Apariencia                                                                               Líquido Fumante
 
Acido Nítrico, % Peso                                                            66.9 % – 67.9 %
 
Oxidables  ( % HNO2  )                                                          0.0003 % max
 
Sulfatos  ( ppm SO4 )                                                             4 ppm max
 
Cloruros  (ppm Cl)                                                                  4 ppm max
 
Fierro  ( ppm Fe )                                                                    15 ppm max         
 
Resíduos de la Ignición                                                          30 ppm max         
 
Floruros ( ppm F )                                                                   5 ppm max
 
Gravedad Especifica a 15.5 °C                                              1.407 g/cm3