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

91日韩在线| 七区无码| 亚洲视爱视频| 久久裸体| 91人妻在线视频导航| 亚洲人妻超碰| 亚洲免费一级电影| 人人色超碰| 久久综合桃花| 欧美一级片在线观看| 黄色免费A片| 亚洲无码不卡一区二三区| 91日韩小电影| 高清不卡A片| 黄色A片电影院看电影| 婷婷五色丁香| 一级黄色A片| 日本三级A片| 殴美日韩免费一级片| 在线一道本av| 美女黄色A片视频| 色欲性交影视| 偷拍美女sv片| 免费一级AV片| 七猫人妻无码专区| 2025超碰91| AV有码有码在线| 超A级黄色大片免费看| 青青AV黄色| sexingaiav| 亚洲视爱视频| 亚洲AV手机在线播放| 无码性电影| 91AV视频三| 日韩97| 竹菊网一区二区| 无码aV高清色色| 亚州成人毛片| 日韩AV黄色电影网站| 亚洲VA电影| 女人在线毛片|