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Ammonium paratungstate (CAS NO : 11120-25-5)

Source high-purity Ammonium Paratungstate (CAS 11120-25-5) from Scimplify, one of the trusted global ammonium paratungstate suppliers and manufacturers. Ammonium Paratungstate (APT), a white crystalline ammonium tungsten salt commonly supplied as the decahydrate, is the most important intermediate in the entire tungsten industry, with the majority of global tungsten production passing through it. With a typical WO3 content of 88.5 to 89 percent, APT is the primary high-purity precursor for tungsten oxides, tungsten metal powder, and tungsten carbide.As the universal tungsten intermediate, APT is the starting point for virtually all downstream tungsten chemistry. Through calcination and chemical conversion it yields yellow and blue tungsten oxide, tungstic acid, and ammonium metatungstate (AMT), which is why buyers can source it alongside Tungsten Oxide (WO3), Tungstic Acid, and Sodium Tungstate from a single compliant global manufacturer.We supply APT in industrial grade for large-scale tungsten powder production and high-purity grades for electronics applications, with a low impurity profile and controlled crystal size that protect the grain size and yield of the final tungsten powder. As a renowned ammonium paratungstate manufacturer and supplier, our material meets global regulatory standards, including REACH (EU) registration and RMI conflict-free mineral sourcing.

Ammonium paratungstate
Ammonium paratungstate
Ammonium paratungstate

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Source high-purity Ammonium Paratungstate (CAS 11120-25-5) from Scimplify, one of the trusted global ammonium paratungstate suppliers and manufacturers. Ammonium Paratungstate (APT), a white crystalline ammonium tungsten salt commonly supplied as the decahydrate, is the most important intermediate in the entire tungsten industry, with the majority of global tungsten production passing through it. With a typical WO3 content of 88.5 to 89 percent, APT is the primary high-purity precursor for tungsten oxides, tungsten metal powder, and tungsten carbide.As the universal tungsten intermediate, APT is the starting point for virtually all downstream tungsten chemistry. Through calcination and chemi...

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Chemical Properties & Specifications

Applications of Ammonium paratungstate

Metallurgy: Foundation of Tungsten Carbide

Primary raw material for producing Tungsten Metal Powder and Tungsten Carbide (WC). Through a process of calcination (to form Blue or Yellow Tungsten Oxide) followed by hydrogen reduction, it is transformed into the ultra-hard materials used for drill bits, armor-piercing munitions, and wear-resistant machinery parts

Chemical Industry: High-Performance Catalysts

Precursor for heterogeneous catalysts, particularly in the petrochemical industry. Tungsten-based catalysts are essential for hydrocracking, denitrification, and the oxidation of organic compounds, where thermal stability and acidity are paramount

Electronics & Pigments: Specialty Coatings

Synthesis of phosphors for X-ray screens and in the production of specialized Tungsten Bronzes and pigments. serves as a starting material for chemical vapor deposition (CVD) processes in semiconductor manufacturing

Tungsten Chemistry: Universal Intermediate

The primary precursor for virtually all downstream tungsten compounds. Through thermal decomposition or chemical conversion, APT is used to produce yellow tungsten oxide (WO3), blue tungsten oxide, tungstic acid, and ammonium metatungstate (AMT) for the chemical, catalyst, and metallurgical industries.

Defense & Aerospace

Feedstock for tungsten heavy alloys (WHA) is valued for its exceptional density. Used in radiation shielding, aerospace, and motorsport counterweights and ballast, vibration-damping tooling, and kinetic-energy penetrators, where maximum mass in minimal volume is required.

Have Questions About Ammonium paratungstate?
We've Got Answers.

The W03 content is the primary measure of value. Standard APT typically contains 88.5% to 89% W O3. A lower percentage usually indicates higher moisture or impurity levels, which can negatively affect the yield and grain size of the resulting tungsten powder.

Scimplify adheres to the Responsible Minerals Initiative (RMI) guidelines. We only source tungsten ore and concentrates from audited, conflict-free smelters and mines, providing full traceability documentation for your ESG compliance requirements.

Yes. The morphology and particle size of the APT crystals can influence the "Blue Tungsten Oxide" formed during calcination, which in turn affects the particle size of the final metal powder. We offer controlled crystal size grades to help you optimize your reduction process.

Yes, it is naturally a hydrate. While it contains water of crystallization, it remains a dry, free-flowing powder. This moisture is chemically bound and does not pose a leakage risk, allowing for standard international shipping in moisture-barrier packaging.

The APT Moq to buy APT Tungsten Feedstock Bulk shared upon sourcing with procurement managers along with Ammonium paratungstate coa, Ammonium paratungstate sds along with Ammonium paratungstate compliance documentations adhering region specific regulatories.

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