Catalysed Sodium Sulphite
White to off-white powder · CAS 7757-83-7
Overview
Catalysed Sodium Sulphite (CAS 7757-83-7) is one of the salts & minerals products Suraj Chemicals supplies to industrial, institutional and manufacturing buyers across India from our Chennai base. It is commonly used for oxygen scavenger in boiler feed water; oxygen scavenger in drilling mud for oil exploration, among other applications in the salts & minerals category. We pack Catalysed Sodium Sulphite in 25/50 kg HDPE bags, and can arrange bulk, drum or tanker quantities for larger requirements — full characteristics, applications and downloadable documentation are below, or you can request a quote directly.
Specification Sheet — Characteristics
Download Specification Sheet (PDF)| Characteristics | Specifications |
|---|---|
| Appearance | White crystalline powder |
| Na2SO3 Content (Assay) | 96% Min |
| Iron (Catalyst) Content | Trace levels added (cobalt/iron catalysed grade) |
| Moisture | 1% Max |
| Iron (as impurity, Fe) | 0.01% Max |
| pH (10% solution) | 9.0 – 10.0 |
| Function | Oxygen scavenger for boiler water treatment |
Values above are well-established typical/standard specification properties for this product, compiled from published technical references — not a batch-specific lab report. Figures can vary batch to batch — request a current certificate of analysis with your order.
Applications
- Oxygen scavenger in boiler feed water
- Oxygen scavenger in drilling mud for oil exploration
Frequently Asked Questions
What is Catalysed Sodium Sulphite?
Catalysed Sodium Sulphite is supplied by Suraj Chemicals as white to off-white powder, identified by CAS number 7757-83-7. It falls under our Salts & Minerals range — see the Specification Sheet table above for its full characteristics.
What is Catalysed Sodium Sulphite used for?
Typical applications include: Oxygen scavenger in boiler feed water; Oxygen scavenger in drilling mud for oil exploration.
How should Catalysed Sodium Sulphite be stored and handled?
Store sealed in a dry area away from moisture and oxidizers.
What packaging and pack sizes does Suraj Chemicals supply Catalysed Sodium Sulphite in?
25/50 kg HDPE bags. Contact us if you need a different pack size, or a bulk/tanker quantity.
What is the shelf life of Catalysed Sodium Sulphite?
Typically 3–6 months from date of manufacture when stored sealed, in a cool place away from direct sunlight and heat. Active content in hypochlorite / oxidising products declines gradually over time, so this is one to watch closely. As with any industrial chemical, request the current batch's manufacturing date and a fresh certificate of analysis for orders where exact remaining shelf life matters.
Is Catalysed Sodium Sulphite hazardous to handle?
No specific hazard is flagged for Catalysed Sodium Sulphite beyond standard industrial chemical handling precautions. We still recommend you download the Safety Data Sheet (SDS/MSDS) in the sidebar above for full GHS hazard, handling and PPE details, as good practice for any industrial chemical.
Is a Specification Sheet, TDS or MSDS available for Catalysed Sodium Sulphite?
Yes — a downloadable Specification Sheet (PDF) with full characteristics and specifications is available above, and a downloadable Safety Data Sheet (SDS/MSDS) for Catalysed Sodium Sulphite is also available above.
Can I get a sample or discuss order quantity for Catalysed Sodium Sulphite?
Yes — use the Request Price & Availability button or WhatsApp us with your required quantity, and our team will confirm pricing, minimum order quantity, sample availability and delivery timelines for Catalysed Sodium Sulphite.