Rare Earth Materials | High-Purity Rare Earth Oxides & Metals Supplier from China

About Suzhou KP Chemical Co., Ltd.

Founded in 2013, Suzhou KP Chemical Co., Ltd. is a professional manufacturer and supplier of high-purity rare earth materials based in China. Guided by the principle of "Science and technology serving society, materials benefiting humanity," we are committed to delivering innovative, reliable, and high-performance rare earth compounds for advanced industrial applications.

Our product portfolio includes over 200 high-purity rare earth oxides, metals, salts, chlorides, nitrates, hydrides, alloys, and nanoparticles. Each product is manufactured under strict quality control protocols to meet international standards.

We serve industries such as electronics, aerospace, automotive, renewable energy, medical imaging, and advanced ceramics. Our materials are used in permanent magnets, optical fibers, lithium batteries, catalysts, polishing agents, and semiconductor technologies.

ISO-Certified Quality Control & Factory Audits Available

Our Premium Products

Explore our extensive range of high-purity rare earth materials, engineered for performance and consistency across critical industrial applications.

Rare Earth Nanoparticles

Ultrafine particles including Dy2O3, Sm2O3, Eu2O3, CeO2. CAS 1308-96-9. Used in phosphors, catalysts, and advanced coatings.

Purity: 99.9%+

Applications: Phosphor activator, automotive glass additives

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Gadolinium Metal (Gd)

CAS 7440-54-2. High-purity metal for magnetic refrigeration, neutron absorption, and medical imaging contrast agents.

Purity: 99.9% - 99.99%

Form: Ingots, powder, shot

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Gadolinium Hexaboride (GdB6)

CAS 12008-06-9. Used in high-temperature thermoelectric materials and electron emission devices.

Purity: 99.5%+

Particle size: 1-5 μm

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Thulium Metal (Tm)

CAS 7440-30-4. Used in portable X-ray sources, lasers, and high-efficiency lighting.

Purity: 99.9%+

Form: Rods, foils, granules

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Cerium Oxide Polishing Powder

CeO2, 1.0–1.4μm. High cutting rate for precision optical glass, mobile phone covers, and semiconductors.

Grade: R457

CAS: 1306-38-3

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Anhydrous Rare Earth Chlorides

Including NdCl3 (CAS 10024-93-8), CeCl3 (CAS 7790-86-5), LaCl3 (CAS 10099-58-8). For catalysis and rubber additives.

Purity: 99.9%+

Packaging: Sealed under argon

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Yttrium Carbonate Hydrate

Y2(CO3)3·nH2O, CAS 38245-39-5. 99.99% purity. For ceramic capacitors and phosphors.

High solubility, low chloride content

Storage: Dry, sealed environment

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Dysprosium Hydride (DyH3)

CAS 13537-09-2. Used in permanent magnet additives and hydrogen storage materials.

Purity: 99.9%

Form: Fine gray powder

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View All 200+ Products

Why Choose RareEarthMaterials.com?

High Purity

99.9% to 99.999% purity across all product lines, verified by ICP-MS and XRD analysis.

Strict QC

ISO-compliant quality control with full traceability, batch testing, and certification.

Competitive Pricing

Direct factory pricing with volume discounts and long-term contract options.

Fast Global Shipping

DHL, FedEx, and sea freight options. Shipment within 3–7 days after order confirmation.

Frequently Asked Questions

What are rare earth materials used for?

Rare earth elements are critical in modern technologies including permanent magnets (NdFeB), electric vehicles, wind turbines, smartphones, optical fibers, medical imaging, and aerospace systems.

Do you provide certificates of analysis (COA)?

Yes, every shipment includes a Certificate of Analysis with detailed purity, impurity levels, and physical properties verified by ICP-MS, XRD, and BET testing.

Can you customize particle size or packaging?

Yes, we offer customization for particle size distribution, packaging (argon-sealed, vacuum), and formulation upon request.

What is your minimum order quantity (MOQ)?

MOQ varies by product. For most oxides and metals, it starts at 100g. For bulk orders, contact us for pricing and availability.

How do you ensure product stability during shipping?

We use moisture-resistant, sealed containers with desiccants. Reactive materials are stored under argon or vacuum to prevent oxidation.

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About Suzhou KP Chemical Co., Ltd.