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Nitrogen

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Definition: An element with the atomic symbol N, atomic number 7, and atomic weight [14.00643; 14.00728]. Nitrogen exists as a diatomic gas and makes up about 78% of the earth's atmosphere by volume. It is a constituent of proteins and nucleic acids and found in all living cells.  N-14; /physiol permitted   
See Also Nitrogen Isotopes; Nitrogen Radioisotopes
 
SubstanceCAS Registry & nameCategoriesSourceDrugs*
GaNAs alloy  0   *Arsenic *Gallium *Nitrogen Alloys. Nat Mater 2002 Nov;1(3):185-9
LiSi2N3  0   *Nitrogen *Silicon. Solid State Nucl Reson 1999 Nov;15(2):109-18
BANG polymer gel  0   *Polymers Acrylamides Gelatin Gels Nitrogen. Phys Med Biol 1997 Feb;42(2):303-11
trimix  89210-11-7 Helium, mixt. with nitrogen and oxygen  *Helium *Nitrogen *Oxygen. J Appl Physiol 1985;58(4):1239
nitrox  37291-87-5   *Oxygen *Nitrogen Anoxia/physiopathology.
Pharma Action Radiation-Protective Agents 		Radiobiologiia 1984;24(2):264
pneumoxide  84128-91-6 Carbon dioxide, mixt. with nitrogen and oxygen  *Carbon Dioxide *Nitrogen *Oxygen. Sb Lek 1982;84(7):193
sodium nitride  12136-83-3 sodium nitride (Na3N)  *Nitrogen. Proc Natl Acad Sci USA 69(3):609;1972

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