Phosphomolybdic acid hydrate
Phosphomolybdic acid hydrate (CAS 51429-74-4), molecular formula H3[P(Mo3O10)4] · xH2O, is a high-purity chemical supplied by Tech Serve Solutions for acids & bases 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
- Molybdophosphoric acid

| Molecular weight | 1825.25 (anhydrous basis) |
|---|---|
| Linear formula | H3[P(Mo3O10)4] · xH2O |
| Grade | ACS reagent |
| Density | 1.62 g/mL at 25 °C(lit.) |
| Impurities tested | ≤0.01% insolubles |
| Application | A precursor to hybrid organic-inorganic based molecular batteries with applications as cation-insertion electrodes.2 |


Hazard statements
- H272May intensify fire; oxidiser
- H314Causes severe skin burns and eye damage
Precautionary statements
- P220Keep away from clothing and combustible materials
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 3084 8/PG 2 |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | O,C |
| Risk statements (R) | 8-34 |
| Safety statements (S) | 17-26-36/37/39-45 |
| Cation traces | Ca: ≤0.02%Fe: ≤0.005%NH4+: ≤0.01%heavy metals (as Pb): ≤0.005% |
| Anion traces | chloride (Cl-): ≤0.02%sulfate (SO42-): ≤0.025% |
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 Phosphomolybdic acid hydrate?
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Phosphomolybdic acid hydrate (CAS 51429-74-4), molecular formula H3[P(Mo3O10)4] · xH2O, is a high-purity chemical supplied by Tech Serve Solutions for acids & bases applications, to USP, BP and EP standards.
What grades of Phosphomolybdic acid hydrate does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phosphomolybdic acid hydrate 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 Phosphomolybdic acid hydrate?
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Phosphomolybdic acid hydrate has CAS number 51429-74-4 and molecular formula H3[P(Mo3O10)4] · xH2O. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for Phosphomolybdic acid hydrate?
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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 Phosphomolybdic acid hydrate 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 Phosphomolybdic acid hydrate be stored?
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Store Phosphomolybdic acid hydrate 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 Phosphomolybdic acid hydrate used for?
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Phosphomolybdic acid hydrate is used in acids & bases 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 Phosphomolybdic acid hydrate?
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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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