TEQ (as phenanthrene equivalents)¼(0.6 acenaphthylene concentration)þ(0.26
acenaphthene concentration)þ(0.23 fluorene
concentration)þ(0.12 naphthalene concentration)þ(0.23 C1-naphthalenes
concentration)þ(0.2 C2-naphthalenes concentration)þ
phenanthrene concentrationþ(0.12 C1-phenanthrenes/anthracenes
concentration)þ(2.15 dibenzothiophene concentration)þ(4.3
C1-dibenzothiophenes concentration).