Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) Industrial & Water Treatment Grade | Vrik Pharma
We are a leading Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) manufacturer, trader, supplier, and exporter of specialty and inorganic chemicals in Gujarat, India. A team of professionals and technicians carefully manufactures us. VRIK PHARMA Pvt. Ltd. is an ISO-certified company based in Gujarat, India. 18 years of experience in the chemical industry ensures that the products meet the highest standards through rigorous testing and quality control measures before being packed and stored in a well-maintained warehouse for distribution to customers in India and abroad.
Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) – Industrial Product Summary
Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O), also known as Sodium Thiosulfate or Hypo, is a widely used inorganic sulphur compound applied in water treatment (dechlorination), photographic fixing, textile processing, chemical manufacturing, and laboratory applications. Supplied as white crystalline solids with high solubility and strong reducing properties, it is essential for process stability and chlorine neutralization. Vrik Pharma supplies Sodium Thiosulphate Pentahydrate with consistent purity, controlled crystal quality, and export-ready packaging supported by COA and MSDS.
Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) – Key Product Highlights
- High-purity Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) with consistent assay
- White crystalline Sodium Thiosulphate (Hypo) with stable particle quality
- Highly water-soluble for rapid dissolution in industrial processes
- Effective reducing agent for dechlorination and chlorine neutralization
- Widely used in water treatment, photographic fixing, textile and chemical industries
- Supplied with COA, MSDS and export-ready packaging for bulk procurement
Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) – Product Specifications
| Parameter | Details |
|---|---|
| Product Name | Sodium Thiosulphate Pentahydrate |
| CAS Number | 10102-17-7 |
| Chemical Formula | Na₂S₂O₃·5H₂O |
| Molecular Weight | 248.18 g/mol |
| Grade | Industrial Grade / Water Treatment Grade / Photography Grade |
| Purity | Typically ≥ 98% (grade-specific specifications available) |
| Appearance | Colorless to white crystalline solid |
| Solubility | Freely soluble in water |
| Packaging Size | 25 kg HDPE bags, fiber drums, jumbo bags, customized bulk packaging |
| Shelf Life | Up to 2–3 years under recommended storage conditions |
| MOQ | As per grade and packaging requirements (bulk supply available) |
Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) – Product Overview
Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O), also known as Sodium Thiosulfate or Hypo, is the most widely supplied hydrated form, valued for stable crystalline structure, predictable solubility and consistent performance in industrial processes. Its controlled hydration and assay are critical for applications where reaction reliability and dosing accuracy directly affect outcomes.
In water treatment, it is used for dechlorination and neutralization of chlorine and chloramine. In photographic fixing, textile processing and chemical applications, it functions as a reducing and stabilizing agent, with consistent quality ensuring process control, safety and repeatable results across industries.
Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) – Chemical & Physical Properties
Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) remains stable under recommended storage conditions and dissolves readily in water to form neutral to mildly alkaline solutions used in controlled dosing and process applications. The material decomposes in the presence of strong acids, releasing sulphur dioxide, making compatibility control essential during handling and use.
To maintain stability and product integrity, it should be stored in cool, dry conditions away from heat, moisture and incompatible chemicals, ensuring consistent performance during storage, transport and industrial operations.
Why Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) Matters for Industrial Use
Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O), also known as Sodium Thiosulfate or Hypo, plays a critical role in applications where chlorine neutralization, reduction reactions and chemical stabilization are required for safe and controlled operations. In water treatment, precise dosing is essential to neutralize chlorine and chloramine, ensuring regulatory compliance and safe discharge.
In industrial processing, photographic fixing and textile operations, purity, assay consistency and solubility directly influence process reliability, product quality and operational stability, making consistent-grade Sodium Thiosulphate a critical input for performance-driven applications.
Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) – Industry Applications
- Water Treatment: Dechlorination and neutralization of chlorine and chloramine for safe discharge
- Photography: Fixing agent for removal of unreacted silver salts in photographic processing
- Textile Industry: Bleach neutralization and dyeing processes for controlled fabric treatment
- Chemical Manufacturing: Reducing agent in synthesis, process stabilization and reaction controlt
- Laboratories: Analytical reagent in titration, testing and research applications
Who Uses Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O)
- Municipal and industrial water treatment plants managing dechlorination and discharge compliance
- Photography and imaging laboratories using fixing agents for silver salt removal and processing stability
- Textile processing units handling bleach neutralization and controlled dyeing operations
- Chemical and specialty chemical manufacturers requiring reducing agents for synthesis and process control
- Industrial procurement teams and exporters sourcing consistent-grade Sodium Thiosulphate for bulk supply programs
Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) – B2B Buying Criteria
B2B buyers evaluate Sodium Thiosulphate Pentahydrate based on:
- Purity assay consistency and crystal stability of Sodium Thiosulphate Pentahydrate
- Solubility performance and reaction efficiency in dechlorination and reduction processes
- Grade suitability for water treatment, photographic fixing, textile and industrial applications
- Moisture-resistant packaging and safe handling for storage and transport stability
- Availability of COA, MSDS and batch-level quality documentation for compliance
- Supply reliability, bulk availability and cost efficiency for long-term procurement
Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) – Compliance, Safety & Handling
Sodium Thiosulphate Pentahydrate is intended for industrial and professional use. Avoid inhalation of dust and prolonged contact with skin or eyes. Store in sealed containers in a cool, dry place away from acids. Always refer to the MSDS for handling, storage, and disposal guidelines.
Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) – Packaging & Export Information
Sodium Thiosulphate Pentahydrate is supplied in moisture-resistant packaging suitable for domestic and export shipments. Packaging can be customized based on grade, crystal size, and order volume. Export documentation including COA, MSDS, packing list, and commercial invoice is provided.
Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) – FAQs
It is used for water dechlorination, photographic fixing, textile processing, chemical manufacturing, and laboratory applications.
Yes, it is freely soluble in water.
Yes, “crystal” typically refers to the pentahydrate crystalline form (Na₂S₂O₃·5H₂O).
Yes, COA and MSDS are provided with each supply to ensure quality and regulatory compliance.
Looking to source Sodium Thiosulphate Pentahydrate (Na₂S₂O₃·5H₂O) for water treatment, photography, or industrial applications?
Submit a quick inquiry to receive pricing, technical specifications, documentation, and supply details tailored to your requirement.
We are a leading manufacturer, trader, supplier, and exporter of specialty chemicals and inorganic compounds, such as Sodium Thiosulphate Pentahydrate, in Gujarat, India. Our Sodium Thiosulphate Pentahydrate is carefully manufactured by a team of professionals and technicians. VRIK PHARMA Pvt. Ltd. is an ISO-certified company with 18 years of experience in the chemical industry. We ensure that our products meet the highest standards through rigorous testing and quality control measures before being packed and stored in a well-maintained warehouse for distribution to customers in India and abroad.
What is Sodium Thiosulfate Pentahydrate used for?
Sodium thiosulphate pentahydrate (MW: 248.18 g/mol), a kind of inorganic compound, is usually used for industrial grade because it can replace the original sulfur dioxide. Its dose and effect are stable. It is primarily used in the photographic industry as a fixative to remove unexposed silver halides from photofilms and papers. Sodium Thiosulphate Pentahydrated Water Treatment: Used to neutralize chlorine Chemical Industry & Gold Extraction in the Mining Sector It is also used as an antidote for cyanide poisoning and a reagent in analytical chemistry. It is also found in textile and chemical formulations.
Specifications:
Product Name | Sodium Thiosulphate Pentahydrate |
Appearance | White Crystalline Powder |
Assay | Min 98% |
Water Content | 5 H2O (Pentahydrate) |
Solubility | Soluble in water |
Minimum Order Quantity | 500 kg |
Features:
- High purity and effectiveness
- White crystalloid powder solubility
- Perfect for photography, industry, and medical applications
- This is a versatile compound that goes into many applications in several industries.
Applications:
- Photographic processing; fixing agents
- Chlorine neutralization of water
- Gold extraction in mining
- Cyanide Poisoning Antidote
- Analytical chemistry reagent
- Textile industry applications
- Concoction arrangements are created.