Sodium Hydrosulfite 88% (also known as Sodium Dithionite) is a high-performance reducing agent widely used in textile dyeing, paper bleaching, mineral flotation, and chemical processing industries. It is supplied in powder form with minimum 88% purity, ensuring strong reduction efficiency and stable industrial performance.
Our product is suitable for textile mills, paper manufacturers, leather processors, and water treatment applications.
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| CAS Number | 7775-14-6 |
|---|---|
| IUPAC Name | Sodium Dithionite |
| Molecular Formula | Naâ‚‚Sâ‚‚Oâ‚„ |
| Molecular Weight | 174.11 g/mol |
| Grade | industrial Grade |
| Purity | 88% min |
| EC Number | 231-890-0 |
| UN Number | UN 1384 |
| HS Code | 28311010 |
| Synonyms | Sodium Dithionite Sodium Hydrosulfite Hydros Sodium Sulfoxylate |
| Appearance | White to slightly yellow crystalline powder |
|---|---|
| Odor | Slight sulfur odor |
| pH | 5 – 7 (1% solution) |
| Density | Approx. 2.38 g/cm³ |
| Melting Point | Decomposes above 52°C |
| Solubility | Soluble in water, decomposes in hot water |
| Storage Conditions | Store in a cool, dry, well-ventilated area. Keep away from moisture, acids, oxidizing agents, and heat. Keep tightly sealed to prevent decomposition. |
| Hazard Statements | May cause fire upon contact with moisture Harmful if inhaled Causes skin and eye irritation Releases toxic sulfur dioxide gas upon decomposition |
|---|---|
| Regulatory References | REACH Registered Complies with international industrial chemical standards |
| Key Uses | Textile dyeing & printing (vat dye reduction) Paper pulp bleaching Leather processing Mineral flotation Water treatment Chemical intermediate manufacturing |
| Price Valid Until | 2026-04-30 |
|---|
Blue line shows enquiries. Amber line shows price variation. Each line is scaled to its own monthly range.
Built from buyer enquiries, vendor quote ranges, client deal decisions, and accepted bid activity linked to this product.
| Country | Demand | Quotes | Deal Signals | Avg Quote |
|---|---|---|---|---|
| Pakistan | 3 | 0 | 0 | - |
| Unknown | 0 | 0 | 0 | - |
| Buyer Country | Enquiry Product | Qty Purchased | Date Posted |
|---|---|---|---|
| Pakistan |
Sodium Hydrosulfite 88%
|
10 | Mar 6, 2026 |
| Pakistan |
Sodium Hydrosulfite
|
10 | Mar 6, 2026 |
| Pakistan |
Sodium Hydrosulfite
|
10 | Mar 6, 2026 |
