Further modification by another type of bacteria (belonging to the genus Nitrobacter) converts the nitrite to nitrate (NO3 -).    From Wordnik.com.  [Nitrogen cycle] Reference

Nitrobacter (converting NO2 into NO3) - if less sludge is produced as a result of producing.    From Wordnik.com.  [edie.net - Latest News] Reference

CBIO's N-Series (Nitrosomonas and Nitrobacter) are high purity high activity strains of ammonia and nitrite removing bacteria.    From Wordnik.com.  [edie.net - Latest News] Reference

NO2, it would be infinitesimal as the amount of sludge produced from Nitrobacter is negligible in the overall picture. ".    From Wordnik.com.  [edie.net - Latest News] Reference

(belonging to the genus Nitrobacter) converts the nitrite to nitrate (NO.    From Wordnik.com.  [Featured Articles - Encyclopedia of Earth] Reference

Nitrobacter, 170.    From Wordnik.com.  [Science and Morals and Other Essays] Reference