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1. Water quality criteria for nitrogen (nitrate, nitrite and ammonia) overview report.

Published:: 1986
Author:: Nordin, Richard Nels, 1947-
View in NAL's Catalog:: CAT11129208
Format:: Electronic

2. Technical factsheet on nitrate/nitrite

Published:: 2002
View in NAL's Catalog:: CAT11129400
Format:: Electronic

3. Secondary drinking water regulations guidance for nuisance chemicals.

Published:: 1992
View in NAL's Catalog:: CAT11129819
Format:: Electronic