| 물질명 |
Residues (Coal Tar), Anthracene Oil Distn.; Anthracene Oil Fraction; [The Residue From The Fraction Distillation Of Crude Anthracene Boiling In The Approximate Range Of 340캜 To 400캜 (644캟 To 752캟). It Consists Predominantly Of Tri- And Polynuclear A |