About Sodium Dichromate (CAS 7789-12-0 / 10588-01-9)
Sodium Dichromate / Sodium Bichromate is an essential inorganic chromium compound primarily utilized as a chemical intermediate and heavy-duty oxidizer. DPRJ Universal is a leading sodium dichromate / sodium bichromate manufacturer and sodium dichromate / sodium bichromate supplier in India, delivering premium 99.0% pure technical and industrial-grade materials accompanied by extensive document backup, including complete COA certifications and regulatory sodium dichromate dihydrate msds support.
Our premium-grade sodium dichromate crystals are formulated under advanced oversight to satisfy strict commercial specifications, ensuring maximum efficacy as an industrial oxidizing agent and manufacturing component across international markets.
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Acquire the most competitive commercial sodium dichromate dihydrate price in India straight from our manufacturing facility. Prices fluctuate daily according to raw materials, but we consistently guarantee the best factory-direct wholesale rates for domestic and export clients.
📩 Get Instant Quote ✉️ Email: [email protected]Technical Specifications
- Chemical Name: Sodium Dichromate / Sodium Bichromate / Sodium Dichromate Dihydrate
- Purity: 99.0% (Minimum Assay)
- CAS No.: 7789-12-0 (Dihydrate), 10588-01-9 (Anhydrous)
- Appearance: Bright orange to red-orange, crystalline flakes or crystals
- Formula: Na2Cr2O7·2H2O
- Molecular Weight: 298.00 g/mol (Dihydrate), 261.97 g/mol (Anhydrous)
- Packaging: 50 KGS BAG
- Origin: India
Primary Applications
- Excellent heavy-duty industrial oxidizing agent for organic synthesis and raw chemical production.
- Core component in the leather tanning industry for cross-linking hides via chrome reduction processes.
- Primary raw material for manufacturing inorganic chromium compounds and pigments like chrome yellow and viridian.
- Vital solution component for metal surface finishing, corrosion inhibition, and brass bright-dipping.
- Formulated into industrial wood preservatives to guard structural timber against environmental rot.
SKU: SD001
MPN: SODIUM-DICHROMATE-DPRJ-001
Category: Chemicals → Inorganic Chemicals → Chromium Compounds → Sodium Dichromate
Brand: DPRJ Universal
Price Range (Bulk)
₹100 - ₹120 per kg
Price valid until: 31 Dec 2026
Availability: In Stock for Bulk Orders
Customer Rating
⭐ 4.9 / 5
Based on 2,103 verified industrial buyers
“The high solubility and perfect uniformity of Sodium Dichromate crystals from DPRJ Universal significantly optimized our pigment production yields. A highly reliable bulk supplier.”
— Verified Industrial Buyer, Pigment & Dye Manufacturing Plant
Shipping & Delivery
Destination: India
Shipping Cost: Free (Bulk Orders)
Handling Time: 1–2 Days
Transit Time: 2–5 Days
Return Policy
Return Window: 7 Days (for non-compliant quality)
Return Method: Return By Mail/Pickup
Return Fees: Free Return (on verified quality issue)
Frequently Asked Questions
What is the primary use or sodium dichromate function?
The primary sodium dichromate function is acting as a powerful industrial oxidizing agent. It serves as a cornerstone chemical intermediate in chrome leather tanning, chromium pigment production, wood preservation treatments, metal treatment processes, and organic compound syntheses.
What is the molecular weight and chemical formula of Sodium Dichromate?
The chemical formula for anhydrous Sodium Dichromate is Na2Cr2O7 (molar mass 261.97 g/mol), while the standard commercial compound traded by suppliers is Sodium Dichromate Dihydrate with the chemical formula Na2Cr2O7·2H2O, carrying a molecular weight of approximately 298.00 g/mol.
How is Sodium Dichromate prepared or synthesized industrially?
Commercial sodium dichromate synthesis involves roasting ground chromite ores with sodium carbonate (soda ash) and lime under oxidizing atmospheric conditions. This converts the elements into soluble sodium chromate, which is dissolved, filtered, and treated under precise acidification with sulfuric acid to trigger crystallization of high-yield sodium dichromate crystals.
What is the Sodium Dichromate structure and is it aromatic?
The Sodium Dichromate structure consists of the inorganic dichromate anion [Cr2O7]2− featuring a central oxygen link connecting two hexavalent chromium centers, electrostatically balanced by two sodium cations (Na+). It is an inorganic mineral salt and does not contain carbon ring delocalization, meaning it is not aromatic.
What are the key physical properties, such as boiling point and density?
A standard sodium dichromate description highlights its physical form as bright orange-red, odorless crystalline flakes. It possesses a melting point of 356.7 C, dissolves perfectly in water, and decomposes into chromic oxide prior to achieving a boiling point stage.
For regional queries, do you provide documentation explaining sodium dichromate uses in hindi?
Yes, for our local clients seeking technical summaries like sodium dichromate uses in hindi or instructions about sodium dichromate in hindi (सोडियम डाइक्रोमेट के औद्योगिक उपयोग), our support managers provide complete material descriptions and translated regulatory documentation to ensure full compound comprehension and safety adherence.
Is Sodium Dichromate suitable for fertilizer or agrochemical use?
No, Sodium Dichromate is exclusively an industrial chemical compound. It cannot be used as a fertilizer or agrochemical element due to hexavalent chromium toxicity profiles. Its application is strictly forbidden in plant-growing products and limited to regulated factory processes.
Is Sodium Dichromate hazardous and what are the handling precautions?
Yes, Sodium Dichromate is a highly toxic, corrosive substance and a recognized carcinogen. Handling requires extreme safety compliance, local exhaust ventilation setups, and appropriate protective gear. A comprehensive overview can be reviewed within the supplied sodium dichromate dihydrate msds file.
What is the technical difference between Sodium Dichromate and Sodium Bichromate?
There is absolutely no structural distinction. Sodium Dichromate is the official IUPAC chemical designation, while Sodium Bichromate is an older traditional commercial designation. Both terms indicate the identical chemical compound.
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