Dispositifs et caractéristiques de Sulfite de sodium

catégorie 96% de technologie

Propriétés                                       Unité                                      Standard
Na2SO3                                           %                                         96.0min
Fe                                                   %                                          0.005max
Substance insoluble dans l'eau              %                                          0.03max
Dissociez alkalibased sur Na2CO3     %                                          0.40max

catégorie comestible 97%

Propriétés                                     Unité                                       Standard
Na2SO3                                          %                                          97min
Na2SO4                                          %                                          2.5max
NaCl                                               %                                          0.10max
Fer (Fe)                                          %                                          0.002max
Insoluble dans l'eau                               %                                           0.02max
Alcali libre (comme Na2CO3)                   %                                           0.1max
Métaux lourds (comme Pb)                       %                                           0.005max
Arsenic (comme)                                    %                                              0.0002max