Description

Chlorine37 CAS NO 13981-73-2 is a stable isotope-labeled form of chlorine, specifically the chlorine-37 isotope. This high-purity material is essential for advanced research and analytical applications where isotopic labeling is required for precise tracking and measurement. It is a critical reagent for scientists and engineers in the fields of nuclear chemistry, environmental tracer studies, and advanced material science.

Application

• Nuclear Magnetic Resonance (NMR) Spectroscopy: Used as an isotopic label for structural elucidation and dynamic studies of molecules.
• Mass Spectrometry Standards: Serves as an internal standard for quantitative analysis and isotope dilution techniques.
• Tracer Studies: Applied in environmental science to track the movement and fate of chlorine-containing compounds in ecosystems.
• Geochemical Research: Utilized to understand chlorine isotope fractionation in geological processes.
• Pharmaceutical Research: Employed in the development and metabolic study of chlorine-containing drug compounds.
• Material Science: Used in the synthesis and characterization of novel materials where isotopic purity is critical.

Basic Information

Product Name	Chlorine37
CAS No.	13981-73-2
Molecular Formula	³⁷Cl (as Cl₂ or other specified form)
Molecular Weight	36.9659 (for ³⁷Cl isotope)
Synonyms	Chlorine-37; ³⁷Chlorine; Chlorine 37 isotope; Cl-37; Isotope of chlorine (mass number 37); Stable chlorine isotope; [³⁷Cl]Chlorine
EINECS	Contact for details

Quality Control

Our Chlorine37 is produced and handled under stringent quality protocols to ensure exceptional isotopic and chemical purity for research applications. Each batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing isotopic enrichment, chemical purity, and other critical parameters. We adhere to relevant guidelines for the production of stable isotopes to ensure reliable and consistent performance in sensitive analytical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area. Specific storage conditions (e.g., gas cylinder handling, temperature) are dependent on the supplied chemical form and will be provided with the material safety data sheet (MSDS).

Specification

Item	Specification
Appearance (Form Dependent)	To be specified per grade
Isotopic Enrichment (³⁷Cl)	> 99% (Typical, higher grades available)
Chemical Purity	> 99.9%
Identification (MS/NMR)	Conforms
Assay (Titration/GC)	Conforms

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