Product Overview

Sodium Dichromate Dihydrate (Na2Cr2O7·2H2O) is a critical inorganic compound with significant importance in industrial chemical processes. This powerful oxidizing agent represents a key intermediate in chromium-based chemical transformations, characterized by its distinctive orange-red crystalline structure and potent chemical reactivity. The dihydrate form provides enhanced stability and predictable chemical behavior compared to anhydrous variants.

As a complex chromium-based salt, sodium dichromate dihydrate plays a crucial role in multiple industrial synthesization and transformation processes. Its unique molecular configuration enables powerful oxidation reactions, making it an essential reagent in advanced chemical manufacturing and research applications. The compound's complex ionic structure allows for precise control in various chemical engineering contexts.

Key Properties

• Chemical Formula: Na2Cr2O7·2H2O
• Molecular Weight: 326.01 g/mol
• Boiling Point: 240°C
• Melting Point: 125°C
• Specific Gravity: 1.50
• Flash Point: Not applicable
• Appearance: Orange-red crystalline powder
• Solubility: High water solubility
• Chemical Stability: Stable under standard conditions with controlled moisture exposure

Common Applications

• Metal Surface Treatment: Sodium dichromate dihydrate serves as a critical reagent in advanced metal surface preparation processes, enabling sophisticated chromium conversion coatings that enhance corrosion resistance and improve surface adhesion characteristics for industrial components.
• Industrial Catalyst Preparation: Researchers and chemical engineers utilize this compound as a fundamental precursor in synthesizing complex metal oxide catalysts, enabling more efficient chemical transformation processes across multiple industrial manufacturing sectors.
• Laboratory Oxidation Reactions: The compound provides a standardized, reliable oxidizing agent for sophisticated analytical and synthetic chemistry research, allowing precise control of oxidation-reduction reactions in controlled laboratory environments.
• Metal Processing: Chemical manufacturers employ sodium dichromate dihydrate in specialized metal processing techniques, particularly for creating protective chromium-based surface treatments and intermediate chemical compounds.
• Research and Development: Scientific laboratories use this chemical as a critical reagent for developing new chromium-based compounds and exploring advanced oxidation methodologies in materials science and chemical engineering.

Safety Precautions

Sodium dichromate dihydrate requires stringent handling protocols due to its potent oxidizing properties and potential toxicity. Operators must utilize comprehensive personal protective equipment, including chemical-resistant gloves, full-face respirators, and impervious protective clothing to prevent direct chemical exposure.

Storage demands strict environmental control, necessitating sealed containers maintained in cool, dry environments with restricted access. Containers must be constructed from chemically inert materials and stored away from incompatible chemical agents, organic materials, and potential ignition sources.

Emergency response procedures must include immediate decontamination protocols, comprehensive eye washing stations, and specialized chemical spill management equipment. Personnel should receive comprehensive training in handling chromium-based compounds and understand the specific hazards associated with oxidizing chemical agents.

Benefits

Sodium dichromate dihydrate offers exceptional performance as an industrial chemical intermediate, providing unparalleled precision in oxidation reactions and chemical transformations. Its consistent molecular structure ensures predictable reactivity, enabling sophisticated chemical engineering processes across multiple industrial domains.

The compound's high purity and controlled chemical characteristics make it an invaluable resource for advanced research and development initiatives. Its versatility in catalysis, surface treatment, and chemical synthesis positions it as a critical component in modern industrial and scientific applications, delivering reliable performance in demanding technical environments.