Description

Krypton84 CAS NO 14993-91-0 is a high-purity, stable isotope of the noble gas krypton, distinguished by its specific atomic mass. This specialized material is critical for applications requiring precise isotopic labeling and traceability, offering unmatched consistency for research and calibration standards. It is an essential resource for analytical laboratories, semiconductor manufacturers, and advanced research institutions focused on nuclear physics, environmental monitoring, and high-tech manufacturing.

Application

• Calibration Standards: Primary use in calibrating mass spectrometers and other high-precision analytical instruments for accurate environmental and geological analysis.
• Semiconductor Manufacturing: Employed in plasma etching and as a trace gas in leak detection systems within cleanroom environments.
• Nuclear Research & Physics: Serves as a target material or tracer in nuclear reaction studies and fundamental particle physics experiments.
• Environmental Tracer Studies: Used to track atmospheric circulation, ocean currents, and groundwater flow due to its inert nature and isotopic signature.
• Medical Imaging Research: Investigated for potential applications in advanced Magnetic Resonance Imaging (MRI) and Positron Emission Tomography (PET) research.
• Lighting & Laser Technology: Utilized in specialized high-efficiency lighting, laser systems, and as a filling gas for certain high-performance windows.
• Quality Control & Metrology: Provides a reference standard for ensuring measurement accuracy in national and industrial metrology laboratories.

Basic Information

Product Name	Krypton84
CAS No.	14993-91-0
Molecular Formula	Kr
Molecular Weight	83.9115 g/mol
Synonyms	Krypton-84; 84Kr; Kr-84; Stable Krypton Isotope 84; Krypton, isotope of mass 84; UN 1056 (for Krypton, compressed); Krypton, compressed
EINECS	Contact for details

Quality Control

Every batch of Krypton-84 is produced and analyzed to meet exacting isotopic and chemical purity standards. Our quality assurance protocol includes rigorous testing via high-resolution mass spectrometry to verify isotopic abundance and gas chromatography to ensure chemical purity and the absence of reactive impurities. A comprehensive Certificate of Analysis (COA) detailing isotopic composition, purity, and analytical results is provided with each shipment to guarantee traceability and compliance with your technical requirements.

Storage

Preserve in a tightly closed, approved high-pressure cylinder or container in a cool, well-ventilated area. Protect from physical damage, extreme temperatures, and direct sunlight. Store away from oxidizers and other reactive materials. Cylinder temperature should not exceed 52°C (125°F).

Specification

Item	Specification
Isotopic Purity (84Kr)	≥ 99.9% (atom)
Chemical Purity (Kr)	≥ 99.999% (Grade 5.0)
Identification (MS/IR)	Conforms
Oxygen (O2)	≤ 1 ppm
Nitrogen (N2)	≤ 2 ppm
Moisture (H2O)	≤ 1 ppm
Total Hydrocarbons (as CH4)	≤ 0.5 ppm
Other Krypton Isotopes	Balance

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