Ditionit de sodiu p.a. (Ditionit de sodiu)

Nr. CAS: 016-028-00-1

Nr. EC: 231-890-0

Nr index: 7775-14-6

Formula moleculara: Na2S2O4

Masa moleculara (g/mol): 174.11 g/mol

Solubiltatea in apa (g/l): solub

Densitate (g/l): 2.5 g/cm3 (20 �C)

Punct de aprindere (�C): 100 �C DIN 51758

Punct de topire (�C): ca.100 (descompunere)

ADR/RID: 4.2, II UN: 1384

Cuvant de avertizare: pericol

Fraze de hazard (H): H251;H302;

Categorie de pericol: oxidant, nociv

Fraze de risc (R): R 7-22-31

Fraze se securitate (S): S 7/8-26-28-43

pH: 7 - 9 (50 g/l, H2O, 20 �C)