发明授权
US06761828B2 Process for the reduction of concentration of nitrates and/or nitrogen-containing compounds by means of SO2 失效
通过SO2还原硝酸盐和/或含氮化合物的浓度的方法

Process for the reduction of concentration of nitrates and/or nitrogen-containing compounds by means of SO2
摘要:
Nitrate-containing (contaminated) solutions are reduced with SO2 gas in the presence of an at least equimolar amount of NH4+ or ammonium salt.
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