Product Name: Sodium hydrosulfite

CAS No.: 7775-14-6

EINECS: 231-890-0

Molecular Formula: Na2S2O4

Synonyms: Sodium dithionite hydrate; Sodium hydrosulphite; Sodium dithionite

Appearance: White solid

Molecular Weight: 174.1

Density: 2.13

Boiling Point: 1390°C

Melting Point: 300℃ (dec.)

Solubility: 250 g/L (20 oC) in water

Stability: Stable, but air sensitive. Incompatible with strong acids, strong oxidizing agents, water, moisture.

Hazard Class: 4.2