| Names | |
|---|---|
| Preferred IUPAC name | Trichlorofluoromethane |
| Other names | CFC-11 Freon 11 R-11 CCl3F Trichloromonofluoromethane Fluorotrichloromethane Genetron 11 Arcton 9 Refrigerant 11 |
| Pronunciation | /traɪˌklɔːroʊˌflʊəroʊˈmiːθeɪn/ |
| Identifiers | |
| CAS Number | 75-69-4 |
| Beilstein Reference | 1389792 |
| ChEBI | CHEBI:27728 |
| ChEMBL | CHEMBL430220 |
| ChemSpider | 8342 |
| DrugBank | DB14036 |
| ECHA InfoCard | 100.002.315 |
| EC Number | 200-891-8 |
| Gmelin Reference | 209132 |
| KEGG | C01640 |
| MeSH | D004083 |
| PubChem CID | 6011 |
| RTECS number | PA6390000 |
| UNII | C7262S4NP0 |
| UN number | UN1022 |
| Properties | |
| Chemical formula | CCl3F |
| Molar mass | 137.37 g/mol |
| Appearance | Colorless liquid or gas |
| Odor | Faintly sweetish |
| Density | 1.48 g/cm³ |
| Solubility in water | 0.11 g/100 mL (20 °C) |
| log P | 2.08 |
| Vapor pressure | 2280 mmHg (20°C) |
| Acidity (pKa) | >15 |
| Magnetic susceptibility (χ) | -49.0×10⁻⁶ cm³/mol |
| Refractive index (nD) | 1.422 |
| Viscosity | 0.41 mPa·s (25°C) |
| Dipole moment | 0.46 D |
| Thermochemistry | |
| Std molar entropy (S⦵298) | 304.8 J·mol⁻¹·K⁻¹ |
| Std enthalpy of formation (ΔfH⦵298) | -761.6 kJ·mol⁻¹ |
| Std enthalpy of combustion (ΔcH⦵298) | -2267 kJ·mol⁻¹ |
| Pharmacology | |
| ATC code | V03AB01 |
| Hazards | |
| Main hazards | Harmful by inhalation, causes dizziness, acts as an asphyxiant by displacing oxygen, may cause frostbite, decomposes at high temperatures to produce toxic and corrosive gases (hydrogen chloride, phosgene, hydrofluoric acid). |
| GHS labelling | GHS02, GHS04 |
| Pictograms | GHS04 |
| Signal word | Warning |
| Hazard statements | H220, H280, H351, H372, H410 |
| Precautionary statements | P210, P261, P273, P304+P340, P305+P351+P338, P403 |
| NFPA 704 (fire diamond) | 2-0-0 |
| Autoignition temperature | 653°C |
| Lethal dose or concentration | Inhalation LC50 (rat): 50,000 ppm/4H |
| LD50 (median dose) | 15 g/kg (rat, oral) |
| NIOSH | RE9580000 |
| PEL (Permissible) | 50 ppm (350 mg/m³) |
| REL (Recommended) | 50 ppm (385 mg/m³) |
| IDLH (Immediate danger) | 2000 ppm |
| Related compounds | |
| Related compounds | Dichlorodifluoromethane (CFC-12) Chlorodifluoromethane (HCFC-22) Trichlorotrifluoroethane (CFC-113) Tetrachlorodifluoroethane (CFC-112) Dichlorofluoromethane (HCFC-21) Chlorofluoromethane (HCFC-31) Carbon tetrachloride (CCl4) |
Trichlorofluoromethane is known throughout refrigerant and foam-blowing industries as CFC-11. As a primary chlorofluorocarbon, its technical identification and classification directly influence custom clearance, regulatory compliance, and quality tracking. In manufacturing operations, clear traceability from raw material intake to packaging relies on accuracy in these international identifiers.
| Category | Details | Manufacturing/Regulatory Notes |
|---|---|---|
| Product Name & IUPAC Name | Trichlorofluoromethane; IUPAC: Trichloro(fluoro)methane | Identity is established by the substitution pattern on methane: three chlorine atoms, one fluorine. Naming must follow IUPAC rules for customs, safety, and transportation documentation. |
| Chemical Formula | CFCl3 | The formula dictates raw material selection—industrial synthesis routes start from CCl4 and HF or use direct halogenation as process routes. Precise elemental balance required to meet downstream application specifications and minimize off-spec batch risk. |
| Synonyms & Trade Names | CFC-11, R-11, Freon-11, Fluorotrichloromethane, Arcton 9 | Trade names in documentation must match both contract and shipment paperwork to avoid misidentification during export or inspection. Synonym recognition is crucial for harmonization across jurisdictions. |
| CAS Number | 75-69-4 | The CAS number links directly to globally recognized substance databases, facilitating purity, impurity, and hazard control in laboratory, production, and logistics protocols. |
| HS Code & Customs Classification | 2903.77 | Classification under HS 2903.77 (Halogenated derivatives of methane) is required for export and import declarations. Regulatory restrictions on ozone-depleting substances influence availability and documentation requirements, varying by region and year. Handling under this code triggers specific customs and environmental compliance requirements, particularly under Montreal Protocol-related national regulations. |
CFC-11 typically appears as a colorless, volatile liquid with a mild, sweet odor under ambient conditions. Its form and volatility depend on storage temperature and pressure. Melting and boiling points can show slight variations depending on the grade of material and trace impurities. Liquid density shifts within a narrow range, influenced by process origin and impurity profile. For downstream processing, volatility must be accounted for during transfer, tank handling, and blending operations. Inhalation or direct exposure requires well-controlled containment since vapors can accumulate at low points in handling areas.
Trichlorofluoromethane demonstrates good resistance to decomposition under dry, ambient conditions. Moisture or strong alkali contact can drive hydrolysis or decomposition, releasing corrosive byproducts such as hydrogen chloride or phosgene, making material compatibility and environment control critical in plant piping and storage. Higher temperature processing, such as in reclamation or destruction, requires monitoring for decomposition products and secondary emissions.
Solubility behavior is application-specific; CFC-11 mixes readily with typical organic solvents but exhibits low solubility in water. Certain process routes or custom applications may require pre-dilution or solvent mixing for formulation stability. Detailed procedures for solution preparation depend on purity requirements and targeted downstream use.
Grade variations arise from intended use: refrigeration, aerosol, or reference standard. Commercial grades generally feature regulated impurity ceilings for moisture, acidity, non-volatile residue, and trace contaminants. Analytical reference or critical use grades demand tighter impurity controls and fully traceable batch release. All supplied product is matched to an internal quality release protocol aligned with current industry and regulatory practices.
The impurity profile results from both feedstock selection and reaction management. Water, halogenated byproducts, unsaturated compounds, and acidity represent the principal impurity classes monitored. Levels fluctuate depending on raw material quality and specific synthesis steps. For each batch, analysis targets process-specific byproducts and any persistent contaminants. Clearance limits are typically established based on grade and end-use application as well as customer specification.
Quality control employs gas chromatography (GC), Karl Fischer titration, and acidity titration methods, which are routinely validated and recalibrated. Alignment with regional technical standards or international codes is maintained depending on customer and application sector. Final batch release depends on adherence to internal specification documents rather than generalized industry tables.
Feedstock selection prioritizes anhydrous, high-chlorine-content methanes and technical grade fluorinating agents. Quality of halogen source carries through every downstream handling and directly impacts impurity burden in the final product. Source consistency remains an ongoing focus, since raw material variability can notably affect plant output and cost.
CFC-11 production historically centers on the fluorination of carbon tetrachloride via reaction with hydrogen fluoride, often conducted in the presence of antimony-based catalysts. Process optimization addresses minimization of over-fluorinated byproducts and conservation of catalyst lifetime. Reactor material selection and temperature regulation stand as critical checkpoints for process continuity and product purity.
Multi-step distillation and scrubbing form the backbone of purification, targeting removal of higher and lower boiling halocarbons plus moisture trace. Each phase—reaction, crude separation, fine distillation—necessitates dedicated impurity monitoring to avoid off-specification output. Plant integration with on-line GC analysis provides real-time guidance for adjustment or hold/rework decisions. Residual acidity and water are strictly managed at post-purification staging.
Consistent batch quality hinges on raw material tracking, precise reaction control, and multi-point analytical checks. Final release relies on internal specification sheets tied to product application or destination market, not solely on generic industrial criteria. Deviations are managed per established non-conformance protocols with documented lot traceability.
Trichlorofluoromethane participates principally in nucleophilic substitution and elimination reactions under catalytic or thermal conditions. Applications in research or intermediates production use these reactivity pathways for downstream halogenation or dehalogenation steps. Residual reactivity can affect tank or piping integrity if incompatible construction materials or process conditions are selected.
Typical processing involves strong acid catalysts, moderate to elevated temperatures, and controlled solvent systems, all tailored by plant-specific operational procedures and end-product targets. Reaction temperature and residence time impact byproduct profiles and downstream purification burden. Formulation of derivatives or specialty blends invokes dedicated equipment or campaign processes to avoid cross-contamination.
Production of CFC-12, fluorinated intermediates, or lab reference compounds represents common derivative paths, each requiring their own impurity controls and process adaptations. Downstream segment often overlaps with refrigerant and propellant sectors, but compliance protocols and batch segregation are tightly enforced to guarantee specification boundaries.
Plant and warehouse storage utilizes sealed, moisture-excluding containers with controlled temperature protocols to reduce volatilization or decomposition. Typical plant practice involves shielding from direct sunlight and minimizing temperature cycling, as prolonged exposure may drive slow degradation or pressure build-up. Staged storage for process intermediates may employ inert gas padding for specific applications.
Approved vessels include fluoropolymer-lined steel or appropriately rated carbon steel tanks. Direct contact with aluminum alloys or inadequately lined containers risks corrosion or product degradation, especially under condensation or moisture ingress scenarios.
Material stability is strongly storage-dependent; exposure to humidity or chemical contaminants shortens practical shelf life. Typical degradation flags include elevated acidity, increased non-volatile residue, or noticeable color/odor shifts. Each batch is periodically re-assessed according to storage period and current release standards.
Trichlorofluoromethane falls under specific GHS hazard codes for health and environmental risks. Labels, transport documentation, and plant handling reflect the current hazard assessment as defined by national and international agencies. Status may vary regionally based on regulatory adoption timelines.
Inhalation of CFC-11 vapors can cause central nervous system effects and respiratory irritation at high concentrations. Direct contact or occupational exposure scenarios require enforced personal protective equipment (PPE), well-ventilated process areas, and leak detection protocols. Release or fugitive emissions must be managed under established plant containment and abatement procedures.
Acute and chronic toxicity outcomes reflect both substance concentration and exposure pathway. Operators receive ongoing training on process-specific hazards and medical response steps. Bulk handling infrastructure includes vapor recovery, negative pressure transfer, and regular environmental monitoring.
Operational control programs reflect the latest occupational exposure guidelines, which are regularly reviewed for alignment with updated toxicological findings and regulatory directives. Procedures emphasize spill control, emergency ventilation activation, and documented waste management. Worker exposure is limited through process enclosure, engineering controls, and personal monitoring where justified by risk assessments. Internal review boards periodically reassess these protocols based on field and lab audit outcomes.
Across legacy sites, existing installed capacity is strictly limited, driven by quota allocation and adherence to international restrictions under the Montreal Protocol. Plants with historical operational licenses maintain equipment readiness, but total annual output continues to reflect compliance constraints more than pure physical infrastructure. Customers requiring regular supply should expect available volumes to depend on both regulatory approval and the ability to demonstrate valid end-use and documentation throughout the procurement chain.
Large-scale batch operations dominate the scene, meaning lead time reflects both plant campaign scheduling and batch certification. Standard lead times vary by production slot availability and go up substantially for export markets, as each shipment needs export license and customs clearance. MOQ is rarely flexible for small orders due to packaging, inventory, and production economics; bulk supply remains dominant, barring pre-filled small cylinders for select applications.
Major volumes continue to ship in high-pressure steel cylinders and ton tanks, with capacity per container determined by purity and hazard management requirements. Drum and custom vessel filling follows customer requirement and regional safety certification. Compatibility with downstream storage and transfer infrastructure steadily shapes packaging decision, especially for markets requiring secondary containment or vapor phase withdrawal interfaces.
All contracts demand detailed end-use declarations. Shipment routes, vessel types, and port selection require advance approval due to hazardous and restricted status of CFC-11. Payment terms for international business depend on credit evaluation and must regularly pass through compliance / screening processes. Letters of credit, advance payments, or secure bank guarantees represent typical methods; documentary scrutiny adds time to each transaction.
The main consumption drivers in CFC-11 production are chloroform, hydrogen fluoride, and catalyst systems, with market price fluctuations stemming from oil-derived feedstocks, energy rates, and intermediate availability. Raw material purity requirements also impact cost: lower impurity profiles are necessary for certain grades destined for calibration gases or analytical standards, which shift internal purification and rejection rates.
Supply squeezes in the upper stream—especially in fluorspar for HF or crude chlorinated feedstocks—routinely drive cost upswings, particularly during geopolitical instability or transport disruptions. Where state-backed quotas or environmental controls tighten, raw material prices reflect scarcity rather than pure demand, increasing output costs for compliant manufacturers.
Commercial price brackets reflect not only base composition costs but also purity grade, packaging type, and compliance documentation fees. Research or high-spec grades require deeper distillation and impurity analysis, involving multiple test cycles for trace contaminants. Packaging for critical applications—like pressurized certified cylinders—carries unique chain-of-custody obligations, embedded certification costs, and higher insurance or regulatory overhead. Customers buying bulk industrial grade for recycling or process streams face different pricing logic than precision grade buyers for research or calibration.
Official production hinges on legal frameworks supported by environmental authorities. Demand persists in countries with slow transition to alternatives, but major economies track steadily declining consumption, mainly driven by retrofill or controlled essential uses.
US and EU enforce near-zero new consumption, with only lab or process-exempted channels permitted under strict registry. Japan actively phases out residual stockpiles and maintains closed-loop controls on imports. India and China still report higher demand, mainly for older equipment maintenance or controlled transformation; enforcement sharpens annually under regulatory scrutiny. Black market leakage in APAC influences regional price premiums, complicating underlying trends.
Assuming strict enforcement, legal CFC-11 price is likely to rise, reflecting contraction in authorized output capacity and compliance cost. As global stocks dwindle, buyers needing small, verified lots for technical exemption or legacy support pay substantial premiums over recycled streams or off-spec material. Unexpected tightening in fluorspar or related raw material chains can magnify cost swings.
Framework for price forecasting references regulatory filings, market tracking from international agencies, and internal plant benchmarking from campaign costs and procurement history. Trends explicitly exclude unauthorized or black-market channel data.
Recent years saw stepped-up enforcement, especially in China, including plant closures, real-time monitoring, and aggressively tracked export quotas. Illicit manufacture continues to face public crackdown, with manufacturers shifting toward recycling and approved transition alternatives for revenue continuity.
Montreal Protocol directives continue tightening, with national authorities demanding end-user traceability and enforcing heavier punitive measures for non-compliance. Certification bodies now conduct random secondary audits on packaging and cargo integrity.
Responsible CFC-11 producers invest in in-line production monitoring, multi-stage QA protocols, and enhanced chain-of-custody recordkeeping. Shippers utilize tamper-evident devices and independent inspection before loading. Production teams engage in new technology development to ease the transition toward non-ODS substitutes, preparing for future compliance deadlines and evolving market structure.
Trichlorofluoromethane, historically manufactured through chlorination of chloroform under controlled conditions, appears in several industrial segments where strict property control is essential. Its primary historical applications have included use as a foaming agent in polyurethane and phenolic foams, a refrigerant in older refrigeration systems, a solvent for specialty degreasing, and as a reaction media in certain chemical syntheses. Since CFC-11 faces strong regulation due to environmental impact, its legal use is now typically confined to specific, approved legacy equipment, or high-precision laboratory workflows where no feasible alternative exists.
| Industry Application | Typical Grade(s) | Critical Quality Parameters |
|---|---|---|
| Polyurethane / Phenolic Foam Blowing | Technical, Blowing Agent Grade | Water content, Non-volatile residue, Hydrocarbons, Acid content |
| Refrigeration (Legacy Systems) | Refrigeration Grade | Non-condensable gases, Moisture, Acid halides, Residual hydrocarbons |
| Solvent for Degreasing | Technical, Solvent Grade | Stability, Volatile impurities, Residue, Chlorinated byproducts |
| Laboratory/Chemical Synthesis | Analytical, High-Purity Grade | Total organic impurities, Halogenated co-products |
Production of foam blowing grade CFC-11 places priority on water content and metal ion contaminants. High moisture and acidity can cause undesired side reactions in foam systems, leading to poor mechanical strength. Contaminants, such as dichloromethane or trichloroethane, often trace back to raw material source or partial reaction in the process.
Refrigeration grades require very low concentrations of non-condensable gases and moisture. Acidic impurities pose risks for system corrosion; precise batch gas chromatography and moisture analysis remain standard. Refrigeration-specific releases respond to customer and regional legacy equipment specs, which commonly differ in allowable impurity limits.
Solvent forms of CFC-11 confront volatile organic byproduct controls. Degradation during storage is rare under clean transfer but must remain within customer-set residue and impurity limits to avoid surface film or equipment fouling.
Analytical and high-purity grades demand additional fractional distillation and advanced adsorption steps. Lot-to-lot consistency depends on source chloroform purity and continuous reactor environment monitoring; release is only possible after multi-point impurity mapping.
Detailed description of end use flags critical specification points. Foam blowing manufacturers must review reactivity and moisture compatibility; refrigeration engineers will clarify system age and charge/load requirements. Applications that require deviation from above mappings should prompt technical engagement at the inquiry stage.
CFC-11 usage is widely restricted or banned in many regions, with exemptions found mainly in service or analytical use. Compliance screening may vary by region, license, or national phaseout timeline. Supply under specific exemptions requires evidence of qualifying use and may need serial-traceable documentation in line with local authority standards.
Foam and solvent users usually tolerate broader impurity windows compared to refrigeration or analytical fields. Purity thresholds, determined by application and equipment risk, must be discussed prior to order placement. Where batch-specific certificates are required, manufacturing and QA can tailor final packaging and testing scope per delivery lot.
Industrial volume negotiations run up against purification and blending batch scales. Low-volume buyers or single-site legacy operators may need cross-batch or historical comparability studies. Higher volume applications can benefit from custom purification runs or dedicated logistics. Manufacturing cost structure reflects degree of purification and batch processing stability, which feeds into budget planning.
Process or equipment trial before full order placement assists risk reduction, especially in legacy systems or non-standard processing environments. Validation batches can confirm formulation performance, identify process contaminants, and lock downstream QC plans. Where formulation or equipment modification is contemplated, technical staff interact directly with customer process leaders to match grade with field requirements.
At the core of CFC-11 production, our facility management systems follow established internationally recognized quality management frameworks, proven effective for chemical plants dealing with large-volume halogenated organics. Consistent adherence to internal auditing processes, risk control reviews, and corrective action protocols forms the backbone of our approach. The site-specific applicability of ISO 9001 certification demonstrates alignment with traceable documentation and process consistency, yet industrial regulatory priorities may set the practical standards by product use region and downstream sector. For sectors enforcing particular chemical stewardship rules, supplementary audit trails and compliance validation are coordinated as part of batch release documentation.
For applications subject to additional legal or regulatory obligations—including restrictions implemented under international environmental frameworks—the certification status aligns strictly with both local laws and the compliance expectations of industrial customers. Product validation follows both process-based and end-use-driven checks; the scope of certification (environmental impact, use exemptions, or phaseout conditions) is outlined transparently. Where required, third-party conformity assessments or independent analysis from accredited testing institutions can be supplied to confirm compliance, subject to the legal status of CFC-11 in the intended region.
Routine batch-specific analytical certificates summarize physical, chemical, and impurity content results as referenced against industrial-quality release protocols. For every lot of CFC-11 allocated to customers, documentation covers test methods, production date, lot traceability, and results for grade-critical parameters—moisture level, acidity, and any process- or customer-specified impurity profiles where requested. Data presentation formats are adapted to downstream audit-ready requirements, and our technical team explains the measurement rationale, equipment calibration, and internal control limits used in each reporting cycle.
CFC-11 production lines operate at capacity settings chosen to match ongoing industry demand tracking and comply with regulatory allowances or phase-down quotas. Large orders leverage coordinated production planning to avoid scheduling conflicts, and contingency reserves handle unforeseen shifts in demand or upstream supply chain interruptions. Mid- to long-term offtake agreements allow customers to secure fixed allocation within project-specific quantity and delivery timeframes. For smaller volume users, flexible ordering cycles and contract customization address rapidly changing market environments or trial project requirements.
Raw material contracts center on high-purity feedstock supply from vetted partners, limiting the risk of off-spec production stemming from upstream inconsistencies. Automated process controls flag deviations, and dedicated purification units address batch-by-batch variation. Experience with halogenated compound synthesis, combined with process redundancy and scheduled preventive maintenance, keeps primary reactors, distillation, and packaging lines in continuous service. Having observed demand instability and regulatory phaseout requirements, supply forecasts reflect both industry needs and regional restrictions. Customer-order allocations are prioritized based on historic reliability metrics and compliance status.
Preliminary technical assessment determines sample provision eligibility, as industrial projects may require detailed end-use documentation to remain compliant with local or international regulation. Customers submit a formal sample request, specifying the intended application, quality grade, and applicable certification requirements. In-house labs prepare samples directly from commercial batches following the same purification and packaging methods as full-scale shipments. Release of sample lots incorporates official test and transport records, ensuring traceability and data consistency. For uses in regulatory-restricted zones, legal vetting procedures precede release.
Long-term partners benefit from contract structures supporting just-in-time scheduling, adapted batch sizes, and optional supply breaks dictated by on-site project conditions or regulatory review cycles. Volume commitments can be adjusted against market volatility or changing project needs, without fixed minimum order requirements when mutually agreed in advance. Special manufacturing runs to meet custom impurity or specification standards are coordinated through direct consultation between customer technical teams and our production control department. Documentation, batch traceability, and order amendments are managed by dedicated account representatives who facilitate technical clarifications and logistical coordination for each delivery cycle.
Research activities around trichlorofluoromethane (CFC-11) focus on refining detection methods for trace impurities, minimizing byproduct formation during synthesis, and phasing out legacy production lines in compliance with regulatory mandates. Regions with older infrastructure tackle issues of equipment decommissioning, monitoring for fugitive emissions, and retrofitting recovery systems. Development groups frequently collaborate with analytical labs to extend the detection limits for potential contaminants, as these impact downstream use cases and environmental compliance.
Direct use for CFC-11 has contracted in most regulated markets due to strict international controls. In isolated research settings and closed industrial loops, legacy equipment still requires qualified CFC-11 as a reference or calibration gas. Some labs assess the performance of alternative blowing agents or seek to replicate certain foam properties that original CFC-11 systems delivered. Pilot projects study post-consumer recovery and destruction technologies, emphasizing safe handling to avoid release during reclamation.
Key production difficulties stem from minimizing chlorinated and fluorinated hydrocarbon byproducts, which arise from raw material purity and control of reactor conditions. Corrosion of process equipment and catalyst degradation drive ongoing work in materials science and process optimization. On the technical front, automated leak detection and rapid onsite analysis have helped pinpoint and address emission sources before they affect compliance records. Adoption of secondary containment protocols and real-time process monitoring have allowed for tighter control over batch-to-batch consistency, especially for high-purity research grades.
CFC-11 demand levels have fundamentally shifted due to international agreements prohibiting its production and consumption for new applications. Most remaining use arises from essential-use exemptions, reclamation for legacy systems, and ongoing environmental sampling. Market supply sources largely depend on controlled recovery, with strict verification of chain-of-custody through all collection, purification, and redistribution activities. Forecasts project decreasing legal global demand, with production focused on supporting analytical, research, and tightly regulated legacy applications.
Production technology for CFC-11 has not seen major new investment in facility upgrades, as long-term market viability remains constrained. Existing producers continue to focus on process decontamination campaigns, retrofits to improve emissions capture, and more efficient reclamation units to purify gas recovered from obsolete installations. Process lines increasingly incorporate digital tracking and data-logging to meet documentation standards demanded by compliance auditors. Equipment and procedure resilience against accidental release is a priority, given increased scrutiny of any unintentional emissions.
Environmental impact has driven nearly all recent investment toward closure of existing process lines and development of destruction pathways for obsolete inventory. Emphasis is on safe containment, separation of impurities, and minimization of cross-contamination during storage and transfer. Recovery projects prioritize solvent-free methods and look to avoid secondary waste streams. Strategies addressing residual waste include thermal oxidation with strict off-gas cleaning and integrated fluorine/chlorine capture systems. Green chemistry considerations shape both regulatory compliance activities and internal procedures for repurposing recovered materials.
Application engineers answer specific technical questions related to CFC-11 grade selection, suitability for qualified legacy equipment, and compatibility with customer procedures. Support includes review of customer analytical results, troubleshooting impurity profiles that may disrupt downstream validation, and recommendations for safe handling and transfer under varying industrial conditions. Our technical group maintains up-to-date resources on regulatory compliance, disposal requirements, and detection standards relevant to all current geographies.
Most legacy equipment using CFC-11 now demands tailored recommendations due to hardware aging and shifts in auxiliary chemical compositions. Support includes assessment of system contamination risks, optimization protocols for flushing or replacing absorbing beds, and best practices for reclaiming residual CFC-11 with minimal losses. Optimization guidance accounts for process-specific bottlenecks—such as metering device fouling or filtration step inefficiencies—helping operators extend system lifespans and reduce service interruptions.
The after-sales group offers traceable documentation for each supply lot, providing analytical reports based on pre-agreed test criteria and supporting documentation for regulatory chain-of-custody requirements. Support teams track and assist with safe container return, decontamination, and assessment for refill or disposal as conditions warrant. In cases of shipment anomalies, investigation teams review accompanying calibration and analytical records before issuing replacement or corrective action guidance. Ongoing training resources address proper storage, labeling, and local compliance issues for all customer segments still legally permitted to handle or possess CFC-11.
As a primary manufacturer of Trichlorofluoromethane (CFC-11), our production line runs under strict process control to deliver a consistent output batch after batch. Our operations integrate raw material purification, catalytic reaction, and refined distillation across closed systems, minimizing risk of contamination. Each lot undergoes direct in-process testing to ensure near-identical physical and chemical properties, maintaining high standards on moisture, acidity, and residue. These controls support reliability for buyers who build their operations around predictable quality.
CFC-11 supports several key manufacturing sectors. Its properties as a blowing agent drive rigid polyurethane foam production for insulation panels, refrigeration appliances, and pipeline cladding. Industrial refrigeration and air conditioning historically relied on CFC-11 as a refrigerant, thanks to low boiling point and chemical stability. Solvent cleaners and aerosol propellants used by electronic, optical, and medical sectors also rely on high-purity CFC-11 where permitted. Our capacity to maintain precise characteristics ensures that technical teams experience no surprises during integration into their own production.
Quality stands as the core of our value to industrial buyers. Each production run passes through continuous monitoring—starting with pressure, temperature, and catalytic conditions, extending to impurity analysis through gas chromatography. Deviation from published specifications triggers corrective adjustment before approval for shipment. We document and store data for every batch, giving procurement teams full transparency and confidence. Consistent output allows buyers to calibrate their own infrastructure once, avoiding recurring troubleshooting or requalification.
Handling and delivering CFC-11 safely requires specialized cylinders and bulk tanks, managed in-house. We own and maintain a dedicated cylinder fleet, offering charge weights matched to different user volumes, from research to industrial-scale foaming. Facilities include temperature-controlled storage and automated drum-filling lines. Our logistics team oversees each shipment directly, issuing real-time updates on status, regulatory paperwork, and estimated arrival. Clients access stable, year-round supply without seasonal volume shocks or uncertain lead times, supporting project planning and stock control.
Direct support extends beyond meeting orders. Engineers on our staff work daily with plant operators and R&D teams, helping tune foaming efficiency or clean-in-place routines, and monitoring shifts in process performance. We consult closely during technical change, whether buyers introduce new auxiliary agents or upgrade equipment. Our labs stand ready to run screening trials, product comparisons, or root-cause analysis where performance questions arise. Working alongside our buyers, we improve process yields, reduce material loss, and support adaptation to evolving applications.
Direct sourcing from our factory reduces risk in the procurement cycle. Buyers access scale-based pricing and prioritized production slots, cutting both material cost and lead-time uncertainty. Our built-in logistics reduce detours, preventing last-mile delays and mishandling. Each buyer holds a single line of accountability from production through delivery, simplifying documentation and regulatory compliance. Our process and documentation systems support continuous qualification reviews by high-volume buyers, removing obstacles for repeat procurement and reducing administrative labor. Commercial partners rely on this foundation to build their own product lines and distribution operations with confidence.
The technical specification for Trichlorofluoromethane, also known as CFC-11 or R11, always comes up for clients working in refrigeration, foam blowing, and some specialty chemical processes. Since we control manufacturing from raw materials to final packaging, we do not cut corners in quality control—purity of CFC-11 defines both safety and downstream performance.
Across the industry, a purity threshold of at least 99.8% is widely regarded as the lower limit for compliant, high-quality CFC-11. Our facilities consistently achieve minimum 99.95% purity by deploying continuous distillation and rigorous inline monitoring. The margin above industry expectation isn’t just a number—it directly influences valve performance, system capacity, yield during foam generation, and residual contamination levels in finished or semi-finished goods.
Residual moisture is a known enemy in halocarbon chemistry. Even trace water content can trigger corrosion in refrigeration circuits, foster decomposition, and cause issues in closed-blow foam systems due to reaction with isocyanates. That’s why our analytical team targets moisture content below 10 ppm—far tighter than older standards, which often let 30 ppm to 50 ppm pass.
We separate moisture at three production stages: raw material purification, final product distillation, and post-fill cylinder drying. Constant Karl Fischer and headspace GC monitoring lets us verify actual moisture numbers below the 10 ppm mark on all delivery lots. We see the impact this has: reduced compressor wear in client applications, cleaner system shutdowns, and longer shelf life for stored drums.
As a direct producer, we shoulder the reputational and operational consequences if downstream users face failures tied to trace halide, acid residue, or dissolved water. Every lot receives individualized certification—traceable and based on current in-house analysis—rather than generic batch data or unverified paperwork. Outgassing, density shifts, acid formation, and unexpected byproducts drop sharply as a result.
We do not minimize the environmental or safety dimensions. Higher residues and moisture not only compromise the product but also raise the risk of volatilization and leaks that remain under regulatory scrutiny. Our compliance group keeps methods traceable to recognized analytical standards and runs surprise audits on both lab and line operations.
Though production and use of CFC-11 continue their global phase-out, we produce to strict target specs for users in research, legacy service, and controlled international contexts. All specifications and COAs remain available for technical review. Where clients require tailored figures for critical applications, our lab can cross-reference exacting needs against actual lot data and documented retention samples.
For mission-critical projects, we provide technical support on handling, drying, and fluid transfer—all rooted in our experience. Every container leaving our site is sealed with individual test reports outlining key metrics, including actual purity and moisture figures, as verified batch-by-batch.
We manufacture Trichlorofluoromethane (often called CFC-11) at our dedicated facility and field inquiries about sourcing it from industries that rely on legacy refrigeration, foam-blowing, or research applications. Requests about minimum order quantity and lead time come up in every serious buyer’s conversation. Manufacturers understand why — planning production runs and managing regulatory compliance leave little room for uncertainty.
For CFC-11, there’s no way to justify producing small batches. The process from raw material selection to purification and packaging calls for specific conditions of scale and safety that don’t shrink for minor quantities. Our minimum order quantity stands at 3 metric tons, which matches the scale at which we can responsibly run and maintain quality controls through every lot. Anything smaller doesn’t justify the downtime or cost of flushing, testing, or packaging — core costs stay fixed, whether filling a drum or a highway container.
Any order smaller than this floor disrupts scheduling and forces us to blend it with unrelated demands, which isn’t fair to our other industrial partners or our workforce. For customers in research or niche production with tighter needs, aggregating demand or partnering for co-orders sometimes solves the issue. We do not deviate from our production minimum because operating below scale raises genuine questions around process stability and cost recovery.
Lead time for CFC-11 isn’t just about filling tanks and trucks. We operate in a sector where every kilogram requires compliance with export-import regulations and the Montreal Protocol. Production schedules line up with regulatory inspections, and shipments move only through designated, licensed handlers who fully understand hazardous material procedures.
For a standard 3-metric ton order, the typical lead time from receipt of a confirmed order and all required documentation averages 21 to 30 days. Coordination with relevant environmental authorities and independent auditors can add days to this window. If destined for export, buyers should factor in additional time for licensing, which can differ by jurisdiction. On rare occasions, interruptions in the feedstock supply chain or regulatory updates extend this timeline — our logistics team flags these early so everyone stays aware of real delivery estimates.
Managing and communicating these lead times, along with minimum order policies, reflects more than an internal company procedure. The regulatory status of CFC-11 keeps evolving as new alternatives enter the market. Our role as a direct manufacturer is to keep downstream users informed about tightening restrictions and help them prepare transition plans in regions where allowances are changing.
Our technical team keeps all documentation and registration current, streamlining customs and import-export processes. Orders ship in UN-approved containers, and our packaging team ensures all labels and documentation meet international safety codes. We provide the same technical support from the engineering bench to the shipping dock, focusing on practical concerns and regulatory obligations.
SummaryCFC-11 remains subject to careful control worldwide. We don’t cut corners on minimum batch size or lead times because safety, compliance, and product integrity rank above shortcuts. Industries still using or studying CFC-11 know that working directly with a responsible manufacturer reduces risks. Our team stands ready to provide full technical detail and delivery scheduling on every order.
We have witnessed profound changes in the regulatory landscape for CFC-11. CFC-11, or Trichlorofluoromethane, once stood as a staple refrigerant and blowing agent, but its strong ozone-depleting effect led to large-scale regulatory controls. The Montreal Protocol, adopted decades ago, strictly curtails production and export of ozone-depleting substances, placing CFC-11 under heavy restrictions in most parts of the world.
Our operations have felt this shift directly. Facilities that previously maintained annual export schedules now navigate a sea of legislative hurdles. Most destination countries prohibit both the import and production of CFC-11, and some—including major economies in Asia, North America, and Europe—criminalize illicit trade in CFCs with penalties that reach far beyond mere economic loss.
International shipments of this compound never move without documentation to satisfy strict legal compliance. Members of our export and legal teams monitor hundreds of pages of government notices and customs guidance to prepare each export file. Successful shipments demand customs declarations, material safety data sheets, certificates of analysis, batch traceability, and origin documentation. Most countries demand proof of licensing for both import and export.
In every shipment, our technical staff prepares precise safety documents aligned with destination requirements. Local regulations may also mandate bilingual or multilingual documentation. On top of this, hazardous goods declaration forms must align with current United Nations classifications. Omitting a single form or providing an outdated document results in confiscation, fines, and the permanent suspension of export licenses.
Every exporter of CFC-11 faces evolving interpretations of international agreements. We have encountered situations where technical standards diverge from country to country—even between partners under the same international treaty. Transitional policies in some regions allow exemption via critical-use permits or stockpile clearance programs. Our legal team confirms every detail before shipment, ensuring both local and international agreements are honored. There is no room for assumption in this environment.
We regularly update our compliance systems to align with each shipment, drawing from direct relationships with chemical control authorities. Any change in national regulation triggers a halt in our export activity to the affected market. Our systems immediately restrict access to the product if documentation or compliance requirements shift.
Strict screening forms the backbone of responsible exports. Each destination and recipient requires vetting against embargo lists, import bans, and special use permits. Our compliance officers maintain a live database tying production, shipment, and usage records together, making third-party verification possible. We rarely see destination countries approve import of virgin CFC-11 now—most approvals relate to legacy stock for critical medical or technical use, and always under direct government oversight.
Long-term, we view regulatory compliance not as a box-ticking exercise, but as an indispensable shield for our business and reputation. Continuous internal audits, dedicated compliance staff, and direct engagement with regulators have become standard practice. Our commitment extends beyond mere documentation: every order, every unit, and every shipment leaves our factory only when all international and local standards are met.
For product inquiries, sample requests, quotations or after-sales support, please feel free to contact me directly via sales9@bouling-chem.com, +8615651039172 or WhatsApp: +8615651039172
