Description

Sodium Chloride-35 Cl CAS NO 20510-55-8 is a stable isotope-labeled form of sodium chloride, where the chlorine atom is the non-radioactive isotope Chlorine-35. This compound is essential for advanced research and analytical applications requiring precise isotopic tracing and internal standards. It is primarily utilized by scientists and quality control professionals in the pharmaceutical, environmental, and geochemical research sectors.

Application

• Internal Standard for Mass Spectrometry (MS): Used as a quantitative reference standard in ICP-MS and other analytical techniques for elemental analysis.
• Isotopic Tracer Studies: Employed in environmental science to track chloride ion movement and behavior in complex systems.
• Pharmaceutical Research & Development: Serves as a labeled compound in metabolic pathway studies and drug formulation analysis.
• Geochemical Analysis: Applied in isotopic ratio measurements for geological dating and provenance studies.
• Nuclear Magnetic Resonance (NMR) Spectroscopy: Acts as a probe in studies of ionic solutions and biochemical structures.
• Quality Control & Method Validation: Critical for developing and validating highly accurate analytical methods in certified laboratories.

Basic Information

Product Name	Sodium Chloride-35 Cl
CAS No.	20510-55-8
Molecular Formula	Na35Cl
Molecular Weight	58.44 g/mol
Synonyms	Sodium Chloride (35Cl); NaCl-35; Chlorine-35 Sodium Chloride; Sodium (35Cl)chloride; Salt-35 Cl; Stable Isotope Labeled Sodium Chloride; 35Cl-Labeled NaCl; Sodium Monochloride-35
EINECS	Contact for details

Quality Control

Our Sodium Chloride-35 Cl is produced and handled under strict quality management protocols. Each batch undergoes rigorous analytical testing, including isotopic enrichment verification by mass spectrometry, to ensure high chemical and isotopic purity suitable for sensitive research applications. Certificates of Analysis (COA) detailing specific batch results are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure containers are sealed immediately after use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White crystalline solid
Identification (IR)	Conforms
Isotopic Enrichment (35Cl)	>98 atom %
Assay (Titration)	>99.0%
pH (5% solution)	5.0 - 8.0
Heavy Metals (as Pb)	<10 ppm
Water Content (KF)	<0.5%

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