物质中文名称:沥青,煤焦油-石油
w49t9~ 物质
英文名称""Pitch, coal tar-petroleum;
I
}a`0Y&{ Pitch Residues;
o3XvRj [The residue from the distillation of a mixture of coal tar and aromatic petroleum streams. A solid with a softening point from 40 oC to 180 oC (140 oF to 356 oF). Composed primarily of a complex combination of three or more membered condensed ring aromatic hydrocarbons.]"
0G(/Wb
"/ 物质俗名:
+N]J5Ve-`t CAS No.:68187-57-5
` _6C{<O EC No.:269-109-0
cRC6 s8 危害分类:
致癌1B
(fhb0i- 备注:从煤焦油和芳香族
石油蒸气的混合物蒸馏过程得到残留物,软化温度在40℃~180℃之间,主要由三个或更多稠环芳烃组成