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Niobium for Research, Analytics & Thin-Film Technology
High-purity Niobium for laboratory, research, and industry: powders, foils, wires, oxides, targets, and custom solutions from ChemPUR.
High-Purity Niobium Products for Laboratories
Niobium in numerous forms and purities
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Physical Properties
Melting Point
2,468.0 °C
Boiling Point
4,927.0 °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
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Why is ChemPUR the right partner for Niobium laboratory supplies?
For decades, ChemPUR has been one of the established specialists for high-purity metals, fine chemicals, and research materials. Since the company’s founding in 1988, we have supported research institutions, laboratories, and development departments with high-quality materials and expert advice.
Especially in the field of Niobium, the correct selection of purity, form, and material properties is crucial. For your application, is powder, granulate, wire, foil, or a sputtering target more suitable? Which grain size is appropriate for powder metallurgy or additive manufacturing? What are the requirements for thermal resistance, corrosion resistance, or coating behavior? Together with our customers, we evaluate the relevant parameters and assist in selecting suitable materials for demanding applications in analytics, thin-film technology, high-temperature technology, and materials research.
Our product range includes Niobium in numerous forms and purities – from powders and granulates to foils, wires, and rods, as well as sputtering targets, evaporation materials, and oxides. Additionally, we offer customer-specific custom solutions, individual geometries, and project-related semi-finished products and alloys. Thanks to our ISO 9001 certified quality management, our international dealer network, and personal contacts, our customers benefit from high material quality, reliable availability, and short decision-making processes – even for complex requirements.
What forms of Niobium are available?
At ChemPUR, you receive Niobium in an exceptionally wide variety of forms for demanding applications in materials research, thin-film technology, analytics, and high-temperature technology. Available forms include powders, granulates, pellets, foils, sheets, wires, rods, tubes, as well as sputtering targets and evaporation materials. Depending on the application, different dimensions, grain sizes, and purity levels up to the high-purity range are available.
The assortment also includes numerous chemical Niobium compounds such as borides, carbides, nitrides, silicides, alkoxides, halides, and oxides. These materials are used, among other things, in semiconductor research, PVD thin-film technology, high-performance ceramics, catalysis research, microelectronics, as well as in organometallic syntheses and high-temperature applications. For special requirements, ChemPUR also manufactures special forms, individual targets, or project-related semi-finished products according to customer specifications. The wide selection allows research institutions and development departments to obtain many materials from a single source – reliably and application-oriented.
What distinguishes Niobium from other materials?
Niobium is one of the few refractory metals that combine high temperature resistance, corrosion resistance, and good processability. Compared to many other high-temperature metals, Niobium can be processed relatively well into foils, wires, rods, or sputtering targets and remains stable even under thermal stress.
This makes Niobium particularly suitable for demanding applications in high-vacuum technology, PVD thin-film technology, electronics development, and materials research. In coating technology, Niobium is used, for example, as a sputtering target or evaporation material, while high-purity Niobium foils and wires are frequently used in research and high-temperature applications. Niobium compounds also offer special advantages for modern research areas: Niobium nitride finds application in electronics and thin-film research, while Niobium(V) oxide is used, among other things, for optical coatings, catalysis, or material developments.
Does ChemPUR offer Niobium oxides?
Yes, ChemPUR offers various variants of Niobium(V) oxide (Nb₂O₅) for laboratory, research, and industrial applications. Purities from 99.5% to 99.99% are available, making the materials suitable for particularly demanding applications. The range includes both powders and evaporation materials and pieces for evaporation processes.
The different purity levels enable use in research laboratories, material development, thin-film technology, and analytical applications. High-purity variants with particularly low iron content are suitable, for example, for optical coatings or electronic applications. We support you in selecting suitable purities, specifications, and delivery forms for your application. Upon request, we also supply individual designs and project-related solutions. This way, you receive high-purity Niobium oxides in the appropriate quality for demanding applications in research, development, and thin-film technology.
For which applications is Niobium oxide suitable?
Niobium(V) oxide is used in numerous high-tech and research areas. Typical applications include optical coatings, ceramics, electronics, battery research, and catalytic processes. Due to its chemical stability and electrical properties, the material is particularly suitable for thin-film applications and functional coatings.
In research and development, Niobium oxide is also used for material investigations, high-temperature processes, and new energy storage technologies. For PVD and evaporation processes, ChemPUR also offers Niobium oxide as an evaporation material. The various purity levels allow for precise adaptation to analytical or technological requirements. Through many years of experience in high-purity specialty chemicals, ChemPUR supports customers in selecting suitable products for reproducible results in laboratory and industry.
Does ChemPUR deliver Niobium products worldwide?
Yes, ChemPUR supplies customers worldwide through an international dealer and distribution network. This ensures that specialized Niobium products can also be provided internationally. Markets supplied include Europe, Asia, and North America. International partners and dealers support a reliable supply to research institutions, laboratories, and industrial companies.
The company has many years of experience in the international shipping of high-purity metals and specialty chemicals. Especially for research projects and industrial development processes, predictable deliveries and high availability are crucial. Therefore, we support you with expert advice, short communication channels, and a wide range of pure metals, sputtering targets, oxides, and specialty chemicals. Custom solutions and special designs can also be implemented on a project-specific basis.
Which Niobium alloys are available?
In addition to pure metals, ChemPUR also offers special Niobium alloys and alloy components for research and development. Particularly noteworthy are Niobium/Zirconium wires in a 99/1 ratio, which are available in various diameters. These materials are used, among other things, in high-temperature technology, electronics, and special research applications.
Should you require specific special alloys for your project, ChemPUR is also your ideal partner. We manufacture special forms and material combinations, even in smaller quantities, for research and development projects. Especially for demanding applications, you benefit from our combination of material expertise, technical consulting, and flexible manufacturing. Thanks to extensive experience in high-purity metals and fine chemicals, ChemPUR can specifically support individual requirements – from material selection to project-specific implementation.