Description

2',3,5-Trichlorobiphenyl CAS NO 37680-68-5 is a specific, high-purity polychlorinated biphenyl (PCB) congener used primarily as a critical analytical standard and research chemical. This compound is essential for environmental monitoring, toxicology studies, and regulatory compliance testing due to its role in calibrating equipment and quantifying PCB contamination. It serves researchers, analytical laboratories, and quality control specialists in environmental science, industrial hygiene, and chemical manufacturing sectors who require reliable reference materials for precise analysis.

Application

• Analytical Reference Standard: Primary use for calibrating GC-MS, HPLC, and other analytical instruments for PCB detection and quantification.
• Environmental Analysis: Used in testing soil, water, and air samples to monitor and assess PCB pollution levels for regulatory compliance.
• Toxicological Research: Serves as a defined congener in studies investigating the metabolism, persistence, and health effects of PCBs.
• Method Development & Validation: Critical for developing, optimizing, and validating new analytical methods for chlorinated organic compounds.
• Quality Control & Assurance: Employed as an internal standard or spike in laboratory QC protocols to ensure accuracy and precision of PCB analyses.
• Chemical Synthesis Intermediate: Can be used as a building block or precursor in specialized organic synthesis for research purposes.

Basic Information

Product Name	2',3,5-Trichlorobiphenyl
CAS No.	37680-68-5
Molecular Formula	C12H7Cl3
Molecular Weight	257.54 g/mol
Synonyms	PCB 30; 2,3',5-Trichlorobiphenyl; 2,3',5-Trichloro-1,1'-biphenyl; 1,1'-Biphenyl, 2,3',5-trichloro-; 2,3',5-PCB; 2,3,5-Trichlorobiphenyl (isomeric reference); 2'-Chloro-3,5-dichlorobiphenyl
EINECS	Contact for details

Quality Control

Our 2',3,5-Trichlorobiphenyl is manufactured and handled under strict quality protocols to ensure the high purity and consistency required for analytical and research applications. Each batch is rigorously tested using advanced chromatographic techniques, with comprehensive Certificates of Analysis (COA) provided to verify identity, purity, and conformance to specifications. We support traceability and data integrity for GLP/GMP-compliant laboratories.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term stability, consider storage under an inert atmosphere.

Specification

Item	Specification
Appearance	White to off-white crystalline solid
Identification (IR)	Conforms to structure
Identification (GC/MS)	Conforms to reference
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Melting Point	Contact for details

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