|
HS Code |
661647 |
| Chemicalname | Ethane |
| Chemicalformula | C2H6 |
| Molecularweight | 30.07 g/mol |
| Casnumber | 74-84-0 |
| Appearance | Colorless gas |
| Odor | Odorless |
| Meltingpoint | -182.8°C |
| Boilingpoint | -88.6°C |
| Density | 1.3562 kg/m3 (at 0°C, 1 atm) |
| Solubilityinwater | Poorly soluble |
| Flammability | Highly flammable |
| Autoignitiontemperature | 515°C |
| Vaporpressure | 4,120 kPa (at 21.1°C) |
| Criticaltemperature | 32.3°C |
| Criticalpressure | 4,884 kPa |
As an accredited Ethane factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Ethane, 99.5% purity, supplied in a high-pressure steel cylinder, 50 liters capacity, labeled with hazard warnings and safety data. |
| Shipping | Ethane is shipped as a liquefied, compressed gas in specially designed, pressurized tank containers or cylinders. Classified as a flammable gas (UN 1035), it requires strict temperature and pressure controls. Proper ventilation, labeling, and adherence to international transport regulations (such as ADR, IMDG, and IATA) are mandatory to ensure safe handling and transport. |
| Storage | Ethane is typically stored as a liquefied gas under pressure in specially designed steel cylinders or bulk tanks. Storage vessels must be kept in well-ventilated, cool areas, away from sources of ignition, heat, and incompatible materials. Proper labeling and continuous monitoring for leaks are essential, as ethane is flammable and can form explosive mixtures with air. Grounding and bonding minimize static risk. |
Applications of Ethane in Industrial ManufacturingEthane is a key chemical feedstock supporting several core downstream industries. As a direct supplier and producer, we deliver ethane to customers operating high-volume and specification-driven manufacturing systems. Below we outline major application sectors, with specific compliance, formula integration, process, and end product details for each use case. 1. Production of Ethylene via Steam CrackingSteam cracking units in petrochemical complexes utilize ethane as a primary raw material for ethylene production. Ethane yields high ethylene output and achieves efficient conversion rates under controlled high-temperature cracking. Refineries and chemical manufacturers operate continuous processes where tight feed composition, purity controls, and operational adjustments align with both product standards and plant design. Regulatory audit and process monitoring ensure safety and product consistency for polyolefins and derivatives. Industry compliance standards
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2. Refrigerant and Cryogenic Applications in Gas ProcessingLow-boiling-point characteristics enable ethane’s use in cryogenic separation processes for natural gas liquid (NGL) recovery and hydrocarbon fractionation. These applications require carefully measured blending and absolute purity to safeguard downstream liquefaction and separation trains within gas processing plants. Engineering protocols and safety systems ensure loss prevention, operator protection, and environmental compliance on site. Industry compliance standards
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3. Calibration Gas Mixtures for Analytical and Emissions TestingCylinder blends containing ethane serve as certified reference standards in analytical laboratories and industrial QA/QC programs. These calibration gases are central to emission monitoring, combustion efficiency tests, and petrochemical sample verification. Production adheres to strict traceability and international certification to support regulatory compliance and data integrity in mission-critical testing facilities across energy and environmental sectors. Industry compliance standards
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4. Fuel Gas Blending in Hydrogen and Syngas PlantsOperators blend ethane with natural gas or naphtha as combustion fuel or syngas feed in synthesis gas and hydrogen production units. Feed ratios and mixing are set by calorific value targets, reformer design, feedstock economics, and emission standards. Systematic adjustments and real-time monitoring enable safe plant operations and compliance with local and international fuel gas handling codes. Industry compliance standards
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5. Feedstock for Halogenated Hydrocarbon SynthesisChemical manufacturers use ethane as a core feed in halogenation reactors to produce ethyl halides, particularly in the synthesis of ethyl chloride. Reaction vessels, distillation trains, and material handling systems are configured for precise molar ratios, rapid reaction rates, and containment of hazardous by-products. Product purity is ensured by analytical screening, with documentation and traceability supporting regulatory and customer requirements. Industry compliance standards
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At our plant, the journey of ethane starts with natural gas processing, where we use advanced cryogenic and fractional distillation methods to achieve high-purity separation. We've spent years refining these steps, building on a foundation of engineering know-how and direct operator feedback. The focus remains on maintaining purity levels that exceed 99.5%, as minor deviations can cause serious trouble for customers down the line — from ethylene crackers to specialty chemical producers. Every tank, cylinder, or pipeline batch leaving our facility passes strict internal controls. We believe in keeping internal documentation transparent, and audits run by both our technical teams and third-party agencies confirm that we deliver what we claim.
Ethane itself might look like a basic two-carbon hydrocarbon, but what goes on behind the scenes sets it apart from a simple raw material. Unlike ethylene, which comes with higher reactivity and finds use in direct polymerization, ethane serves most often as a feedstock for steam cracking where it yields ethylene in tightly-controlled reactions. Plants using our ethane count on consistent composition — high purity and minimal impurities — which helps reactor performance and reduces off-gas waste. Achieving those targets involves fine-tuning pressure and temperature conditions, and replacing outdated purification steps with membrane or molecular sieve technology that can better trap trace components like CO2 and heavier hydrocarbons. Feedback from operations staff often leads to small changes in these flowsheets, sometimes resulting in a direct jump in yield or even cost savings at our customer's facilities.
Manufacturers and processors rely on dependable ethane for many reasons. Steam crackers thrive on clean, moisture-free feedstock, using ethane to create ethylene, the backbone of polyethylene and many specialty plastics. Any spike in sulfur, methane, or heavy hydrocarbon content can throw off catalytic beds, shorten run length, and leave downstream operators scrambling. Years ago, some batches suffered from trace sulfur in the ppm range — it taught us to step up sensor calibration, run more frequent inline GC tests, and install scrubbers precisely for sulfur removal. Every cycle teaches new lessons; direct operator notes often flag subtle shifts in composition before automated sensors do, and that vigilance gets built into daily checklists.
Experience also shapes how we manage logistics and storage. Raw ethane comes as a pressurized liquid, so we maintain double-walled tanks, leak sensors, and rapid-response venting systems. Ambient temperature swings can threaten pressure balance, especially during seasonal peaks. The headaches caused by missed pressure checks in the summer or icing valves in the winter stay with a team for years. We set up redundant monitoring with remote alarms. Keeping high-purity ethane within safe parameters means no accidental boil-off, no condensate, no unexpected odors for operators and neighbors. Trust builds batch by batch, stored cubic meter by cubic meter.
Customers often ask about ethane compared to propane, butane, or natural gas liquids they encounter. Direct handling shows the differences more clearly than data sheets do. Ethane handles at much lower boiling points — around -89°C — which calls for dedicated cryogenic infrastructure not always used with heavier alkanes. This matters for storage costs and safety planning. In our plant, an operator moving an ethane tank trains separately from those dealing with LPGs, as the risks of rapid vaporization increase with lighter gases.
Compared to propane or butane, ethane burns with a higher flame speed and different mixing ratios, making it less practical as a general fuel but more attractive for specialized petrochemical feedstock roles. Pipelines or transportation systems must adjust for increased leak potential and rapid phase change, something our maintenance teams plan for by routine inspection and pressure relief valve testing. We never place ethane and propane storage together: their behavior during leaks, even minor, diverges so rapidly that a single safety drill can expose the difference. This split guides the design of distribution systems for chemical plants worldwide.
There is a technical distinction, too, between ethane supplied as a 'specification gas' for research and laboratory analysis versus bulk ethane for crackers. In laboratory grades, purity hits 99.999% with wild controls on moisture and oxygen, and trace contaminants measured in ppb, not ppm. These batches pass through more intense purification steps — getters, extra adsorption beds — and are filled under inert, ultra-clean environments. For industrial cracking, the balance between purity and supply cost calls for a nuanced path: not every end-use justifies ultra-high purity, but the steam cracker sector presses for impurity specs stricter than fuel-grade or calorific sources. We tailor the distillation and purification accordingly, often using acetylene scrubbers, copper-based removal for sulfur, and chilled beds that squeeze out heavier fractions right at the margin.
Our core customers operate ethylene crackers, which convert ethane through steam or thermal cracking. A properly managed cracker turns high-purity ethane into ethylene yields over 80%. Low-quality feed, by contrast, can pull yields below 75%, especially if nitrogen, propane, or other alkanes sneak into a batch. This direct link between purity and cracker performance anchors long-term relationships with our largest customers. We work openly with their technical and procurement teams; regular sit-downs review plant needs, unexpected upsets, and possible process tweaks on both sides. The exchange of plant data and shared problem-solving runs deeper than mere procurement. Several times, we've jointly investigated trace metal contamination and solved catalyst deactivation headaches that traced back to feed variations.
Some ethane ends up in pilot-scale reactors for new polymer production, including chain-growth and selective oxidation research. These uses demand smaller, spot lots with rock-solid certificates of analysis. Research teams report that even a 0.1% jump in oxygen or a ppm bump in unwanted alkanes throws off kinetic data; they need certainty from every cylinder. Our lab staff keep tight records, match retention samples, and track chain of custody to help research groups isolate true process effects from feedstock interference. For specialty applications, like medical-grade gas mixtures or calibration gases for instruments, extra layers of gas purification and cylinder conditioning come standard.
While the big volumes go to crackers, a growing number of small-scale users in pilot or university labs keep us on our analytical toes. These projects often work outside standard process windows, requiring close communication and, sometimes, special delivery protocols. Even niche industries, such as manufacturers of refrigerant precursors and flavor or fragrance intermediates, depend on reliable ethane with known impurity profiles. A single off-grade batch can ruin months of R&D or foul downstream syntheses, and these stakes shape the way we define ‘success’ for every production run.
Many buyers only see the physical product, but making ethane is as much about back-end traceability and risk management as it is about purity. Every bulk shipment gets tracked with a digital batch code, which ties back to plant logs, transportation records, and even plant maintenance schedules. That means an issue found by a customer — maybe an off-odor or unexpected by-product — can prompt an immediate lookback into every step, from raw gas intake to final cylinder filling. We value the customer calls that dig into root-cause analysis; they keep our technical team sharp and drive new investments.
Accidents, leaks, or ‘gray area’ safety incidents all teach deep lessons. Decades ago, an overpressurization led to an emergency vent, and we have since doubled physical barriers, revised hazard response training, and upgraded detection equipment. The same principle shapes chain-of-custody rules, where we limit access at every phase and make sure every operator knows the downstream risks if anything deviates from accepted norms. These checks come from lessons paid for in both time and company reputation. No document replaces hands-on knowledge from troubleshooters and field engineers, especially when dealing with a product as sensitive as ethane.
Investing in robust process controls up front brings benefits well beyond compliance. Regular system upgrades — from valve sensors to automated analytics — catch small issues before they balloon. This forward-thinking mindset, built from years of batch lessons and customer partnership, keeps both production and delivery on target. We invite plant visits from major customers, not just auditors, to see the tight operational and safety boundaries for themselves. Open dialogue builds trust, and trust underpins the kind of long-term contracts that support stable pricing, reliable supply chains, and shared R&D partnerships.
Innovation rarely happens in isolation. Feedback from customers — whether a new demand for more precise impurity limits from a regional cracker or a specialty polymer pilot project with novel requirements — always translates to tangible updates in our operation. Engineers and technicians meet regularly to review ‘misses’ and ‘hits’ in batching records, cycle times, and quality investigations. Floor operators, who see day-to-day changes in process behavior, play a central role. When a plant started picking up trace fluorocarbons after a gas switch, their insight traced the source, letting us fix the problem and prevent recurrence. Reliable ethane keeps customers moving, but it is our ability to troubleshoot and adapt that fosters true partnership.
Our internal training runs deep. Teams cross-train between separators, cryotanks, and analytical labs. Safety walkthroughs test every new system, confirming alarms, containment, and emergency protocols actually function under load, not just on paper. Documented improvement plans grow out of actual experience, not top-down mandates; every improvement in handling, fill, or analysis starts as a recommendation based on plant operations. That real-world, hands-on experience reflects in the finished product, a trait our biggest customers won’t trade away for cheaper, less established alternatives.
Producing high-purity ethane with steady impurity control doesn’t happen by chance. Experience in refining separation columns, selectivity of adsorbents, and calibration of critical sensors all play a part. Our technical teams often get tapped by licensors and plant engineers to share best practices for storage, transfer, and process integration. Those same teams routinely evaluate new types of sensors, molecular sieves, or inline scrubbers — anything that can boost yield, safety, or reliability. It is not a matter of plugging in generic equipment, but of adjusting to real-world deviations with testing, validation, and regular training.
Focusing on consistent ethane also helps end users manage plant shutdowns, catalyst changes, and maintenance planning. Rapid composition changes, or even subtle seasonal shifts in moisture content, risk major production losses and unexpected flares. Keeping our customers’ plants online means controlling upstream gas isolation or holding product until it matches strict requirements, sometimes requiring last-minute schedule shuffles or diverting product to reprocessing. We take pride in thinking several steps ahead, using data shared with plant engineers to flag variability before it reaches production.
Over the years, we see that the reliable supply of high-purity ethane has helped our customers invest in capacity expansions and new processing options. Knowing their raw materials arrive on-spec, day after day, they deploy capital more confidently into advanced cracking, polyolefin lines, and new catalyst technology. We believe these partnerships create knock-on effects for the broader manufacturing ecosystem — from plastics to coatings to engineered materials. With every long-term contract, we put our reputation at stake; reliable ethane improves yields, trims downtime, and opens the door to collaborative development in a risk-shared context.
Our team uses production data and operator experience to guide investment. As new trace contaminants surface, such as seasonal shifts or pipeline impurities, we refine processing steps one by one. We don't hesitate to deploy emerging tools — from laser-based gas analysis to AI-driven alarm management — if they keep us ahead of the curve. This upfront investment extends to logistics planning, where coordination with rail, road, and barge operators ensures product integrity from gate to customer site. By tracking every movement, recording conditions, and inviting customer QA teams to review our methods, we close gaps before they widen.
Looking forward, regulations press plant operators for tighter emissions standards, better safety practices, and greater product disclosure. Experience tells us that open exchange, data transparency, and knowledge sharing will define the next decade of industrial chemistry. As ethane continues to serve as a preferred feedstock for ethylene and advanced intermediates, our job is to deliver not just a product, but absolute confidence in supply, handling, and process integration.
We believe every cubic meter of ethane reflects both hands-on experience and a willingness to adapt, driven by a direct connection to our operators, technical staff, and customers worldwide. This cycle of improvement, built from plant floors not boardrooms, ensures the next batch performs better than the last, honors every contract, and moves modern industry forward with real-world reliability.