CAS · 7772-98-7
Product Overview
Sodium thiosulfate is a high-purity analytical-reagents supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Grade | Tech grade |
|---|---|
| Appearance | White powder, has visible mechanical impurities |
| Assay | 97% min |
| pH | 6.5 - 9.5 |
| Insoluble Matter | 0.4% max |
| Heavy Metals | 0.002% max |
| Iron | 0.005% max |
| Free Alkali | 0.06% max |
| Acidity | 0.01% max |
| Sulphide | 0.0006% max |
Applications
Sodium thiosulfate is widely used in industrial, chemical, and medical applications. In chemistry, it serves as a reducing agent and a neutralizer for chlorine and iodine. It is commonly employed in photographic processing to fix developed photographs by dissolving unreacted silver halides. In medicine, it is used as an antidote for cyanide poisoning and in topical treatments for certain skin conditions. Additionally, sodium thiosulfate is applied in water treatment, gold extraction, and as a reagent in analytical chemistry for titrations and redox reactions.
Benefits
Sodium thiosulfate is highly effective at neutralizing halogens and reactive oxidants, making processes safer and more controlled. Its ability to act as a reducing agent and stabilizer enhances chemical reaction efficiency and prevents unwanted side reactions. In medical applications, it provides rapid detoxification and therapeutic benefits with minimal side effects. The compound is non-toxic, water-soluble, and easy to handle, making it suitable for a wide range of laboratory, industrial, and clinical uses.
Conclusion
Sodium thiosulfate is a versatile chemical with applications spanning medicine, photography, water treatment, and chemical synthesis. Its effectiveness as a reducing agent, neutralizer, and antidote, combined with its safety and ease of use, makes it a valuable and widely utilized compound across multiple industries.
Previous
Tetrabromophenol Blue丨CAS 4430-25-5
Next