Description

Protactinium-234 is a radioactive isotope of the rare actinide element protactinium, identified by CAS number 15100-28-4. This isotope is of significant value in nuclear science and geochronology due to its specific decay properties. It is primarily utilized by research institutions and specialized industrial laboratories engaged in nuclear fuel cycle studies, environmental monitoring, and fundamental scientific research.

Application

• Nuclear Science Research: Used as a tracer and reference material in studies of actinide chemistry, decay chains, and nuclear reaction mechanisms.
• Geological Dating: Applied in uranium-series disequilibrium dating methods to determine the age of minerals, rocks, and archaeological artifacts.
• Environmental Monitoring: Employed in trace analysis for studying the migration and behavior of actinides in environmental systems.
• Nuclear Fuel Cycle Analysis: Serves as a key nuclide for modeling and analyzing processes within the nuclear fuel cycle.
• Radiation Source Calibration: Used in the calibration of sensitive radiation detection and measurement equipment in controlled laboratory settings.
• Academic & Institutional Research: Supplied to universities and government labs for advanced coursework and experimental physics/chemistry programs.

Basic Information

Product Name	Protactinium-234
CAS No.	15100-28-4
Molecular Formula	Pa
Molecular Weight	234.043 g/mol (for 234Pa)
Synonyms	Protactinium-234; 234Pa; Pa-234; Protactinium, isotope of mass 234; Protactinium 234; 15100-28-4; UZPa; Uranium Z (historical); Eka-Tantalum (historical)
EINECS	Contact for details

Quality Control

Our Protactinium-234 is produced and handled under strict quality assurance protocols in specialized facilities. Each batch is characterized for isotopic purity and radionuclidic identity using high-resolution gamma spectrometry and other radiometric techniques. Certificates of Analysis (COA) detailing specific activity, radionuclidic purity, and chemical form are provided with all shipments to ensure traceability and compliance with research-grade standards.

Storage

Preserve in a tightly closed container, protected from light. This material is strictly light-sensitive and must be protected from all light exposure. Store in a designated, secure, and appropriately shielded radioactive materials area at controlled room temperature (15-25°C). All handling and storage must comply with local, national, and international regulations for radioactive substances.

Specification

Item	Specification
Appearance (Solution)	Clear, colorless to pale yellow solution
Radionuclidic Identity	Confirmed by Gamma Spectrometry
Radionuclidic Purity (234Pa)	≥ 99.0% (at time of calibration)
Specific Activity	Contact for details
Chemical Form	Typically in dilute acidic solution (e.g., HCl, HNO3)
Carrier Content	Low / Carrier-free options available

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