Sodium hydrosulfite has extremely strong reducibility and is an efficient industrial bleaching and decolorizing agent with strong bleaching power, widely used in textile printing and dyeing, papermaking decolorization, washing bleaching and chemical reduction industries.
| Chemical Name | Sodium Hydrosulfite |
| Chemical Formula | Na₂S₂O₄ |
| CAS No. | 7775-14-6 |
| Appearance | White fine crystalline powder |
| Melting Point | Decompose rapidly above 52℃ |
| Density(20℃) | 2.43g/cm³ |
| Solubility | Easily soluble in water, decompose faster in hot water |
| Stability | Easy to decompose and release heat even spontaneous combustion under heat, moisture and acid-base condition, extremely active chemical property and strong reducibility |
Used as knitted fabric reducing bleaching agent, pulp decolorizing agent, powerful detergent bleaching agent, textile stripping reducing agent, ceramic decolorizing auxiliary, fine chemical reducing intermediate.
Store separately in low-temperature dry warehouse, keep away from fire, heat, water and acidic materials, forbid sunlight exposure and heavy pressure, strictly control warehouse temperature, store in small batches.
We mainly supply agricultural fertilizers including urea, potassium sulfate, ammonium chloride and water-soluble fertilizer materials; as well as industrial chemical raw materials such as calcium chloride, sodium bicarbonate and phosphate products.
Yes. We can provide batch COA, MSDS, certificate of origin and other full set of export documents to meet customs clearance requirements worldwide.
Sure. We offer agricultural grade and industrial grade products. Customized purity, particle size and packaging are all available as customers' demands.
Sample order is acceptable. For bulk orders, goods can be delivered within 3-7 days for in-stock items. We also support long-term bulk order production arrangement.
We offer exclusive one-on-one pre-sales and after-sales responses throughout the process, along with customized supporting solutions, ensuring high efficiency, peace of mind, and reliable and stable delivery.
With 26 years of in-depth experience in the chemical industry, we have a well-established supply chain system, sufficient production capacity reserves, and the ability to provide large-scale supplies and continuous delivery.
We adhere to research and development innovation and strict quality control. Our formula and process are mature and stable, and our products feature high purity, stable performance, and are suitable for high-end application requirements in multiple industries.
If you have any questions, concerns, or need assistance, please feel free to contact us via phone, email, or online customer service at any time, and we will provide you with support and answers as soon as possible.
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