|
HS Code |
225017 |
| Chemicalname | Dibenz[a,h]anthracene |
| Casnumber | 53-70-3 |
| Molecularformula | C22H14 |
| Molecularweight | 278.35 g/mol |
| Appearance | Off-white to yellow powder |
| Meltingpoint | 266-268 °C |
| Boilingpoint | No data (decomposes) |
| Density | 1.29 g/cm³ |
| Solubilityinwater | Insoluble |
| Solubilityinothersolvents | Soluble in benzene, toluene, chloroform, hot ethanol |
| Flashpoint | >360 °C |
| Chemicalstructure | Four fused benzene rings in a specific arrangement |
| Smiles | c1ccc2c(c1)ccc3c2ccc4c3cccc4 |
| Iupacname | Dibenzo[a,h]anthracene |
| Refractiveindex | No data |
As an accredited Dibenz[A,H]Anthracene factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | The chemical Dibenz[A,H]Anthracene is packaged in a sealed amber glass bottle, containing 1 gram, with hazard labeling. |
| Shipping | Dibenz[a,h]anthracene should be shipped in tightly sealed containers, protected from light, moisture, and incompatible substances. It must be labeled as a hazardous material and transported in accordance with relevant national and international regulations, such as DOT or IATA. Proper documentation and safety measures must be ensured during shipping to prevent exposure and environmental contamination. |
| Storage | Dibenz[a,h]anthracene should be stored in a tightly closed container, in a cool, dry, well-ventilated area, and away from incompatible substances such as strong oxidizing agents. Keep it away from direct sunlight, heat sources, and ignition sources. Store in a secure chemical storage cabinet, preferably one designated for carcinogenic or toxic materials, and clearly label the container. |
Applications of Dibenz[a,h]anthracene in Industrial ManufacturingDibenz[a,h]anthracene (DBAH) serves critical roles in high-value industrial sectors, with uses tightly controlled under regulatory frameworks due to its polycyclic aromatic hydrocarbon (PAH) structure. As an experienced manufacturer, we supply refined-quality DBAH for controlled downstream applications, ensuring compliance and integration into sector-specific manufacturing flows. Below, we detail verified industrial routes for this molecule, covering required standards, formulation details, processing points, and the nature of final outputs. 1. Reference Standard for Environmental and Analytical LaboratoriesAnalytical laboratories use this compound as a certified reference material when calibrating high-sensitivity detection methods for PAHs in soil, water, air particulates, and industrial residues. Its consistency in purity and structure supports accurate quantification and environmental risk assessment. Researchers integrate it in established calibration protocols for validating extraction, separation, and detection efficiency in GC-MS and HPLC applications. Industry compliance standards
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2. Carcinogenicity Research in Academic and Toxicology InstitutesResearchers in academia and regulated toxicology centers apply the compound as a model PAH for studying carcinogenic mechanisms, DNA adduct formation, and metabolic pathways in in vitro assays and animal models. Standardized supply ensures experimental reproducibility in mechanistic and risk evaluation studies according to international test guidelines. Industry compliance standards
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3. Calibration of Industrial Emissions Monitoring EquipmentOperators of industrial plants integrate this PAH into calibration protocols for on-site emissions monitoring equipment, such as FT-IR, GC-MS, or portable sampling trains. Accurate quantification supports compliance with air quality and occupational safety regulations. Technicians ensure traceable introduction during system verification and post-maintenance checks for reliability. Industry compliance standards
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4. Material Science: PAH Doping in Organic Semiconductor ResearchDevelopment laboratories in the advanced materials sector utilize this aromatic hydrocarbon as a reference dopant or structural analogue for exploring charge transfer properties in organic semiconductors, thin films, and sensor arrays. Its molecular structure influences electronic mobility, and research supply must ensure ultra-high purity and batch consistency for reproducibility in device prototyping. Industry compliance standards
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Years of compounding, purifying, and testing give us a unique perspective on Dibenz[A,H]Anthracene. This molecule draws the attention of both researchers and industry veterans, not only for its chemical structure but also for its challenging handling properties and rich application history. Each batch demands careful orchestration from every lab technician, every production engineer, and every quality inspector. Our focus dives deeper than just filling drums; we ensure a product that meets the expectations that arise from demanding research, reference standards, and industrial use.
Producing Dibenz[A,H]Anthracene puts our facility’s process rigor to the test. From the early isolation steps through final crystallization, our chemists keep an eagle eye on purity. Standard material must meet high thresholds for residue on ignition, melting point, and particulate inspection. Spectral checks by HPLC and GC-MS remain a routine, not an exception. We know that a trace contaminant or an unstable batch causes headaches later—so the approach stays disciplined. Meticulous methodologies, clear records, and routine peer cross-checks build trust batch after batch.
Production runs for Dibenz[A,H]Anthracene don’t compare with volume chemicals like phenol or acetone. This is a low- to moderate-volume specialty, often assigned to small production teams with decades of bench-top and scale-up experience. Small size lets us control every step in-house, cutting risks around outside handling or storage. All raw materials receive incoming analysis, regardless of vendor guarantees. Every drum pulled from storage could see use in a toxicity trial, environmental study, or forensic analysis. We adapt capacity to the rhythm of real orders: enough agility for urgent requests, and enough stock to ride out surprise surges from research partners.
Dibenz[A,H]Anthracene has a firm chemical identity yet produces a surprising number of side materials and by-products unless each synthesis stage stays sharp. The main product emerges as fine, white to beige crystalline powder. Melting point for our standard grade measures around 266–268°C. UV and fluorescence readouts help catch any aromatic impurities. Some customers require even tighter purity—above 98% by HPLC—for reference or analytical use. We deliver those in separate, carefully segregated batches. Ongoing requests for tighter controls keep our attention on every parameter, from residual solvents to water by Karl Fischer titration.
Anyone who works with polycyclic aromatic hydrocarbons like Dibenz[A,H]Anthracene must respect their toxicity potential. Decades of published literature tie this molecule to both environmental persistence and notable biological activity. We respond with rigorous packaging controls, specialized labeling, and staff training matching regulatory guidance from environmental and health agencies. Dedicated fume hoods, controlled airflow work zones, and monitored waste streams help prevent cross-contamination and reduce staff exposure. Material leaves our property secured in inert, leakproof containers, labeled to prevent error no matter where it is received.
Colleagues order Dibenz[A,H]Anthracene for a narrow but important set of scientific and industrial experiments. It serves as a reference material to calibrate analytical equipment and validate environmental detection protocols. Toxicologists apply it to model human and animal metabolic activity, especially concerning the effect of polyaromatic hydrocarbons on biological systems. Our product finds its way into graduate research on DNA adduct formation, environmental fate models tracking the journey of combustion by-products, and comparative studies in cancer research. Its role remains less for manufacturing a product and more for answering questions about risk, detection, and remediation.
Parcels labeled ‘Dibenz[A,H]Anthracene’ mean responsibility. More than a decade of feedback from analytic chemists, industrial hygienists, and environmental researchers shapes how our team approaches consistency. We’ve seen cases where one lab’s measurements turned up unexpected peaks, traced back to careless manufacture or long, unsheltered storage. Every time a new customer asks about our track record, we point to years spent reprocessing out-of-spec material, replacing shipments quickly, and updating our drying, filtration, and purification steps in response to analytical outcomes. The outcome isn’t always perfect at first, but improvement never takes a back seat to the bottom line.
Products with similar chemical backgrounds can look alike on paper but bring different results in the lab or field study. Dibenz[A,H]Anthracene stands apart from other PAHs and even close isomers by its precise molecular configuration. Colleagues sometimes ask whether ditching purity for price makes sense in routine analytical screening or pilot research. Our experience says poor baseline purity, wide melting point, and off-hue batches cost more in failed QC and wasted time than the nominal savings per gram. Even more, small amounts of related materials—chrysene, benzanthracene, or traces of solvents—introduce variables that complicate regulatory work or invalidate research models.
Open lines of communication with our users matter as much as the finished material. Requests for additional chromatograms, batch-specific certificates of analysis, or even leftover samples for cross-validation never bother us. Our customer service and technical support teams regularly forward feedback directly to production chemists. In some cases, we coordinate side-by-side lot evaluations or interactive problem-solving sessions over video and phone. We keep analytical and physical data for years—with raw source files available for independent audit—matching requests from both academic and compliance-driven users. This direct flow meets the needs of those doing regulatory submission, environmental assessment, or forensic investigation.
Stable polyaromatic materials degrade if exposed to excess humidity, heat, or light. Our approach combines inert-atmosphere storage, dedicated humidity controls, and regular shelf testing. We have learned that rolling quarterly retention samples—tested and kept for recall—catch problems before they scale. We rotate inventory on a strict first-in, first-out basis and discard materials showing even minor visual or analytical drift. In customer-facing storage, our bulk stock remains in sealed glass or PTFE-lined containers to avoid interaction with packaging. Even remote production sites follow these same procedures, helped by standardized in-house handling training and regular facility audits.
Analytical standards face constant pressure as detection limits in chromatography, spectrometry, and toxicology studies move lower. New environmental laws raise the bar for trace PAH measurement—especially in soil, groundwater, and air samples. Instrument manufacturers, reference labs, and environmental consultants share their increasing demands directly with us. We maintain method flexibility: not only do we offer traditional solid and crystalline grades, but we can provide custom dilutions or spike standards (by request) in accurate solvent mixtures. Early-stage trials with custom blends drive data that shapes future standardization efforts.
Production, sale, and use of polycyclic aromatics fall under a web of global regulations. Our compliance team tracks international frameworks such as REACH, TSCA, and relevant ISO guidance, changing processes as rulings and harmonization efforts evolve. Documentation follows the material at every step, stored both physically and in secure digital archives. Any customer audits—both planned and unplanned—receive prompt and open cooperation. We operate on the understanding that what leaves our gate also reflects on our users, who may face regulatory scrutiny or public inquiry later down the line.
Dibenz[A,H]Anthracene stands out not just in molecular geometry but also in behavior and risk profile. Some comparable aromatics, such as benzo[a]pyrene or dibenzo[def,p]chrysene, exhibit distinct spectral fingerprints and reactivity under metabolic or environmental conditions. Our practical work supports the literature: slight differences in ring structure change how these compounds adsorb to surfaces, dissolve, or disperse under ambient conditions. Storage stability varies across this class, with certain impurities tending to migrate or catalyze change depending on trace moisture or residue from separations. Our lot-trace system lets us track and isolate these effects, sharing lessons learned directly with ongoing and prospective projects.
As a company with roots in hands-on synthesis, we believe those who touch the material daily have the strongest insights on process improvements and troubleshooting. Production chemists contribute to specification reviews. Line operators flag odd behaviors that predictive algorithms sometimes miss. Quality and R&D staff draw up side-by-side data comparisons, right down to storage temperature curves and environmental logs. Sales and logistics personnel roll up sleeves to walk the line of finished batches for outbound inspection. This isn’t marketing patter—it becomes accuracy, reliability, and accountability, visible in new and long-standing collaborations.
Setting up incoming users for success reduces questions and downstream problems. Over the years, we compiled targeted tips covering aliquoting, dissolution, and clean-up specific to Dibenz[A,H]Anthracene. Detailed procedural notes—conditioning of vials prior to opening, preferred solvents for stock solution preparation, ways to minimize photodegradation—find their way into shipment documents and online resources. Telephone support puts new users in touch with chemists who understand real-world constraints, not just theory. This kind of mentorship, formal or informal, keeps costly mistakes off the bench and improves the chances for solid, reproducible research—even among teams without deep prior experience with complex aromatics.
We operate our on-site labs in parallel with production, supporting the active refinement of manufacturing and quality practices. This isn’t one-off: ongoing batch performance studies, blind checks with external reference labs, and side-by-side method development push our material beyond ‘meets spec’ toward ‘adds value’. We seek feedback in every shipment, encourage reporting of both successes and issues, and fold that knowledge into improved purification or process rework. Industry moves fast—environmental, public health, and materials science teams all drive new standards—and our feedback loops keep us moving with that tide.
Handling Dibenz[A,H]Anthracene demands respect, not fear. Our operators log direct-working hours under regularly reviewed protocols: fresh lab coats, nitrile gloves, safety glasses, and half-mask respirators, depending on proximity. Routine and surprise audits alike cover surfaces, PPE usage, and air monitoring. Disposal steps match hazardous waste regulation at every stage, including shared records for any outside transporters. Occupational health teams perform regular biomonitoring—no shortcuts, no exceptions. Learning from our own practices, we share actionable insights with professional and academic users to help them maintain safety standards built from real-world experience.
Dibenz[A,H]Anthracene may sound specialized, but our business philosophy applies regardless of batch size. Our colleagues look for true partners—not just suppliers—who tackle emerging challenges in detection, compliance, and safety. We invest in staff who know both the textbook answer and the hard lessons earned standing next to a hundred-liter reactor or in an analytical suite after hours. Open-door policies between synthesis, QC, logistics, and customer-facing teams form the bedrock for prompt resolution, collaborative troubleshooting, and long-term trust. The people, their vigilance, and their pride in every package matter as much as the technical details in our certificates of analysis.
Advances in chemical analysis, tighter health regulations, and evolving public awareness will keep raising the bar for Dibenz[A,H]Anthracene and materials like it. Our practical, hands-on culture means we approach each batch as both a challenge and an opportunity. Investments flow into both analytical capabilities—better instruments, faster turnaround—and professional development, so fresh eyes and new skills enter the process mix every year. Close ties to our researcher and industrial users guide process upgrades and adaptive documentation. These relationships keep us sharp and accountable, no matter how routine the chemistry may look on paper.
We’ve found that a hands-on, responsive approach does more than just turn out compliant material. It smooths the path for users aiming to break new ground, close regulatory submissions, or benchmark against changing guidelines. Bringing scientists, production staff, and customers into ongoing dialogue transforms Dibenz[A,H]Anthracene from a line item on a spec sheet into a tool with real value for the work ahead. Years in the trenches of chemical production teach the importance of details, discipline, and partnership. For us, the work stands as both testimony and invitation—come see how our real-world experience informs each order, every time.