Yang, Wangjin Significant HONO formation by the photolysis of nitrates in the presence of humic acids. [electronic resource] - Environmental pollution (Barking, Essex : 1987) Dec 2018 - 679-686 p. digital Publication Type: Journal Article ISSN: 1873-6424 Standard No.: 10.1016/j.envpol.2018.09.039 doi Subjects--Topical Terms: Air Pollutants--chemistryHumic SubstancesHydrogen-Ion ConcentrationNitrates--chemistryNitrogen Dioxide--chemical synthesisNitrous Acid--chemical synthesisPhotolysisPotassium Compounds--chemistrySunlight