Table 2.

Data show total per- and polyfluoroalkyl substance concentrations in the leachate at pH 5 and pH 7 trial

Application rate (%) immobilising agent (w/w)	Total leachable PFAS mean concentration (μg/L) at pH 5	Total leachable PFAS mean concentration (μg/L) at pH 7
0	145.77	162.90
0.5	16.74 ± 5.65	143.39 ± 119.6
1	5.92 ± 3.31	11.25 ± 6.5
1.5	1.62 ± 0.49	2.18 ± 0.85
2	1.67 ± 0.24	1.36 ± 0.48
3	0.28 ± 0.12	0.27 ± 0.15
4	0.26 ± 0.09	0.29 ± 0.044
5	0.31 ± 0.15	0.35 ± 0.006

The results are the means of three replicates (n = 3) with the ± relative standard deviation shown (R%SD)