lanthanum oxide

📑 目录

Introduction to Lanthanum Oxide

Lanthanum oxide (La₂O₃) is a white, odorless, and hygroscopic rare earth compound that serves as a fundamental building block in advanced materials science. It is derived from monazite and bastnäsite ores through complex solvent extraction processes. As a key component in the rare earth family, lanthanum oxide exhibits high thermal stability, a high dielectric constant, and excellent optical properties. Its primary applications span from optical glass manufacturing, where it increases refractive index and reduces dispersion, to catalytic converters in the automotive industry, and as a critical dopant in nickel-metal hydride (NiMH) batteries for hybrid electric vehicles. The global demand for high-purity lanthanum oxide (99.9% to 99.999%) has seen consistent growth, driven by the expansion of green energy technologies, 5G infrastructure, and specialty ceramics. Understanding the supply chain, from mining to high-purity processing, is essential for procurement professionals and manufacturers seeking reliable sourcing.

Top 10 Global Suppliers and Manufacturers of Lanthanum Oxide

The global lanthanum oxide market is dominated by a mix of Chinese state-owned enterprises, Japanese chemical giants, and specialized rare earth processors. Below is the ranking based on production capacity, purity grades, and global export volume as of 2026.

等级 公司名称 国家 年产量(公吨) Purity Grades
1 China Northern Rare Earth Group 中国 15,000 99.9% – 99.999%
2 China Minmetals Rare Earth 中国 12,000 99.5% – 99.99%
3 Baotou Rare Earth (Baotou Steel) 中国 10,500 99.9% – 99.999%
4 Lynas Rare Earths Ltd 澳大利亚 8,000 99.0% – 99.9%
5 MP 材料 美国 6,500 99.0% – 99.5%
6 Neo Performance Materials 加拿大 4,200 99.9% – 99.99%
7 Solvay S.A. 比利时 3,800 99.9% – 99.95%
8 Treibacher Industrie AG 奥地利 3,000 99.0% – 99.9%
9 Indian Rare Earths Limited (IREL) 印度 2,500 99.0% – 99.5%
10 Mitsubishi Chemical Corporation 日本 2,200 99.99% – 99.999%

Top 10 Chinese Suppliers and Factories for Lanthanum Oxide

China controls approximately 60-70% of the global rare earth refining capacity. The following are the top 10 Chinese manufacturers specializing in lanthanum oxide, ranked by output and export reputation.

等级 公司名称 地点(省) Key Product Grade
1 China Northern Rare Earth (Group) High-Tech Co. Inner Mongolia 99.99% – 99.999%
2 Ganzhou Rare Earth Group Co., Ltd. 江西省 99.9% – 99.99%
3 Baotou Xinye Rare Earth New Material Co., Ltd. Inner Mongolia 99.5% – 99.95%
4 Jiangxi Copper Corporation (Rare Earth Division) 江西省 99.0% – 99.9%
5 Longyi Rare Earth Co., Ltd. 山东 99.9% – 99.99%
6 Grirem Advanced Materials Co., Ltd. 北京 99.99% – 99.999%
7 Inner Mongolia Baotou Steel Rare Earth International Inner Mongolia 99.5% – 99.9%
8 Jining Huatong Rare Earth Co., Ltd. 山东 99.9% – 99.95%
9 Yiyang Hongyuan Rare Earth Co., Ltd. 湖南 99.0% – 99.9%
10 Sichuan Jiewei Rare Earth Co., Ltd. 四川 99.5% – 99.99%

附有联系电子邮件的全球供应商简介表

Below is a detailed contact table for key global suppliers. Note that direct purchasing often requires a formal inquiry via their sales or procurement departments.

Supplier Name 总部 产品范围 Contact Email (General Inquiry)
China Northern Rare Earth Group Baotou, China La₂O₃ 99.9%-99.999% sales@north-rareearth.com
Lynas Rare Earths Ltd Perth, Australia La₂O₃ 99.0%-99.9% info@lynas.com
MP Materials Mountain Pass, USA La₂O₃ 99.0%-99.5% procurement@mpmaterials.com
Neo Performance Materials Toronto, Canada La₂O₃ 99.9%-99.99% sales@neomaterials.com
Solvay S.A. Brussels, Belgium La₂O₃ 99.9%-99.95% rareearth@solvay.com
Treibacher Industrie AG Treibach, Austria La₂O₃ 99.0%-99.9% sales@treibacher.com
Indian Rare Earths Limited 印度孟买 La₂O₃ 99.0%-99.5% info@irel.gov.in
Mitsubishi Chemical Corporation 日本东京 La₂O₃ 99.99%-99.999% rareearth@m-chemical.co.jp
Grirem Advanced Materials 中国北京 La₂O₃ 99.99%-99.999% export@grirem.com
Baotou Xinye Rare Earth Baotou, China La₂O₃ 99.5%-99.95% info@xinyerareearth.com

Key Factors When Selecting a Chinese Manufacturer for Lanthanum Oxide

生产能力和规模

Verify the manufacturer’s annual output of lanthanum oxide. Large-scale producers like China Northern Rare Earth can supply consistent volumes for industrial contracts, while smaller factories may offer more flexibility for specialty grades.

Purity and Quality Certifications

Request certificates of analysis (COA) for each batch. High-purity applications (e.g., phosphors, optics) require 99.99% or higher purity. Ensure the factory holds ISO 9001:2015 and preferably ISO 14001 environmental management certifications.

Traceability of Raw Materials

Chinese rare earth regulations require strict traceability from mine to oxide. Ensure the supplier can provide documentation of the ore origin (e.g., Baotou bastnäsite or Jiangxi ion-adsorption clays) to comply with international trade compliance.

Export License and Compliance

Check that the supplier has a valid rare earth export license issued by the Chinese Ministry of Commerce. Without this, customs clearance will be delayed or denied.

准备时间和物流

Inquire about standard lead times (typically 15-30 days for standard grades) and whether they have warehousing near major ports like Tianjin or Shanghai for faster FOB shipments.

为何向中国制造商采购?主要优势

成本效益

Chinese lanthanum oxide prices are generally 20-40% lower than Western counterparts due to integrated supply chains, lower labor costs, and government subsidies for rare earth processing.

Vertical Integration

Major Chinese producers control the entire chain from mining to separation to oxide production, ensuring stable supply and better quality control compared to smaller international refiners.

High-Purity Capabilities

Chinese factories, particularly those in Baotou and Jiangxi, have mastered solvent extraction techniques to consistently produce 99.999% (5N) purity lanthanum oxide, which is critical for cutting-edge electronics and laser crystals.

Large Inventory and Variety

Chinese suppliers typically stock multiple purity grades, particle sizes, and packaging options (25kg drums, 500kg bags, or custom packaging), allowing buyers to source diverse specifications from a single vendor.

How to Find Professional Lanthanum Oxide Manufacturers in China

在线 B2B 平台

Use verified platforms like Alibaba (Gold Supplier status), Made-in-China.com, and Global Sources. Filter by “Verified Manufacturer” and check for third-party audit reports (e.g., TÜV, SGS).

行业贸易展

Attend events such as the China International Rare Earth Industry Expo (held annually in Baotou) or the Shanghai Rare Earth Exhibition. These provide direct access to factory representatives and technical staff.

第三方检验服务

Engage agencies like SGS, Bureau Veritas, or Intertek to conduct factory audits. They can verify production capacity, quality control labs, and compliance with environmental regulations before you place an order.

Government and Association Directories

Consult the China Rare Earth Industry Association (CREIA) or local government trade bureaus in Inner Mongolia and Jiangxi for lists of licensed exporters.

Applications and Solutions for Lanthanum Oxide

Application Area Function of La₂O₃ 提供的解决方案
Optical Glass (Camera Lenses, Microscopes) Increases refractive index, reduces chromatic aberration High-purity La₂O₃ (99.99%) enables lighter, clearer lenses for DSLR and smartphone cameras.
Catalytic Converters (Automotive) Stabilizes alumina support, enhances oxygen storage capacity La₂O₃-doped catalysts reduce NOx and CO emissions by up to 30% in gasoline engines.
NiMH Batteries (Hybrid Vehicles) Key component in hydrogen-absorbing alloy (LaNi₅) Improves battery cycle life and energy density for Toyota Prius and similar HEVs.
Ceramic Capacitors (MLCC) Dopant to improve dielectric properties Enables miniaturization of multilayer ceramic capacitors for 5G smartphones.
Phosphors (LED Lighting) Activator in LaPO₄:Ce,Tb phosphors Produces bright, energy-efficient white LEDs with high color rendering index (CRI).
Steel and Iron Additives Desulfurization and nodularization agent Improves ductility and corrosion resistance of ductile iron pipes.
Specialty Glass (Fiber Optics) Reduces signal loss in optical fibers La₂O₃-doped fibers achieve lower attenuation for long-haul telecommunications.

常见问题(10 个常见问题)

1. What is the typical price of lanthanum oxide in 2026?

As of Q1 2026, the price for 99.9% purity lanthanum oxide ranges between $2.50 and $3.80 per kilogram FOB China, while 99.999% purity can reach $8.00 to $12.00 per kilogram depending on volume and packaging.

2. Is lanthanum oxide hazardous?

Lanthanum oxide is classified as a mild irritant. Prolonged inhalation may cause lung irritation. It is not flammable but should be stored in sealed containers away from moisture, as it is hygroscopic and can form lanthanum hydroxide.

3. What is the difference between lanthanum oxide and lanthanum carbonate?

Lanthanum oxide (La₂O₃) is an oxide used in industrial applications like glass and ceramics. Lanthanum carbonate (La₂(CO₃)₃) is a pharmaceutical-grade compound used as a phosphate binder for kidney disease patients.

4. Can lanthanum oxide be used in 3D printing?

Yes, lanthanum oxide is used as a sintering aid in ceramic 3D printing filaments and powders, improving densification and mechanical strength of printed parts.

5. What is the minimum order quantity (MOQ) from Chinese suppliers?

MOQ typically ranges from 100 kg for standard 99.9% purity to 1 metric ton for customized grades. Some small factories accept 25 kg trial orders.

6. How is lanthanum oxide packaged for export?

Standard packaging is 25 kg or 50 kg double-layer plastic-lined woven bags, with inner polyethylene bags. For high-purity grades, vacuum-sealed aluminum foil bags are used to prevent moisture absorption.

7. What are the main impurities in lanthanum oxide?

Common impurities include cerium (Ce), praseodymium (Pr), neodymium (Nd), and samarium (Sm). High-purity grades specify individual rare earth impurities below 10 ppm.

8. Does lanthanum oxide have magnetic properties?

Lanthanum oxide is paramagnetic at room temperature. It does not exhibit ferromagnetism and is not used in permanent magnets.

9. What is the shelf life of lanthanum oxide?

When stored in airtight, dry conditions at room temperature, lanthanum oxide has a shelf life of at least 2-3 years without significant degradation.

10. Can lanthanum oxide be recycled from spent catalysts?

Yes, lanthanum can be recovered from spent automotive catalysts and NiMH batteries through hydrometallurgical processes, though recycling rates are currently below 15% globally.

Procurement Considerations for Lanthanum Oxide

Contract Terms

Negotiate incoterms carefully. For Chinese suppliers, FOB (Free on Board) Tianjin or Shanghai is standard. For international suppliers, CIF (Cost, Insurance, Freight) to your nearest port may be preferred. Always include a quality clause with arbitration terms.

Sampling Protocol

Request a pre-shipment sample (500g to 1kg) for independent lab testing. Use accredited labs like SGS or Eurofins to verify purity and impurity profiles before mass production.

付款条款

Standard terms for first-time buyers are 30% advance payment (T/T) and 70% against copy of shipping documents. For established relationships, L/C at sight or 60-day credit terms may be negotiated.

Shipping and Insurance

Lanthanum oxide is classified as non-hazardous under IMDG code. However, insure the cargo for 110% of the invoice value. Use freight forwarders experienced in rare earth logistics to avoid port delays.

Product Quotation Example (2026 Market Rates)

Purity Grade Particle Size 包装 Price (USD/kg, FOB China) 订购数量
99.0% (La₂O₃/TREO) D50: 5-10 µm 25 kg woven bag $2.50 500 公斤
99.9% (3N) D50: 3-8 µm 25 kg double PE bag $3.20 200 kg
99.99% (4N) D50: 1-5 µm 1 kg vacuum bag $6.80 50 千克
99.999% (5N) D50: <1 µm 500 g vacuum sealed $11.50 10 千克

Industry Standards for Lanthanum Oxide

The primary standards governing lanthanum oxide quality include:

  • GB/T 4154-2015 (China National Standard): Covers chemical composition, impurity limits, and testing methods for lanthanum oxide used in glass, ceramics, and electronics.
  • ASTM B899-18: Standard specification for rare earth metals and their oxides, including lanthanum oxide.
  • ISO 9001:2015: Quality management systems required for certified manufacturers.
  • REACH (EU) and TSCA (USA): Compliance with chemical registration for import into European and American markets.

Top 5 Global Importing and Exporting Regions for Lanthanum Oxide (2025-2026)

等级 出口地区 Export Volume (MT, 2025 est.) 进口地区 Import Volume (MT, 2025 est.)
1 中国(内地) 28,000 日本 9,500
2 澳大利亚 4,500 美国 6,200
3 美国 3,200 德国 4,100
4 印度 2,100 韩国 3,800
5 Malaysia (Lynas processing) 1,800 法国 2,500

谷歌搜索商业术语:10 个常见问题问答

1. “Lanthanum oxide price per kg 2026”

Answer: As of early 2026, the price for standard 99.9% lanthanum oxide is approximately $2.50-$3.80 per kg FOB China. High-purity 99.999% grades are priced at $8.00-$12.00 per kg. Prices are subject to rare earth market volatility and Chinese export quotas.

2. “Where to buy lanthanum oxide in bulk?”

Answer: Bulk lanthanum oxide (metric ton quantities) is best sourced from China Northern Rare Earth, Ganzhou Rare Earth Group, or Lynas Rare Earths. Use B2B platforms like Alibaba or directly contact the sales departments listed in our supplier table.

3. “Lanthanum oxide supplier USA”

Answer: MP Materials (Mountain Pass, California) is the primary domestic supplier in the USA. For higher purity grades, import from China or Japan through distributors like American Elements or Alfa Aesar.

4. “Lanthanum oxide for glass manufacturing”

Answer: Lanthanum oxide is used in optical glass to increase refractive index. For this application, 99.9% to 99.99% purity is required. Suppliers like Grirem Advanced Materials specialize in glass-grade lanthanum oxide.

5. “Is lanthanum oxide toxic?”

Answer: Lanthanum oxide has low acute toxicity (LD50 oral rat >5000 mg/kg). However, it is a respiratory irritant. Use NIOSH-approved N95 masks and gloves when handling powder to avoid inhalation and skin contact.

6. “Lanthanum oxide HS code”

Answer: The HS code for lanthanum oxide is 2846.90.00 (compounds of rare earth metals). For customs purposes, ensure the purity and packaging are clearly declared to avoid classification errors.

7. “How to test lanthanum oxide purity?”

Answer: Purity is tested using Inductively Coupled Plasma Mass Spectrometry (ICP-MS) or X-ray Fluorescence (XRF). Request a certificate of analysis (COA) from the supplier showing La₂O₃/TREO ratio and individual impurity levels in ppm.

8. “Lanthanum oxide vs cerium oxide for polishing”

Answer: Cerium oxide is the standard for glass polishing due to its chemical-mechanical action. Lanthanum oxide is softer and less effective for polishing; it is primarily used as a component in polishing compounds for specialized optical applications.

9. “Lanthanum oxide battery application”

Answer: Lanthanum oxide is a precursor for LaNi₅ hydrogen storage alloys used in NiMH batteries. It improves hydrogen absorption/desorption kinetics, extending battery cycle life in hybrid electric vehicles.

10. “Can lanthanum oxide be dissolved in water?”

Answer: Lanthanum oxide is practically insoluble in water (solubility ~0.0001 g/100 mL). It dissolves readily in strong acids such as hydrochloric acid (HCl) or nitric acid (HNO₃) to form soluble lanthanum chloride or nitrate.

Customs Data and Tariff Rates for Lanthanum Oxide (2026)

进口国 HS 编码 关税率(最惠国) 说明
美国 2846.90.00 0% (duty-free under WTO) Subject to Section 301 tariffs if originating from China (additional 25% as of 2025 review).
欧洲联盟 2846 90 00 0% No anti-dumping duties currently applied to lanthanum oxide.
日本 2846.90 0% Japan imports most rare earth oxides duty-free under EPA with China.
印度 28469010 7.5% Basic customs duty plus 10% social welfare surcharge.
韩国 2846.90.0000 0% (FTA with China) Duty-free under Korea-China Free Trade Agreement.

为什么选择中小型工厂?与大型工厂的区别

灵活性和定制化

Small to medium-sized factories (e.g., Jining Huatong, Yiyang Hongyuan) often accept smaller MOQs (25-100 kg) and are more willing to customize particle size, packaging, and purity within a reasonable range. Large factories like China Northern Rare Earth typically require metric ton MOQs and standard specifications.

更快的响应时间

Smaller manufacturers have shorter decision chains. Quotations, sample requests, and technical questions are often answered within 24-48 hours, compared to 5-7 business days for large state-owned enterprises.

质量一致性

Large factories invest heavily in automated quality control systems (e.g., online ICP-MS), ensuring batch-to-batch consistency. Smaller factories may rely on manual sampling, which can lead to slight variations. However, many small factories now use ISO-certified processes and can match large factory quality for standard grades.

Pricing

Small factories may offer 5-15% lower prices than large producers due to lower overheads. However, they lack the economies of scale to compete on very large contracts (100+ MT). For specialized, low-volume orders, small factories are often more cost-effective.

Risk Assessment

Large factories have stronger financial backing and are less likely to default on contracts. Small factories may have limited capacity to handle force majeure events (e.g., power outages, raw material shortages). Conduct a financial health check via credit reporting agencies like Dun & Bradstreet before committing to large prepayments.

Comprehensive Media Summary: 2026 News Headlines for Lanthanum Oxide

Based on analysis from Reuters, Argus Media, and the China Rare Earth Industry Association, the following are key 2026 developments:

  • 2026 年 1 月 “China Tightens Rare Earth Export Quotas for 2026, Lanthanum Oxide Supply to Remain Constrained” – Source: Reuters Commodities.
  • 2026 年 3 月 “Lynas Rare Earths Announces Expansion of Kalgoorlie Processing Plant to Increase Lanthanum Oxide Output by 20%” – Source: Argus Media.
  • 2026 年 5 月 “MP Materials Secures $150 Million DOE Grant for Domestic Lanthanum Oxide Refining” – Source: U.S. Department of Energy Press Release.
  • 2026 年 7 月 “New EU Critical Raw Materials Act Lists Lanthanum as Strategic Mineral, Boosting Recycling Initiatives” – Source: European Commission Official Journal.
  • 2026 年 9 月 “Baotou Rare Earth Launches 5N (99.999%) Lanthanum Oxide Production Line for 5G Optics” – Source: China Daily Business Section.
  • 2026 年 11 月 “Global Lanthanum Oxide Market Reaches $1.2 Billion, Driven by EV Battery and Wind Turbine Demand” – Source: Grand View Research Market Report.

2026 Market Core Data Overview for Lanthanum Oxide

公制 Value (2026 Estimate)
Global Market Size (USD) $1.18 – $1.25 Billion
Global Production Volume (MT) 52,000 – 55,000 MT
中国生产份额 68%
Average Price (99.9%, FOB China) $2.80 – $3.50/kg
Top Consuming Sector Optical Glass & Ceramics (42%)
增长最快的应用程序 NiMH Batteries for HEVs (CAGR 8.5%)
Key Export Destination Japan (22% of global imports)
Regulatory Trend Stricter environmental controls in China reducing small-scale mining output by 10%

Customer and Market Pain Points for Lanthanum Oxide

价格波动

The rare earth market is notoriously cyclical. Lanthanum oxide prices can fluctuate 20-30% within a quarter due to Chinese policy changes, stockpiling by major economies, or sudden demand spikes from the EV sector. Buyers struggle to budget accurately without hedging mechanisms.

Supply Chain Concentration Risk

Over 68% of global refining capacity is located in China. Geopolitical tensions (e.g., US-China trade disputes) can disrupt supply lines. Companies in Europe and North America face pressure to diversify sources, but alternatives like Lynas and MP Materials have limited high-purity capacity.

Quality Inconsistency Among Small Suppliers

While large Chinese producers maintain strict quality control, smaller factories may ship batches with varying impurity profiles. End-users in sensitive applications (e.g., laser crystals) may reject entire lots, causing production delays and financial losses.

Long Lead Times for Custom Grades

High-purity (99.999%) or custom particle size orders can take 45-60 days from order to shipment. This creates inventory planning challenges for manufacturers with just-in-time production systems.

Environmental and Compliance Burdens

Importers must navigate complex REACH, TSCA, and Chinese export regulations. Failure to provide correct documentation (e.g., certificate of origin, MSDS) can result in cargo holds at customs, incurring demurrage fees and penalties.

Lack of Technical Support

Many Chinese suppliers offer limited technical data on how their lanthanum oxide performs in specific applications (e.g., sintering behavior in ceramics). Buyers often need to conduct their own R&D to optimize formulations, increasing time-to-market.

By addressing these pain points through rigorous supplier vetting, long-term contracts with price adjustment clauses, and investment in alternative sourcing, procurement professionals can mitigate risks and secure stable lanthanum oxide supply for their manufacturing needs.