Description

3,3',4,5,5'-Pentachlorobiphenyl is a specific congener of polychlorinated biphenyls (PCBs), a class of synthetic organic chemicals. This compound is of significant interest for research and analytical purposes, particularly in environmental monitoring, toxicology studies, and the development of reference standards. It is primarily utilized by analytical laboratories, research institutions, and chemical manufacturers involved in environmental analysis and regulatory compliance testing.

Application

• Analytical Reference Standard: Serves as a certified reference material (CRM) for the calibration of analytical equipment like GC-MS and HPLC in environmental testing laboratories.
• Environmental Research: Used in studies to understand the fate, transport, and bioaccumulation of specific PCB congeners in ecosystems.
• Toxicological Studies: Employed in laboratory research to investigate the specific health effects and metabolic pathways of this PCB congener.
• Method Development & Validation: Critical for developing and validating new analytical methods for the detection and quantification of PCBs in complex matrices.
• Quality Control/Assurance: Used as an internal standard or spike in quality control procedures to ensure accuracy and precision in PCB analysis.
• Regulatory Compliance Testing: Essential for laboratories performing testing to comply with global regulations (e.g., EPA, EU directives) concerning PCB contamination in soil, water, and waste.

Basic Information

Product Name	3,3',4,5,5'-Pentachlorobiphenyl
CAS No.	39635-33-1
Molecular Formula	C₁₂H₅Cl₅
Molecular Weight	326.43 g/mol
Synonyms	PCB 110; 2,3,4,5,6-Pentachlorobiphenyl; 3,3',4,5,5'-Pentachloro-1,1'-biphenyl; 1,1'-Biphenyl, 3,3',4,5,5'-pentachloro-; Pentachlorobiphenyl (IUPAC); Aroclor congener 110; Polychlorinated Biphenyl 110
EINECS	Contact for details

Quality Control

Our high-purity 3,3',4,5,5'-Pentachlorobiphenyl is manufactured and handled under strict quality protocols to ensure batch-to-batch consistency and reliability for critical research and analysis. Each lot is rigorously tested using advanced chromatographic techniques. A comprehensive Certificate of Analysis (COA) detailing purity, identity confirmation, and impurity profile is provided to guarantee it meets your specific research or analytical standard requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated place, ideally at controlled room temperature (15-25°C). Due to its highly volatile nature, ensure containers are securely sealed when not in use to prevent evaporation and potential cross-contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Solubility	Soluble in common organic solvents (e.g., acetone, hexane, methanol)

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