无码之爆乳婷婷,大香蕉久草网页,尹人干狼人,亚洲AV免费电影,五月天淫淫网

Seesuns New Material

Current position: Home > Seesuns New Material > Sodium Ethoxide Solution 20%

Sodium Ethoxide Solution 20%


Product Description

English name: Sodium Ethoxide Solution 20%
Alias: Sodium ethylate,Ethanol sodium
Molecular formula: C2H5ONa
Molecular weight: 68.05
CAS: 141-52-6
Physico-chemical property
Appearance:reddish brown viscous liquid,Sensitivity to light.Be dark during storage.
Solubility:Soluble in ethanol,insoluble in benzene。
Melting point:260 ℃
Density:0.35--0.65 g/mL
Stability:Reacts violently with acid,water;Incompatible with chlorinated solvents, moisture. Absorbs carbon dioxide from the air。
Storage:Stored at room temperature.Being protected by inert gas,vacuum sealed packed for storage.
Water soluble:Miscible,it is decomposed into sodium hydroxide and ethanol with water.
Sensibility:Humidity sensitive。
Technical Data

Item Index
Appearance Reddish brown viscous liquid
Content 18%--21%
Free alkali <0.5%

Application
1. As strong basicity catalyst, ethoxylate agent, as well as a coagulant and reductant for organic synthesis, pharmaceuticals and pesticides synthesis;
2. Pharmaceutical products used sodium ethoxide are: phenobarbital, butazodine, primidone,methyldopa, tetracaine hydrochloride, eprazinone, aminopterin,, pyrimethamine,horse ampicillin etc.
Storage
Sealed packing and stored in a cool, dry place away from fire,light, oxidizing agents and acids.
Out fire:Dry powder,Carbon dioxide and sand.Do not use water or foam.
Package:180 kg/drum    





  Next: Solid Sodium Ethoxide
  Prev: Solid Sodium methoxide

性爱视频少妇| 美穴 亚洲| 91导航国产| 丁香99视频| 色av中文字幕| 最新免费A片网| www9999色| 日韩午夜影院| AV亚洲黄色电影| 成人在线黄色电影| 亚洲欧美成人电影| 少妇亚洲色图在线3p| 欧美孕妇A片| AV无码成人| 成人av岛国| 日韩 AV 在线 免费| AV资源高清在线播放| 亚洲AV导航网| 潮吹视频无码免费| 精品福利导航| 超碰人操| 有哪些a级视频?| 01成人瑟瑟爱| 日韩Av无码一区二区| 中文字幕免费一级A片| aaA毛片电影| 黄色AV破处AV| 免费AAA级片子| 久性爱A| 鲁丝AV鲁丝一鲁丝| 男女69视频| 欧美毛片视频在线观看| 1区2区av| 色AV偷拍| 欧美日韩免费777| 91日韩区| 日韩特黄aV在线看| 黄色视频五月天| aaaaa在线午夜观看| 超碰在线人妻| 免费看av导航|