Determination of Polycyclic Aromatic Hydrocarbons in Water Using Nanoporous Material Prepared from Waste Avian Egg Shell

Table 3

Relative recoveries (%RR) of D-μ-SPE, SPE and the mean concentration of PAHs detected using D-μ-SPE of real water analysis.

PAHs	%RR of SPE; 5 ng/mL spiked sample	%RR of D-μ-SPE; 5 ng/mL spiked sample	Mean PAHs concentration detected from Dammam real water samples (ng/mL, 𝑛=10)
Naphthalene	90±3	92±3	1.06±0.02
Biphenyl	107±5	110±4	0.15±0.01
Acenaphthene	84±8	85±8	1.90±0.18
Fluorene	100±6	104±5	0.36±0.02
Phenanthrene	90±10	92±10	3.22±0.33
Fluoranthene	86±10	87±10	13.43±1.54
Pyrene	94±10	96±10	0.43±0.04