The Leachate Release and Microstructure of the Sewage Sludge under the Anaerobic Fermentation

Table 3

The percentage of quality loss.

Days of anaerobic fermentation	Sample I		Sample II		Sample III
	14	28	14	28	14	28
<200°C	61.9%	66.8%	67.0%	72.5%	60.9%	70.1%
200–600°C	8.48%	7.70%	9.20%	12.7%	7.33%	9.31%
>600°C	0.130%	0.200%	0.0600%	0.390%	0.680%	0.150%
Total mass loss	70.5%	74.7%	76.3%	85.5%	69.0%	79.5%