Tantalum pentoxide Bulk Supply for Industrial Use
China Factory Direct
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| CAS number | 1314-61-0 |
| Product name | Tantalum pentoxide |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeMaterial GradeSpecialty GradeElectronic GradeIndustrial Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
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Documents We Provide for Tantalum pentoxide
Post-sale: Full documentation is provided.
To request documents, please contact us via email at sales@GRchemical.com.
Bulk Tantalum pentoxide Supplier from China
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
Industrial Applications of Tantalum pentoxide
| Industry | Application | Process |
|---|---|---|
| Electronics Industry | Manufacturing high-dielectric-constant (high-k) capacitor dielectric layers | Physical vapor deposition (PVD), atomic layer deposition (ALD) |
| Optical Coating | Used as optical thin-film material, e.g., anti-reflective coatings and high-refractive-index films | Electron-beam evaporation, sputter deposition |
| Semiconductor Manufacturing | Employed as a gate dielectric material to replace silicon dioxide | Atomic layer deposition (ALD) |
| Catalysis | Used as a catalyst or catalyst support in certain organic synthesis reactions | Impregnation, co-precipitation |
| Ceramics Industry | Used in the production of specialty functional ceramics | High-temperature sintering |
| Medical Devices | Applied in biocompatible coatings (research stage) | Plasma spraying, sol-gel process |
Manufacturing Quality Control of Tantalum pentoxide
| Test Item | Common Test Method | Method Overview |
|---|---|---|
| Main Component Content (Ta₂O₅ Purity) | Inductively Coupled Plasma Optical Emission Spectrometry (ICP-OES) or Inductively Coupled Plasma Mass Spectrometry (ICP-MS) | Dissolve the sample and determine tantalum content using ICP technology to calculate Ta₂O₅ purity. Offers high sensitivity and excellent accuracy. |
| Impurity Element Content | ICP-OES / ICP-MS | Simultaneously detects multiple metallic impurities (e.g., Fe, Ni, Cr, Al, Si). Low detection limits make it suitable for analysis of high-purity materials. |
| Oxygen Content | Inert Gas Fusion-Infrared Absorption (Oxygen Analyzer) | Sample is melted at high temperature under inert atmosphere; released oxygen is quantified using an infrared detector. Suitable for oxygen determination in oxides. |
| Moisture Content | Karl Fischer Titration | Measures trace moisture based on the quantitative reaction of iodine, sulfur dioxide, and water in methanol. High precision and widely used for moisture analysis. |
| Specific Surface Area | Nitrogen Adsorption-Desorption Method (BET Method) | Determines specific surface area by analyzing nitrogen adsorption-desorption isotherms at low temperature using the BET equation. Reflects powder characteristics. |
| Particle Size Distribution | Laser Diffraction Particle Size Analysis | Measures particle size distribution in suspension or air stream based on light scattering principles. Fast and highly reproducible. |
| Crystal Phase Structure | X-Ray Diffraction (XRD) | Analyzes crystal structure and phase composition; identifies whether the material is amorphous or has specific crystalline forms (e.g., orthorhombic, hexagonal). |
| Appearance and Color | Visual Inspection or Colorimeter | Assesses color, agglomeration, foreign particles, etc., for preliminary evaluation of product consistency. |
| Apparent Density / Tapped Density | Hall Flowmeter / Tapped Density Tester | Measures apparent density and tapped density of powders to evaluate flowability and packing properties, critical for downstream processing. |
| pH Value (in aqueous suspension) | pH Meter Measurement | Disperse tantalum oxide in deionized water, stir, allow to settle, then measure pH. Assesses surface acidity/basicity and dispersion stability. |
Technical Specifications of Tantalum pentoxide
| Test Item | Specification |
|---|---|
| Appearance | White to off-white powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Residue on Ignition | <=0.3% |
| Heavy Metals | <=20 ppm |
| Total Impurities | <=1.5% |
| Solubility | Insoluble in water and common organic solvents; soluble in concentrated sulfuric acid and hydrofluoric acid |
Specifications vary by industry. Reach out to our technical experts for a COA tailored specifically to your application. Email:selse@GRchemical.com
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Download COA of Tantalum pentoxide
| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
Packaging of Tantalum pentoxide
Industrial Tantalum pentoxide Procurement FAQ
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.
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