Description

Cerium-138 is a stable, non-radioactive isotope of the rare earth element cerium, distinguished by its specific nuclear mass. This high-purity material is critical for applications requiring precise isotopic composition and exceptional chemical purity. It serves as an essential component in advanced material science, nuclear research, and specialized industrial catalysis. Industries such as electronics manufacturing, optics, and analytical chemistry rely on its consistent quality for developing next-generation technologies.

Application

• Nuclear Science & Research: Used as a stable isotopic tracer and reference standard in nuclear physics experiments and geochemical dating studies.
• Advanced Material Synthesis: A key precursor in the production of specialized ceramics, phosphors, and high-performance alloys where isotopic purity influences material properties.
• Catalysis Development: Employed in research and development of novel catalysts for petrochemical refining and environmental applications.
• Analytical Standards: Serves as a certified reference material (CRM) for calibration in mass spectrometry and other high-precision analytical techniques.
• Electronics & Optics: Used in the fabrication of specialized optical glasses and electronic components that benefit from the specific characteristics of the Ce-138 isotope.
• Medical Research: Investigated for potential applications in diagnostic imaging and as a non-radioactive analog in biomedical studies.

Basic Information

Product Name	Cerium-138
CAS No.	15758-26-6
Molecular Formula	Ce
Molecular Weight	137.91 g/mol
Synonyms	Cerium-138 isotope; 138Ce; Cerium, isotope of mass 138; Stable Cerium-138; Ce-138; Cerium 138; Cerium, isotopic cerium-138
EINECS	Contact for details

Quality Control

Our Cerium-138 is produced and handled under stringent quality management protocols to ensure exceptional isotopic and chemical purity. Each batch is characterized using advanced analytical techniques, including Inductively Coupled Plasma Mass Spectrometry (ICP-MS) and Glow Discharge Mass Spectrometry (GDMS). A comprehensive Certificate of Analysis (COA) detailing isotopic abundance, elemental impurities, and other critical parameters is provided with every shipment to guarantee traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep the container sealed when not in use to prevent contamination and moisture absorption.

Specification

Item	Specification
Appearance	Solid (Metal, Oxide, or other compound form)
Isotopic Purity (138Ce)	> 99.5%
Chemical Purity (Total Ce)	> 99.9% (99.99% available)
Identification (Isotopic Pattern)	Conforms to standard by ICP-MS
Assay (Ce)	> 99.9% by Titration
Rare Earth Impurities	< 100 ppm total by ICP-MS
Non-Rare Earth Impurities	< 50 ppm total by GDMS
Form	Metal lump, powder, oxide, or custom compound

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