Sodium formaldehydesulfoxylate
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Description
A white, foul-smelling, solid material used as a Bleaching agent for textiles, Soap, and molasses. Sodium formaldehydesulfoxylate is also used in vat color printing pastes.
Synonyms and Related Terms
sodium formaldehydesulfoxylate dihydrate; formaldehyde sodium sulfoxylate; hydroxymethanesulfinic acid sodium salt; sodium sulfoxylate; sodium hydroxymethanesulfinate; Rongalite; Rongalite C
Other Properties
Soluble in water. Insoluble in absolute ethanol, ether, benzene.
Decomposed by acids.
Hygroscopic.
| Composition | NaHSO2-HCHO-2H2O |
|---|---|
| CAS | 6035-47-8 |
| Melting Point | 63-64 |
| Molecular Weight | mol. wt. = 154.11 |
Hazards and Safety
Releases toxic formaldehyde fumes. May discolorize some blues and greens.
Contact, ingestion, and inhalation causes irritation.
Fisher Scientific: MSDS
Sources Checked for Data in Record
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Hermann Kuhn, Conservation and Restoration of Works of Art and Antiquities, Butterworths, London, 1986
- Book and Paper Group, Paper Conservation Catalog, AIC, 1984, 1989
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 8764