Description

1,2,7,8-Tetrachlorodibenzo-p-Dioxin is a specific, high-purity chlorinated dioxin congener, essential for advanced analytical and research applications. This compound is critical for laboratories requiring precise reference standards for environmental monitoring, toxicological studies, and regulatory compliance testing. It is primarily utilized by analytical chemists, environmental scientists, and toxicologists in research institutions, regulatory agencies, and commercial testing laboratories.

Application

• Analytical Reference Standard: Serves as a certified standard for the calibration and validation of analytical instruments like GC-MS and HPLC in dioxin analysis.
• Environmental Monitoring: Used in the quantification and confirmation of dioxin contamination levels in soil, water, and air samples.
• Toxicological Research: Employed in scientific studies to investigate the specific biological activity, metabolism, and health effects of chlorinated dioxin isomers.
• Method Development: Critical for developing and optimizing new analytical methods for the detection of polychlorinated dibenzo-p-dioxins (PCDDs).
• Quality Control/Assurance: Acts as a spike or recovery standard in laboratory QC/QA protocols to ensure accuracy and precision in dioxin testing.
• Regulatory Compliance Testing: Used by commercial labs to test products, emissions, and waste for compliance with international dioxin regulations (e.g., EPA, EU).

Basic Information

Product Name	1,2,7,8-Tetrachlorodibenzo-p-Dioxin
CAS No.	34816-53-0
Molecular Formula	C₁₂H₄Cl₄O₂
Molecular Weight	321.97 g/mol
Synonyms	1,2,7,8-TCDD; Tetrachlorodibenzo-p-dioxin (1,2,7,8- isomer); 1,2,7,8-Tetrachlorodibenzo[b,e][1,4]dioxin; 1,2,7,8-Tetrachlorodioxin; PCDD 71; Dibenzo-p-dioxin, 1,2,7,8-tetrachloro-; NSC 406908
EINECS	Contact for details

Quality Control

Every batch of 1,2,7,8-Tetrachlorodibenzo-p-Dioxin is produced and handled under strict quality protocols to ensure identity, purity, and stability for its use as a reference material. Our products undergo rigorous quality testing, including chromatographic purity analysis, to ensure compliance with the stringent requirements of analytical standards. Certificates of Analysis (COA) with detailed batch-specific data are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This compound is strictly light-sensitive (protect from all light exposure) and should be handled in a controlled laboratory environment to prevent degradation.

Specification

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

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