Product Overview
Sodium Thiosulfate – Technical Grade
Product Overview
Sodium Thiosulfate (Na₂S₂O₃) is a versatile inorganic compound known for its ability to participate in reduction and precipitation reactions. This white crystalline salt is highly soluble in water and widely used in water treatment, analytical chemistry, environmental remediation, industrial synthesis, and traditional photographic processing. Its consistent reactivity and stability make it an essential chemical across multiple industries.
Key Properties
- Chemical Formula: Na₂S₂O₃
- Molecular Weight: 158.11 g/mol
- Appearance: White crystalline powder
- Grade: Technical
- Specific Gravity: 1.667
- Melting Point: 48°C
- Boiling Point: 100°C
- Solubility: Highly soluble in water
- Flash Point: Not applicable
Applications
- Water Treatment: Neutralizes chlorine and chloramine residuals in wastewater.
- Analytical Chemistry: Used as a titration reagent in iodometric analysis.
- Environmental Remediation: Precipitates and complexes heavy metals for soil and water cleanup.
- Industrial Synthesis: Intermediate in the production of sulfur-based compounds.
- Photography: Acts as a fixer to remove unexposed silver halides.
Benefits
- Consistent purity for dependable results.
- Cost-effective for bulk industrial and environmental applications.
- Long shelf life when stored properly.
- Multipurpose use across diverse industries.
Handling & Storage
Wear appropriate PPE including gloves, goggles, and protective clothing. Store in sealed containers in a cool, dry place, away from moisture and incompatible chemicals.
