Research Article
Removal of Sulfur Dioxide from Flue Gas Using the Sludge Sodium Humate
Table 3
The contents of humic acid and heavy metals in the product and the comparison with the standard.
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(SO2: 2500 ppm; gas flow: 0.12 m3/h; absorption solution: 100 mL; O2: 5 vol%; 25°C.) |