Description

2',3,4-Trichlorobiphenyl is a specific polychlorinated biphenyl (PCB) congener identified by the CAS registry number 38444-86-9. This compound is of significant interest in industrial research and analytical chemistry, particularly for use as a reference standard and in environmental fate studies. It is primarily utilized by analytical laboratories, chemical manufacturers, and research institutions requiring high-purity materials for method development, calibration, and toxicological assessment.

Application

• Analytical Reference Standard: Primary use for the calibration of analytical instruments (GC, GC-MS, HPLC) in environmental and food safety testing.
• Environmental Research: Critical for studying the environmental fate, transport, and degradation pathways of PCB contaminants.
• Toxicology Studies: Used in laboratory research to investigate the specific toxicological profile and health effects of individual PCB congeners.
• Method Development & Validation: Essential for developing and validating new analytical methods for PCB detection and quantification in complex matrices.
• Quality Control Material: Serves as a certified reference material (CRM) or quality control check sample in accredited testing laboratories.
• Regulatory Compliance Testing: Supports testing to ensure compliance with international regulations concerning PCB levels in products and the environment.

Basic Information

Product Name	2',3,4-Trichlorobiphenyl
CAS No.	38444-86-9
Molecular Formula	C₁₂H₇Cl₃
Molecular Weight	257.54 g/mol
Synonyms	PCB 33; 2,3',4-Trichlorobiphenyl; 1,2,4-Trichloro-3-phenylbenzene; 2,3,4'-Trichlorobiphenyl; 2,3',4-Trichloro-1,1'-biphenyl; 3,4,2'-Trichlorobiphenyl; NSC 89360
EINECS	Contact for details

Quality Control

Our 2',3,4-Trichlorobiphenyl is produced and handled under strict quality management protocols. Each batch undergoes comprehensive analysis to confirm identity, purity, and congener specificity. We provide full traceability and Certificates of Analysis (COA) are available for every shipment, detailing results from advanced chromatographic techniques. Our commitment ensures material integrity for your most demanding research and analytical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (typically 15-25°C). Keep away from heat and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC/GC)	≥ 98.0% (Congener-specific purity)
Related Substances (HPLC)	Total other PCB congeners < 2.0%
Solubility	Soluble in common organic solvents (e.g., hexane, toluene, acetone)

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