Table 4.

Percent reduction in leachates quality indices treated with hydrocavitation and hydrogen peroxide.

Index	Hydrogen peroxide concentration (H2O2)
	50 ppm	125 ppm	200 ppm
BOD5 %∗	35.86 ± 0.35 a	42.16 ± 0.22 b	51.55 ± 0.12 c
COD %∗	30.08 ± 0.18 a	34.68 ± 0.84 b	38.21 ± 0.21 c
TOC %∗	12.95 ± 5.43 a	15.73 ± 4.56 a	14.97 ± 5.14 a
TSS %∗∗	99.50 ± 0.71 a	100.00 ± 0.00 a	100.00 ± 0.00 a

^∗Average values ±standard deviation, replications per treatment n = 3, significance α = 0.05. Average with the same letter does not present statistically significant difference according to the Tukey Test.

^∗∗Average values ±standard deviation, replications per treatment n = 3, significance α = 0.05. Average with the same letter does not present statistically significant difference according to the Duncan Test.