Rare Earth Neodymium Nitrate: A Defined Intermediate for Advanced Manufacturing

Neodymium Nitrate is a rare earth compound and a nitrate salt produced by Sichuan Wonaixi New Materials Technology Co., Ltd. (WONAIXI). WONAIXI operates a 46,667 m² factory in Leshan, Sichuan, with an annual output of 15,000 tons of high-purity rare earth salts and 3,000 tons of high-precision rare earth polishing powder. This article examines the product specifications, quality certifications, and industrial relevance of Neodymium Nitrate as a sourcing option for research and production teams in the glass, catalysis, and materials sectors.

Product Specifications and Quality Framework

WONAIXI supplies Neodymium Nitrate under the model name Neodymium Nitrate, with the chemical formula Nd(NO₃)₃·6H₂O (Neodymium(III) Nitrate Hexahydrate). The CAS number is 16454-60-7 and the molecular weight is 438.24 g/mol. According to the company’s product documentation, the compound is intended for preparing chemical reagents, glass coloring agents, and as a precursor for producing neodymium oxide.

The product is manufactured under an ISO 9001 quality management system (certificate No. 06526Q01354R101, valid until 2029-05-31), covering the manufacturing and sales of electronic special rare earth functional materials. This certification applies to the EU market and confirms consistent process control across batch production. WONAIXI also holds the status of National High-Tech Enterprise and Sichuan Provincial SRDI Enterprise.

Technical Characteristics and Processing Behaviour

Neodymium Nitrate hexahydrate is a crystalline solid that is highly soluble in water and polar solvents. The nitrate anion decomposes under heating to produce neodymium oxide (Nd₂O₃), which is a key material for glass colouring, laser crystals, and ceramic capacitors. The trivalent neodymium ion (Nd³⁺) exhibits sharp absorption bands in the visible and near-infrared range, making it valuable for filtering applications in display glass and safety eyewear.

In glass manufacturing, Neodymium Nitrate serves as a precursor that is calcined into neodymium oxide, which imparts a distinctive purple-pink colour and acts as a UV absorber. For laboratory reagent production, the consistent hexahydrate composition ensures reproducible stoichiometry in wet-chemical synthesis.

Application Scenarios

The primary application scenarios for Neodymium Nitrate include:

• Chemical reagent preparation: Used as a starting material for synthesising neodymium-based catalysts, metal-organic frameworks, and analytical standards.
• Glass colouring agent: Provides the neodymium component for colour glass, welder’s goggles, and decorative crystal.
• Neodymium oxide production: A direct precursor for Nd₂O₃, which is further processed into neodymium metal, magnet alloys, and laser media.

In addition, the product can be used in ternary catalyst manufacturing and special alloy applications, as noted in the company’s specification sheets for related rare earth nitrates.

Market Trend Analysis

The global rare earth elements market was projected to reach approximately USD 14.03 billion by 2025, with magnet applications accounting for 31.2% of total value (IMARC Group). China’s rare earth exports reached 62.6 thousand metric tons in 2025, the highest volume in a decade (General Administration of Customs). Neodymium-Praseodymium (NdPr) demand is forecast to grow at a compound annual growth rate (CAGR) of 8.4% through 2035, driven by electric vehicle and wind turbine expansion (Arthur D. Little).

Within this macro-trend, high-purity rare earth fluorides—a downstream segment—are expected to grow at a CAGR of 5.5% from 2025 to 2031 (QY Research). While Neodymium Nitrate is a nitrate salt rather than a fluoride, its role as a precursor for neodymium oxide and metal positions it within this upward trajectory. Industrial buyers are increasingly prioritising suppliers with certified quality systems (e.g., ISO 9001) to meet stricter end-user specifications in optics and electronics.

Comparison with Traditional Sourcing Options

Traditional Neodymium Nitrate sources often lack standardised purity documentation, leading to batch-to-batch variability in downstream calcination. WONAIXI addresses this through full ISO 9001 coverage and a 100% testing quality control protocol. The company’s dedicated production lines for rare earth salts also enable customised indicators (purity, chloride content, particle size) under OEM/ODM arrangements.

One honest limitation is that Neodymium Nitrate hexahydrate has a limited shelf life (typically 1–2 years if stored properly) and requires dry, inert conditions to prevent caking. The company provides handling guidelines to mitigate this, but end-users must ensure adequate storage infrastructure.

Future Outlook

As NdPr demand continues rising, the need for high-quality nitrate precursors that can be calcined into consistent oxide will grow. WONAIXI’s ISO 9001 certification and annual capacity of 15,000 tons of rare earth salts provide a reliable foundation for industrial-scale procurement. The company also supplies over 50 refined specifications across nine rare earth categories, allowing buyers to consolidate sourcing from a single qualified manufacturer.

Frequently Asked Questions

What is the chemical formula of Neodymium Nitrate supplied by WONAIXI?

Neodymium Nitrate is supplied as Neodymium(III) Nitrate Hexahydrate with formula Nd(NO₃)₃·6H₂O.

What is the CAS number and molecular weight?

The CAS number is 16454-60-7 and the molecular weight is 438.24 g/mol.

Is Neodymium Nitrate from WONAIXI certified?

Yes, it is produced under ISO 9001:2015 certification (cert. no. 06526Q01354R101) applicable to electronic special rare earth functional materials for the EU market.

What are the main applications?

It is used for preparing chemical reagents, glass coloring agents, and as a precursor for neodymium oxide.

Does WONAIXI offer customization?

Yes, the company supports OEM/ODM with adjustable indicators, contents, purity, and packaging, subject to MOQ negotiation.

For detailed product documentation and company qualifications, the WONAIXI corporate brochure is available for download:
Download WONAIXI Brochure (PDF)