CAS: 7772-98-7
Sodium Thiosulfate is a versatile chemical compound than is commercially used in many fields. It stands out for its reactivity, making it appropriate for uses like removing chlorine from water and metal degreasing. Sodium Thiosulfate in the past has been one things that everyone uses when developing black-and-white photo prints; it helps strip the remainder of any chemicals on photographic film, and is still a central component in lots of industries! It Is a notorious compound in many industries and is actually still used in medical treatments, as well as water purification.
Chemical Properties
● CAS: 7772-98-7
● Molecular Formula: Na₂S₂O₃
● Melting Point: 48 °C
● Density: 1.667 g/cm³
● Boiling point: 100°C
Key Physical Properties
● Appearance: Clear, odorless crystalline solid.
● Solubility: Soluble in water
● Hydration: Typically found as a pentahydrate (Na₂S₂O₃·5H₂O).
● Thermal Stability: Loses water at elevated temperatures, decomposing to sulfur and other sulfur oxides.
Application in HI&I Segment
Sodium Thiosulfate is widely used in HI&I as a dechlorinating agent in water treatment, efficiently neutralizing residual chlorine in institutional water systems. Its gentle chemical profile allows for use in sensitive applications, such as sterilization processes, without leaving residues. Additionally, Sodium Thiosulfate supports eco-friendly solutions by aiding in the detoxification of cleaning wastewater, which is especially advantageous in environmentally conscious facilities.
Applications in Other Industries
● Agriculture: Utilized in soil detoxification to neutralize chlorine in irrigation systems.
● Food and Nutrition: Acts as an additive in select food processing to prevent discoloration.
● Personal Care: Incorporated in skincare treatments for its mild detoxifying effects.
● Construction: Enforces concrete curing and restraint against cracking.
● CASE (Coatings, Adhesives, Sealants & Elastomers): Improves stability of the coatings in specified formulations via oxidative stabilization
● Pharmacology: May be found in a antidote medications for cyanide and other detox treatments.
● Textils: Enhances dyeing process and the colorfastness in fabrics
● Pulp & Paper: Inhibits free chlorine from the bleaching process, preventing pulp degradation. Mining: Partaking in gold refining processes; helps you separate precious metals in safe manner.