More choice, more options – discover the full range.
Tantalum Laboratory Supplies for Precise Research
Benefit from high-purity tantalum laboratory supplies, technical expertise, and reliable delivery – for reproducible results in the laboratory.
Our Range at a Glance
Tantalum Laboratory Supplies in Many Forms
Showing 1–50 of 120 results
Available as
Physical Properties
Melting Point
2,996.0 °C
Boiling Point
5,425.0 °C
Frequently Asked Questions
Our FAQs provide you with a quick overview of important topics related to our product range. If you have any further questions, we will of course also be happy to assist you personally.
Purchasing / Sales
We will be happy to advise you individually
Why is ChemPur the Right Partner for Tantalum Laboratory Supplies?
As an experienced provider in the field of fine chemicals and specialty materials, we understand the exact requirements of research, development, and industry. Our goal is not just to deliver products, but to provide solutions that sustainably support your processes. You benefit from a comprehensive portfolio of tantalum in various purities and forms – tailored to your specific applications.
A decisive advantage is our technical know-how. We assist you in selecting suitable materials, especially when it comes to demanding applications such as thin-film technology, high-temperature processes, or chemically aggressive environments. Especially with complex requirements, it becomes clear: Good advice is half the battle.
We also offer individual custom-made products. Whether special dimensions, purities, or alloys – we implement your requirements precisely. At the same time, you benefit from our international dealer network, which ensures a reliable and worldwide supply. As an ISO 9001 certified company, we stand for tested quality and structured processes. Short distances, personal contacts, and close cooperation ensure that you reach your solution quickly and purposefully.
In Which Forms Does ChemPur Sell Tantalum?
Our range in the tantalum sector is broadly positioned and covers both classic and specialized requirements in research, development, and industry. At ChemPUR, you receive tantalum in different metallic forms, which can be specifically selected depending on the area of application:
- These include, among others, powders and granules, which are frequently used in materials research, sintering technology, or for alloying processes. In our portfolio, you will find, for example, tantalum powder with grain sizes < 45 µm or < 100 µm in purities up to 99.9+%, which is available in various container sizes from 10 g to 250 g.
- This segment is supplemented by pellets in different size ranges (e.g., < 3 mm or 5–12 mm), which are particularly suitable for melting processes and as evaporation material.
- For applications in thin-film technology or shielding, we offer tantalum foils in a wide range of thicknesses and formats – from very thin variants starting at 0.025 mm to thicker versions up to 2.0 mm. These are available in various purities up to 99.995% and are suitable for precise applications in coating, electronics, or high-temperature technology. Additionally, we also carry sheets in higher material thicknesses.
- Our range also includes wires and rods in various diameters and lengths. Tantalum wires are available, for example, from 0.1 mm to 3 mm in diameter and are suitable for electrical applications or laboratory constructions. Rods also cover various dimensions and are used in mechanical applications or as starting material for further processing steps.
- More complex forms such as tubes or sputtering targets are also part of our portfolio. Sputtering targets in various dimensions are used specifically in thin-film and coating technology and are available in defined purities.
- Furthermore, we offer a variety of chemical tantalum compounds – including borides, carbides, nitrides, silicides, halides, alkoxides, and oxides. Examples from our range are tantalum(V) oxide in various purity levels and dosage forms (powder, tablets, pieces), tantalum chloride, or tantalum ethoxide for specialized applications in synthesis, catalysis, or coating.
This wide range allows you to choose the right form and specification for every application – from simple starting material for processing to highly specialized products that possess the necessary properties for demanding research and development processes.
How Far Does ChemPur Deliver Tantalum?
We supply customers worldwide and ensure that tantalum materials are reliably available even across national borders. The basis for this is our established international dealer network at ChemPUR, which enables us to provide almost all materials globally. Our products are used specifically in research, development, and manufacturing, which is why a stable and predictable supply is of central importance to our customers.
You benefit from a resilient supply chain – regardless of whether you operate in Europe, North America, Asia, or other regions. Especially in applications where high-purity or pure material is required, reliable availability is crucial. Through our structured logistics, we enable flexible delivery times and ensure that all relevant information is provided clearly and comprehensibly.
We take care not only of the provision but also of the complete logistical handling. This includes secure packaging solutions as well as smooth transport, especially for sensitive materials that are frequently used in practice as metal in various forms. Our processes are designed to minimize risks while ensuring consistently high quality.
Through our experience in international trade, we know the challenges of global supply chains – from customs requirements to transport conditions. This knowledge helps us to avoid potentially incorrect or incomplete information and to display a precise description of all delivery parameters. In this way, we guarantee a reliable and efficient delivery that you can rely on in your projects.
What Quality Standards Does ChemPUR Meet for Tantalum?
Quality is a decisive factor in the field of tantalum laboratory supplies, as even the smallest impurities can influence results in research and analytics. Therefore, we rely on clearly defined quality standards and controlled processes along the entire supply chain. Our company is ISO 9001 certified. This quality management system ensures that all processes – from procurement to testing to delivery – are structured and traceable. Thus, at ChemPUR, we ensure consistently high quality and reproducible material parameters, which are indispensable, especially in sensitive applications.
We offer tantalum in different purity levels, up to high and ultra-high purity grades. These are specifically suitable for applications where precision and reliability are paramount, such as in thin-film technology, analytics, or materials research. As with our precious metal products, we ensure that purity, origin, and processing are fully documented and tested.
Furthermore, the selection of our suppliers is based on clearly defined criteria. Each batch is carefully checked to ensure that it meets the required specifications. Especially with a technologically demanding material like tantalum, whose areas of application are often relatively sensitive to impurities, this care is crucial. So you can rely on the fact that the material used meets exactly the requirements necessary for your application – for secure processes and resilient results in research and industry.
For Which Research Purposes is Tantalum Used?
Tantalum is a versatile technology metal and is used in numerous areas of science, chemistry, and industrial development. Particularly pure tantalum impresses with its exceptional material properties such as high corrosion resistance, hardness, and thermal stability, making it particularly relevant for demanding research environments.
- In materials research, tantalum metal is used specifically to investigate new materials, alloys, and also high-entropy systems. It is often used in the form of powder, plates, or also tantalum ingots or metal ingots to analyze different specifications and mechanical properties. The high purity and defined grades enable reproducible results, which are traceable through a corresponding Certificate of Analysis.
- In laboratory technology and chemical research, tantalum is primarily used for vessels, reactors, and instruments that work with aggressive substances such as acids or even hydrofluoric acid. Compared to stainless steel, tantalum shows significantly higher resistance, making it a robust alternative. This is particularly advantageous for experiments under open conditions or at high temperatures without open flames.
- Tantalum also plays a central role in thin-film and coating technology. In this technology, the material is often used in thin form or as a sputtering target to create functional layers for electronics. Its stable structure ensures that processes can be carried out with high precision and low error susceptibility.
- Additionally, tantalum is important for the development of medical applications, such as medical implants, as it is biocompatible as a precious-metal-like material. In analytics and process engineering, it is used for the separation and investigation of complex systems, primarily when rare elements or minerals are analyzed.
Due to its versatile usability in a wide variety of quantities – from small laboratory units to larger capacities for pilot plants – tantalum is an indispensable material for modern innovations in research and manufacturing.
Why is Tantalum Chemically Resistant?
The chemical resistance of tantalum (Tantalum, CAS 7440-25-7) is based on its ability as an element to form a stable and dense oxide layer on the surface. This protective layer acts like a natural barrier and prevents the underlying metal from reacting with aggressive media. As a result, the material remains permanently stable even under demanding conditions – especially in high-purity grades such as 99.9%.
In practice, this property is particularly evident in contact with strong acids. Tantalum is resistant to most acids – with the exception of fluorine-containing media such as hydrofluoric acid. Even in applications with critical process conditions or reactive substance systems, the material structure is preserved. Therefore, tantalum is used specifically in the processing of sensitive metal compounds where chemical stability is crucial.
Another advantage is the self-healing of the oxide layer. If the surface is mechanically damaged, the protective layer immediately reforms. This property ensures long-term high resistance and supports consistent standards in laboratory and industrial processes. Especially for tantalum products for research and technology, this reliability is a decisive factor. Tantalum is also a preferred material for functional coatings, for example in thin-film technology or in corrosion-critical applications. Its stability contributes to making processes safe and reproducible. Due to these properties, tantalum is often regarded as a particularly durable and value-stable material.
Is Tantalum Suitable for High Temperatures?
Yes, tantalum is excellently suited for high-temperature applications. It is one of the metals with a particularly high melting point of about 3,017 °C and is therefore used specifically in processes where extreme thermal conditions occur. In research and industry, tantalum is used, for example, in high-temperature furnaces, in coating processes, or in materials development.
A decisive advantage lies in its resistance to oxidation under many operating conditions as well as in its structural stability. Tantalum largely retains its mechanical and chemical characteristics even at high temperatures. At the same time, the material has good ductility, which means it can be processed comparatively well even under thermal stress and is less susceptible to brittle failure.
Furthermore, due to its structure, tantalum is often classified as a precious-metal-like material. This precious-metal-like behavior is particularly evident in its resistance and longevity, which represent a clear advantage in high-temperature processes. For users, this means increased process reliability and reliable performance over longer periods of use. In addition to the technical characteristics, tantalum is also considered a stable investment in certain contexts. However, the focus is on its function as a high-performance material that fully plays out its strengths, especially at high temperatures.