Barium tungstate
Barium tungstate (CAS 7787-42-0), molecular formula BaWO4, is a high-purity chemical supplied by Tech Serve Solutions for catalysis & inorganic applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- Barium white,Tungsten white

| Molecular weight | 385.16 |
|---|---|
| Linear formula | BaWO4 |
| Assay | 99.9% trace metals basis |
| Form | powder |
| Density | 5.04 g/mL at 25 °C(lit.) |
| Particle size | −100 mesh |
| Application | Investigations on: • Luminescence properties1• Antimonate photocatalysts2,3• Dielectric and tunable characteristics of composite ceramics for microwave applications4• Nanohybrid synthesis, luminescence and spontaneous conversion to hexagonal tungsten trioxide nanosheets5Electrochemical synthesis and investigation of barium tungstate crystals6Reactant for ammonolysis to give oxynitride7 |

Hazard statements
- H302Harmful if swallowed
- H332Harmful if inhaled
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 1 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/22 |
| Safety statements (S) | 28 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Barium tungstate?
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Barium tungstate (CAS 7787-42-0), molecular formula BaWO4, is a high-purity chemical supplied by Tech Serve Solutions for catalysis & inorganic applications, to USP, BP and EP standards.
What grades of Barium tungstate does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Barium tungstate in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of Barium tungstate?
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Barium tungstate has CAS number 7787-42-0 and molecular formula BaWO4. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for Barium tungstate?
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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
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Yes. Every batch of Barium tungstate ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should Barium tungstate be stored?
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Store Barium tungstate in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is Barium tungstate used for?
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Barium tungstate is used in catalysis & inorganic applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for Barium tungstate?
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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
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