Sodium Hydrosulfite (Dithionite), tech. ~ 90.0%
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CAS# 7775-14-6
EC# 231-890-0
Formula: Na2S2O4 / NaO2SSO2Na / Na2O4S2
Synonyms:D-Ox; Hydrolin; Reductone; Sodium hydrosulphite; Sodium hydrosulfite;Sodium sulfoxylate; Sulfoxylate; Vatrolite; Dithionous acid, disodiumsalt; Hydrosulfit; Natriumdithionit; Disodium hydrosulfite
Natriumdithionit/ Natriumditionit / Natriumditioniitti / Ditionin sodu /Natriumdithioniet / Ditionito di sodio / Dithionite de sodium / Дитионитнатрия
Melting point/range: c.a. 100 °C (decomposes) (lit.)
Boiling point: Decomposes
Flash point: >100 °C (lit.)
Solubility in water: 250 g/L (20 °C)
Decomposition Temperature: > 80 °C
Density: 2.50 g/cm^3
pH: 8 - 9.5 at 5% sol. (20 °C)
Molar weight: 174.11 g/mol
Extra pure - min 85%