Iron Phosphate (FePO₄) – High-Purity Material for Battery, Coating, and Chemical Applications
Iron phosphate (FePO₄) is an important inorganic compound used across multiple industries, from advanced battery technology to corrosion-resistant coatings and fertilizers. Its chemical stability, safety, and versatility make it a preferred choice for manufacturers who require reliable, high-purity raw materials.
Classic Solvents supplies industrial and battery-grade ferric phosphate that meets strict purity, consistency, and documentation standards. With decades of sourcing expertise and trusted partnerships across India and global markets, we ensure dependable material quality and on-time delivery for every scale of production.
Chemical Overview and Composition
Iron phosphate, chemically known as ferric phosphate, consists of ferric ions (Fe³⁺) and phosphate anions (PO₄³⁻). It appears as a light gray or beige crystalline powder that is stable under heat and non-reactive under neutral conditions. The compound has a molecular formula of FePO₄ and a molecular weight of 150.82 g/mol.
Due to its low solubility in water and high thermal stability, iron phosphate is widely used in lithium-ion battery cathodes, metal pretreatment coatings, pigments, and fertilizers. Its predictable reactivity and uniform particle structure allow precise control in both industrial formulations and electrochemical applications. Classic Solvents supplies FePO₄ in multiple grades, each tailored to the purity and performance standards of its end-use industry.
Technical Characteristics and Advantages
- High Purity: Perfect to be used in battery materials & special product mixes.
- Thermal Stability: Keeps the product stable even under very high processing temperatures.
- Consistent Particle Size: Enables uniform dispersion and makes performance predictable.
- Reliable Cathode Precursor: Can be used for the production of lithium iron phosphate (LFP).
- Corrosion Protection: Impregnated conversion coatings to improve the metal lifespan.
- Non-Toxic and Compliant A great choice of pigment and coating that doesn’t harm the environment like chromate-based ones.
- Chemical Inertness:Does not break down quite as easily in neutral surroundings.
- Batch Uniformity:Every batch is iron, and phosphate content-wise, confirmed by analytical testing.
These attributes make ferric phosphate a dependable material for demanding applications that require both stability and precision.
Industrial and Functional Applications
Battery Materials
Iron phosphate is a major source that leads to the manufacturing of lithium iron phosphate (LiFePO₄) cathodes. It is the one that imparts thermal stability and structural uniformity, which are the main features of high-performance batteries in electric vehicles, energy storage systems, and power tools.
Metal Surface Treatment
FePO₄ is the main component in phosphate coatings that shield the surfaces of steel and aluminum. It facilitates the resistance to corrosion and makes the paint surface more adhesive; thus, a living conversion layer having outstanding mechanical properties and wear resistance prolongs component life.
Pigments and Ceramics
One of the uses of ferric phosphate is in coatings and ceramic glazes, where it functions as a coloring and anti-corrosive agent that preserves stability at high firing temperatures as well as under environmental exposure.
Fertilizers and Soil Enhancers
Agricultural formulations use FePO₄ as a slow-release source of iron and phosphorus. It enriches soil micronutrient balance without introducing harmful residues.
Catalysts and Laboratory Reagents
Ferric phosphate is also used as a catalytic component and as a reagent in research laboratories where high-purity inorganic materials are required.
Why Source Iron Phosphate from Classic Solvents
Classic Solvents has built a reputation for dependable supply and technical accuracy in specialty chemicals. Our approach to iron phosphate sourcing combines global reach with stringent quality control to ensure consistent results for every client.
Industry Experience
With a legacy in chemical trading since 1984, we understand the precision required in sectors such as coatings, batteries, and metal finishing.
Reliable Sourcing
Among the controlled-process producers, we choose only the most reputable ones that manufacture FePO₄ and maintain its purity and consistency.
Quality Assurance
Local verification accompanies each and every batch for Fe and P₂O₅ content, water content, and particle size distribution.
Tailored Grades
We offer industrial, battery, and fertilizer grades for various applications.
Flexible Supply and Documentation
Classic Solvents is equipped to meet small-scale research needs as well as large-scale industrial requirements and provides detailed Certificates of Analysis, MSDS documentation, and suitable packaging.
Product Specifications (Typical Values)
| Chemical Name |
Iron(III) Phosphate / Ferric Phosphate |
| Chemical Formula |
FePO₄ |
| CAS Number |
10045-86-0 |
| Molecular Weight |
150.82 g/mol |
| Appearance |
Light gray or beige crystalline powder |
| Purity (FePO₄) |
≥98% (Industrial Grade), ≥99% (Battery Grade) |
| Fe Content |
35–37% |
| P₂O₅ Content |
47–49% |
| Moisture |
≤0.5% |
| Solubility |
Insoluble in water, soluble in mineral acids |
Values may vary slightly depending on grade and application requirements.
Grades and Packaging Options
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Battery Grade: Fine, uniform particle size and high purity for LiFePO₄ cathode production.
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Industrial Grade: Stable composition for coatings, pigments, and metal treatments.
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Agricultural Grade: Balanced nutrient source for fertilizer formulations.
Packaging options include 25-kg HDPE bags, 500-kg jumbo bags, and sealed moisture-barrier drums. Each shipment includes test reports, material safety sheets, and batch traceability for quality assurance.
Quality and Regulatory Assurance
Classic Solvents upholds strict quality and safety standards for all its products. Every batch of ferric phosphate is tested internally and validated by accredited laboratories to verify composition, purity, and stability. Our materials comply with ISO 9001 quality norms and relevant environmental directives such as REACH and RoHS.
All shipments are packed using moisture-resistant liners to preserve material stability during transit and storage. Documentation and regulatory compliance are maintained throughout the supply chain, ensuring clients receive certified and traceable products.
Handling and Storage Guidance
Iron phosphate should be stored in a dry, cool location away from acids or moisture sources. Containers must be tightly sealed to prevent contamination. Operators are advised to use protective gloves, goggles, and dust masks while handling the material in powder form.
Avoid exposure to extreme humidity to maintain purity, especially for battery applications. When stored under sealed conditions, FePO₄ retains stability for up to 24 months. Classic Solvents provides detailed handling and storage instructions with every consignment to ensure safe and effective use.
Partner with Classic Solvents for Reliable Ferric Phosphate Supply
Classic Solvents continues to support industries that rely on high-performance inorganic materials through dependable quality and service. Our iron phosphate supply solutions combine technical precision with practical reliability, helping manufacturers maintain consistent output in batteries, coatings, and agricultural formulations.
Whether your requirement is for R&D quantities or full-scale industrial batches, our team ensures timely delivery, verified quality, and transparent documentation.
Connect with Classic Solvents to source certified high-purity iron phosphate – the dependable choice for performance and safety in every application.
