Description

Chromium (III) Phosphate Hexahydrate is an inorganic compound characterized by its green crystalline form, serving as a vital source of trivalent chromium and phosphate ions. This material is valued for its role in corrosion inhibition, catalysis, and as a precursor for advanced ceramic and pigment formulations. It is essential for manufacturers and researchers in sectors including industrial coatings, specialty ceramics, and materials science development.

Application

• Corrosion Inhibiting Pigments: A key component in primer formulations for metals, providing passivation and enhancing coating durability.
• Ceramic Precursor: Used in the synthesis of advanced ceramics and glass-ceramics for specialized thermal and electrical applications.
• Catalyst and Catalyst Support: Employed in certain organic synthesis and dehydrogenation reactions due to its surface properties.
• Research & Development: Serves as a starting material for developing novel chromium-phosphate based materials and nanocomposites.
• Surface Treatment: Applied in conversion coatings for metal finishing processes to improve adhesion and corrosion resistance.

Basic Information

Product Name	Chromium (III) Phosphate Hexahydrate
CAS No.	13475-98-4
Molecular Formula	CrPO₄·6H₂O
Molecular Weight	305.07 g/mol
Synonyms	Chromium phosphate hexahydrate; Chromic phosphate hexahydrate; Phosphoric acid, chromium(3+) salt, hexahydrate; Chromium orthophosphate hexahydrate; CrPO4·6H2O; Tris(phosphato)chromium hexahydrate; Chromium(III) phosphate hydrate
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure batch-to-batch consistency and compliance with industry standards. Key parameters such as purity, heavy metal content, and loss on drying are monitored. Certificates of Analysis (COA) are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Green crystalline powder
Identification (IR)	Conforms
Assay (CrPO₄·6H₂O)	≥ 98.0 %
Loss on Drying	≤ 35.0 %
Chloride (Cl)	≤ 0.01 %
Sulfate (SO₄)	≤ 0.02 %
Heavy Metals (as Pb)	≤ 10 ppm
Iron (Fe)	≤ 50 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.