SODIUM HYDROXYMETHANE SULFONATE- ▸ Textiles: Reducing and stripping agent in dyeing operations
- ▸ Photography: Developer-solution component
- ▸ Mineral processing: Flotation reagent for lead-zinc ores
- ▸ Fibers: Fixing agent for keratin-containing fibers
A grade-specific Safety Data Sheet (SDS) — with the complete hazard classification, handling precautions, and transport information — is supplied with every shipment and available on request. Confirm all safety and regulatory details against the SDS for your specific grade.
Request SDS →Sodium formaldehyde bisulfite (CAS 870-72-4), the formaldehyde-sodium bisulfite addition compound, also known as sodium hydroxymethanesulfonate. Used as a reducing and stripping agent in textile dyeing, as a developer component in photography, and as a reagent in lead-zinc ore flotation.
Frequently Asked Questions
What is formaldehyde sodium bisulfite used for?
Sodium formaldehyde bisulfite (CAS 870-72-4) is used as a reducing and stripping agent in textile dyeing, as a developer-solution component in photography, as a flotation reagent for lead-zinc ores, and as a fixing agent for keratin-containing fibers.
What is another name for sodium formaldehyde bisulfite?
It is also known as sodium hydroxymethanesulfonate, the formaldehyde–sodium bisulfite addition compound (CAS 870-72-4). It may also be referred to as a formaldehyde bisulfite adduct.
What is the chemical formula of sodium formaldehyde bisulfite?
The compound has the formula CH3NaO4S (CAS 870-72-4), corresponding to sodium hydroxymethanesulfonate, the addition product of formaldehyde and sodium bisulfite.
How is sodium formaldehyde bisulfite used in mineral processing?
It serves as a flotation reagent in the separation of lead-zinc ores, exploiting its reducing properties to modify mineral surfaces. Request the CoA for assay and the SDS for handling details before ordering.
How is bulk sodium formaldehyde bisulfite supplied?
It is supplied to textile, photographic-chemical, and mineral-processing operations as a powder or solution in bags or drums. Request a bulk quote with your target volume, plus the CoA and SDS.