Sodium metabisulfite Na2S2O5 PubChem
Sodium metabisulfite appears as a white crystalline or powder solid with a slight sulfur odor. Toxic by inhalation . Strongly irritates skin and tissue.bustible, but maypose to emit toxic oxide fumes of sulfur and sodium when heated to high temperature. A corrosive acid when mixed with water.Used as a food preservative and as a laboratory reagent.

































