokunshan Town, Songjiang, China       Zip Code: 201106

Sales Tel: +86-21-51098368    Fax: +86-21-52215553

Email (Chemical reagent): chemol@hi2000.com

Email (Metal surface treatment): yangping2046@yahoo.com.cn

URL (Chemical reagent): bb33.com.cn

URL (Metal surface treatment): www.shchem.org

 

  • Mobile version
  • Wechat
Copyright(C)2019, Shanghai Guanghua Technology Co.,ltd. All Rights Reserved.
Supported by ChemNet ChinaChemNet Toocle Copyright Notice