免费观看的国产大片APP下载 ,少妇高潮毛片免费看,精品久久久久久国产,人妻被粗大猛进猛出国产

Your Current Position:  Products > Vinylethylene Carbonate

Product abbreviation

Trade name

Chemical structural formula

 

VEC

Vinylethylene Carbonate

Molecular formula

C5H6O3

molecular weight

114.1

CAS

4427-96-7

Physical properties

density(25℃,g/cm3)

1.188

Refractive index(25℃)

1.4474

boiling point(℃)

237

flash point(℃)

96

quality index

chroma(APHA)

≤20

purity(%),GC

≥99.90

water content(ppm)

≤100

Function introduction

Film forming additive with high reactivity in lithium ion battery