Sodium Bi-Sulphite
Cream crystalline powder · CAS 7631-90-5
Test Report — Characteristics
Download Test Report (PDF)| Characteristics | Specifications |
|---|---|
| Assay as SO₂ % by Mass | 35.49% |
| Assay (Total Purity) % | 57.67% |
| pH of 10% Solution | 5.3 |
| Clarity of 10% Solution | Clear |
Values above are from Suraj Chemicals' own lab test reports on this product. Figures can vary slightly batch to batch — request a current test report / certificate of analysis with your order.
Applications
- Reducing and bleaching agent in textile and leather processing
- Water-treatment de-chlorination
- Photographic fixing solutions
- Ore flotation and mineral processing
Frequently Asked Questions
What is Sodium Bi-Sulphite?
Sodium Bi-Sulphite is supplied by Suraj Chemicals as cream crystalline powder, identified by CAS number 7631-90-5. It falls under our Salts & Minerals range — see the Test Report table above for its full characteristics.
What is Sodium Bi-Sulphite used for?
Typical applications include: Reducing and bleaching agent in textile and leather processing; Water-treatment de-chlorination; Photographic fixing solutions; Ore flotation and mineral processing.
How should Sodium Bi-Sulphite be stored and handled?
Store sealed in a dry, cool area away from moisture and oxidizers.
What packaging and pack sizes does Suraj Chemicals supply Sodium Bi-Sulphite in?
50 kg bags. Contact us if you need a different pack size, or a bulk/tanker quantity.
Is Sodium Bi-Sulphite hazardous to handle?
Yes — Sodium Bi-Sulphite is an oxidizing agent and should be kept away from combustible or organic material. Follow the storage and handling guidance above, use appropriate PPE, and download the Safety Data Sheet (SDS/MSDS) in the sidebar above for full GHS hazard, handling and PPE details.
Is a Test Report, TDS or MSDS available for Sodium Bi-Sulphite?
Yes — a downloadable Test Report (PDF) with full characteristics, specifications and results is available above, and a downloadable Safety Data Sheet (SDS/MSDS) for Sodium Bi-Sulphite is also available above.
Can I get a sample or discuss order quantity for Sodium Bi-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 Sodium Bi-Sulphite.