Description

Dibenz[A,H]Anthracene CAS NO 53-70-3 is a high-purity polycyclic aromatic hydrocarbon (PAH) compound, serving as a critical reference standard and research chemical. Its primary value lies in its role as a well-characterized environmental contaminant and potent carcinogen used for analytical calibration and toxicological studies. This product is essential for laboratories and industries focused on environmental monitoring, analytical method development, and advanced materials research, where precise quantification and high chemical integrity are paramount.

Application

• Analytical Reference Standard: Primary use as a certified reference material (CRM) for calibrating instruments in gas chromatography (GC) and high-performance liquid chromatography (HPLC) for PAH analysis.
• Environmental Testing: Calibration and quality control in the analysis of soil, water, and air samples for PAH contamination as per EPA and other international regulatory methods.
• Toxicological Research: Used as a model compound in studies investigating the carcinogenic mechanisms, metabolic pathways, and DNA adduct formation of polycyclic aromatic hydrocarbons.
• Occupational Health & Safety: Serves as a benchmark in monitoring workplace exposure to complex hydrocarbon mixtures in industries like petrochemicals and aluminum production.
• Food Safety Analysis: Employed in the testing of smoked, grilled, or processed foods for the presence of harmful PAHs to ensure compliance with food safety regulations.
• Material Science Research: Investigated as a precursor or model compound in the development of organic semiconductors and advanced carbon-based materials.

Basic Information

Product Name	Dibenz[A,H]Anthracene
CAS No.	53-70-3
Molecular Formula	C22H14
Molecular Weight	278.35 g/mol
Synonyms	1,2:5,6-Dibenzanthracene; DBA; Dibenz[a,h]anthracene; DB[a,h]A; 1,2:5,6-Dibenzoanthracene; NSC 22433; 1,2:5,6-Dibenz[a,h]anthracene; Benzo[b]triphenylene
EINECS	200-181-8

Quality Control

Our Dibenz[A,H]Anthracene is manufactured and handled under strict quality protocols to ensure batch-to-batch consistency and high purity, suitable for demanding analytical applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity confirmation, and impurity profiles. We adhere to relevant industry standards for reference materials, and our quality management system supports traceability and reliability for your research and compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its light-sensitive nature, the container should be amber-colored or stored in opaque secondary packaging. Keep away from strong oxidizers and incompatible materials.

Specification

Item	Specification
Appearance	Off-white to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	262 - 268 °C
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 2.0%

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