Removal of Sulfur Dioxide from Flue Gas Using the Sludge Sodium Humate

Table 1

Characteristics of the supernatant after alkaline treatment.

Parameters	Value	Organic substances	Value	Proportion (%)
pH	10.8	Sodium humate	1.63 g/L	24.1%
SS	0.07 g/L	Protein	2.0 g/L	29.6%
VDS	6.756 g/L	Othersa	3.126 g/L	46.3%