The addition of urea could increase the ability of triglycine cobalt to simultaneously remove NO and SO2,for urea could accelerate the oxidation of SO2-3.

• 同时脱硫脱氮时，尿素的加入因其可促进SO2-3的氧化，从而提高甘氨酸合钴同时脱硫脱氮能力.