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

1.2-Propanediol

Molecular formula: C3H8O2

Appearance: clear colorless viscous liquid.

Purity % ≥ 99.0
bp °C 186-188
Density (d20/4) 1.035-1.039
Heavy metal (Pb)? ≤ 0.001%
Refractive index (nD20) 1.432-1.433
Acidity ≤ 0.003%
Residue on ignition ≤ 0.0003%
Sulfate (SO4)? ≤ 0.0008%
Oxide% ≤ measure up
Water % ≤ 0.01%

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