最大胆美女人体摄影,熟女作爱一区二区视频,中文字幕无码一区二区三区在线,国产精品午夜爆乳美女视频免费,久久精品亚洲AV无码夜色

Product name: Acetonitrile

Alias: methyl cyanide; methyl nitrile; methyl cyanide; methane cyanide; cyanomethane; acetonitrile

CAS Number: 75-05-8

EINECS number: 200-835-2

Molecular formula: C 2 H 3 N

Molecular weight: 41.05

Physical and chemical properties: density 0.7857

Melting point: -46°C

Flash point: 12.8°C

Water solubility: miscible with water, soluble in most organic solvents such as ethanol and ether

Dangerous goods level: 3

HS Code: 29269095

Uses: Acetonitrile is a widely used solvent, mainly used as a solvent for extractive distillation, as an intermediate for the synthesis of various medicines and pesticides, and as a semiconductor cleaning agent. In addition to the above applications, acetonitrile can also be used as a raw material for organic synthesis, a catalyst or a component of transition metal complex catalysts. In addition, acetonitrile is also used in fabric dyeing and coating compounds, and it is also an effective stabilizer for chlorinated solvents.