Table 2. The results of BPA analysis in spiked wastewater samples (n = 8).

Sample	Added, µM	Found, µM	Recovery (R, %)	% RSD
Filtrate of the city dump (lake Zelene, v. Kotsyubyns'ke, Kyiv region)	3	2.83 ± 0.26	94.3	9.1
Filtrate of the city dump (lake Blakytne, Horenka, Kyiv region)	1	1.04 ± 0.07	104.0	6.6
Filtrate of the city dump (river Syrets, Kyiv)	0.5	0.51 ± 0.09	102.4	16.7
River Lybid, Kyiv	0.1	0.09 ± 0.02	93.2	16.4
Lake Vyrlytsia, Kyiv	0.025	0.027 ± 0.003	108.9	12.2
River Dnipro, Kyiv	0.001	0.0009 ± 0.0002	92.6	18.5