What is Ammonium Metavanadate?
Ammonium Metavanadate
Ammonium Metavanadate (NH4VO3) is an ammonium-bearing vanadate precursor powder. Its precursor chemistry and decomposition route separate it from V2O5 oxide feedstock and sodium metavanadate.
Technical owner: Aurexene Materials Engineering Team · Last updated: 2026-06-18
Bukan apa
- Ammonium Metavanadate is not vanadium pentoxide or sodium metavanadate; it is the ammonium salt NH4VO3.
When Not to Use It
- Do not use Ammonium Metavanadate when sodium-free processing is not the issue and the required precursor, decomposition route, or counter-ion is explicitly different.
Intrinsic Screening Summary
- Identity screen
- NH4VO3; Ammonium metavanadate precursor powder
- Intrinsic feature
- Keep NH4VO3 precursor identity, volatile ammonium-bearing decomposition products, impurity profile, and converted vanadium state separate from V2O5 oxide-feedstock identity.
- Material-level integration
- Track vanadium basis, moisture, trace anions, dissolution or impregnation behavior, decomposition, calcination, and conversion yield. Do not transfer a V2O5 oxide-feedstock condition to NH4VO3 without a matched conversion study.
Kesesuaian aplikasi
Selection & Validation Framework
| Decision Question | Jawaban pada tingkat material |
|---|---|
| Material profile validation | Required for: Katalisis and Sistem Ekspansi Termal Negatif (NTE). Measure: identity; handling state; application acceptance criteria. Sample state: final host formulation or part state. Failure signals: application target is unmet; host compatibility is unresolved. |
Material Identity & Specification Status
Nilai ukuran partikel, kemurnian, dan kemasan yang disetujui belum dipublikasikan; konfirmasikan saat penawaran atau peninjauan sampel.
| Sifat | Nilai |
|---|---|
| Composition | NH4VO3 |
| CAS / identity | 7803-55-6 |
| Morfologi | Ammonium metavanadate precursor powder |
| densitas | 2.326 g/cm3 at 25 C |
| Penyimpanan | Dry sealed container |
Why It Works
| Struktur | Fungsi | Mekanisme |
|---|---|---|
| NH4VO3; Ammonium metavanadate precursor powder | Ammonium-bearing vanadium precursor whose decomposition and conversion history are part of the material route. | Keep NH4VO3 precursor identity, volatile ammonium-bearing decomposition products, impurity profile, and converted vanadium state separate from V2O5 oxide-feedstock identity. |
Compare Material Routes
| Material / Route | Decision Boundary |
|---|---|
| Vanadium Pentoxide | Ammonium Metavanadate is an ammonium-bearing precursor route whose solubility, decomposition, and conversion sequence can be evaluated independently. Vanadium Pentoxide is the oxide feedstock; compare vanadium basis, impurities, conversion route, volatile products, residue, and final phase rather than treating equal vanadium content as equal processing. |
Technical Guides
| Technical Guide | Summary |
|---|---|
| Acid Composition, Vanadium Concentration, Temperature, and Electrolyte Precipitation | Acid Composition, Vanadium Concentration, Temperature, and Electrolyte Precipitation — panduan rekayasa berbasis metode untuk Bahan Baku Vanadium untuk Produksi Elektrolit Baterai Alir Redoks yang membahas perilaku struktur–fungsi pada batas material, antarmuka, dan sistem akhir, beserta batas proses, validasi, dan kualifikasi. |
| Alkali, Chloride, Sulfur, Heavy-Metal, and Insoluble-Residue Poisoning from Vanadium Precursors | Alkali, Chloride, Sulfur, Heavy-Metal, and Insoluble-Residue Poisoning from Vanadium Precursors — a method-conditioned engineering guide for Katalisis covering vanadium oxidation state, surface vanadate structure, titania support dispersion, promoter interaction, and gas-reaction selectivity, process limits, validation, and qualification boundaries. |
| Characterizing Vanadium Precursor Assay, Solubility, Impurities, and Loading Uniformity | Characterizing Vanadium Precursor Assay, Solubility, Impurities, and Loading Uniformity — a method-conditioned engineering guide for Industrial SCR DeNOx Catalyst Precursors covering vanadium oxidation state, surface vanadate structure, titania support dispersion, promoter interaction, and gas-reaction selectivity, process limits, validation, and qualification boundaries. |
| Choosing a Measurement Method Based on the Engineering Decision It Must Support | Choosing a Measurement Method Based on the Engineering Decision It Must Support — panduan rekayasa berbasis metode untuk Katalisis yang membahas perilaku struktur–fungsi pada batas material, antarmuka, dan sistem akhir, beserta batas proses, validasi, dan kualifikasi. |
| Controlling Vanadium Loading, Support Penetration, and Coating Uniformity in SCR Catalyst Production | Controlling Vanadium Loading, Support Penetration, and Coating Uniformity in SCR Catalyst Production — a method-conditioned engineering guide for Katalisis covering vanadium oxidation state, surface vanadate structure, titania support dispersion, promoter interaction, and gas-reaction selectivity, process limits, validation, and qualification boundaries. |
Commercial Availability
Supplier role: Request confirmation
Supply status: Request confirmation
Sample status: Sample availability requires confirmation
Commercial details are not published until the source and verification fields are complete and the Supplier Data Packet is signed by the sales owner, technical reviewer, and resource/compliance owner. Request current grade, form, sample, packaging, and delivery confirmation.
Dokumen dan permintaan
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Grade, Sample & Qualification Support
The Aurexene Materials Engineering Team can review the required form, host system, formulation or process, target, sample quantity, volume and timeline, and the grade-specific evidence needed before qualification.
Review Kemampuan laboratorium for sample evaluation and qualification support, or Kemampuan produksi for scale-up, quality, documentation, and supply support.
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