日韩激情无码一级毛片,国产精品kk哥视频观看,国产精品欧美激情第一页,丁香婷婷亚洲精品成人,偷窥国产在线视频vt

Product name: Propylene oxide

Alias: 1,2-Epoxypropane; Methyloxirane; Propyleneoxide; Epoxypropane; 2-Methyloxiran; (R,S)-2-Methyl-oxirane; 1,2-epoxy-propan

CAS number: 75-56-9

EINECS Number: 200-879-2

HS Code: 29102000

Molecular formula: C3H6O

Molecular weight: 58.08

Density: 0.83

Melting point: -112℃

Boiling point: 34℃

Flash point: -37℃

Water solubility: 40 g/100 mL (20℃)

Dangerous goods level: 3

Uses: Propylene oxide is mainly used to produce polyether polyol, propylene glycol and various non-ionic surfactants, among which polyether polyol is used to produce polyurethane Important raw materials for foam, insulation materials, elastomers, adhesives and coatings, and various non-ionic surfactants are widely used in petroleum, chemical, pesticide, textile, daily chemical and other industries. At the same time, propylene oxide is also an important basic chemical raw material.