Description

Carbonic Acid, Rare Earth Salts is a specialized class of inorganic compounds formed from the reaction of carbonic acid with rare earth metal ions. This product is valued for its unique catalytic and optical properties derived from the rare earth elements. It serves as a critical precursor and functional additive in advanced material synthesis and high-tech manufacturing processes. Industries such as catalysis, electronics, and specialty glass rely on its consistent quality and performance.

Application

• Catalyst Precursor: Used in the synthesis of catalysts for petroleum refining, automotive exhaust treatment, and organic synthesis.
• Phosphor Manufacturing: Acts as a key raw material in the production of phosphors for LED lighting, display screens, and X-ray intensifying screens.
• Specialty Glass & Ceramics: Imparts specific optical, electrical, or thermal properties to advanced glass and ceramic composites.
• Electronic Materials: Employed in the fabrication of dielectric materials, capacitors, and other electronic components.
• Chemical Research & Development: Serves as a reagent or intermediate in the development of new materials and chemical processes.
• Polishing Compounds: A component in high-precision polishing slurries for optical lenses and semiconductor wafers.

Basic Information

Product Name	Carbonic Acid, Rare Earth Salts
CAS No.	68037-33-2
Molecular Formula	Variable (M2(CO3)3•xH2O, where M = Rare Earth Metal)
Molecular Weight	Variable (Contact for details)
Synonyms	Rare Earth Carbonates; Lanthanide Carbonates; Carbonic Acid Lanthanide Salts; Rare Earth(III) Carbonates; Carbonate de terres rares (French); Carbonatos de tierras raras (Spanish); Seltene Erd-Carbonate (German)
EINECS	Contact for details

Quality Control

Our Carbonic Acid, Rare Earth Salts are manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure it meets precise specifications for purity, metal content, and impurity profiles. We provide comprehensive Certificates of Analysis (COA) detailing all test results. Our quality commitment supports applications requiring high material consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic nature, store in a cool, dry, and well-ventilated place. Recommended storage temperature is between 15°C and 25°C. Keep the container tightly sealed when not in use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Assay (as REO*)	≥ 99.0%
Loss on Drying	≤ 2.0%
Chloride (Cl)	≤ 0.01%
Sulfate (SO4)	≤ 0.01%
Heavy Metals (as Pb)	≤ 10 ppm
Particle Size (D50)	Customizable

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

*REO: Rare Earth Oxides