Table 3: Mean polycyclic aromatic hydrocarbons content of black tea infusion samples (ng/L) by saponification followed by liquid-liquid extraction.

Polycyclic aromatic hydrocarbons12345678910

Acenaphtene
Fluorene
Phenanthrene
Anthracene
Fluoranthene
Pyrene
Benz[a]anthracene
Chrysene
Benzo[b]fluoranthene
Benzo[k]fluoranthene
Benzo[a]pyrene
Dibenz[a,h]anthracene
Benzo[ghi]perylene
Indeno[1,2,3-cd]pyrene

Sum of benzo[b]fluoranthene,
benzo[k]fluoranthene, benzo[ghi]perylene, and indeno[1,2,3-cd]pyrene

Sum of all polycyclic aromatic hydrocarbons