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

久久久久久免费视频| 黄色片在线观看视频| 青青草原在线尤物播放| 看毛片网址| 超碰97在线线路| 人妻熟女777视频一区| 日韩av一级高清| 国产毛片A级| 探花成人视频在线观看| A级特级黄色片| 青青AV手机在线| 欧美特级黄| 亚洲成a人片77| 亚洲zx| 色欲人人网| 一级黄色A片视频| 亚州手机AV在线| 亚洲黄色AV网址| 色色热热五月天婷婷| 成人黄色免费电影99| 日欧美A片| 久久亚洲AV在线| 青青草原亚洲无码| 黄色三级性爱AV爱网| 東京热美日韩无码| 亚洲AV无码免费| 大象AV一区二区三区| av天堂岛| 免费看片网站91| 久久大香蕉国产孕妇| a日本片网址| 青青草资源网| 三级毛片网站| 日本a级电影一区| 潮吹视频无码免费| 亚洲有码不卡| 免费无码AAAA片直播| 高清无码的黄色福利视频| 欧美性生活黄片| 日韩午夜影院| 亚洲七七影院|