436 / | HD | CHEMISTRY: ANALYTICAL AND IMMUNOLOGICAL TESTING |
106 | NITROGEN CONTAINING {7} | |
107 | DF | .~> N-Nitroso containing (e.g., nitrosamine, etc.) |
108 | DF | .~> Urea or blood urea nitrogen |
109 | DF | .~> Cyanide or isocyanide |
110 | DF | .~> Nitrite or nitrate |
111 | DF | .~> Amine and quaternary ammonium {2} |
114 | DF | .~> Total nitrogen determined {1} |
116 | DF | .~> Oxides of nitrogen {2} |