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Dichloromethane 18L
- Product Name: Dichloromethane 18L
- Chemical Name (IUPAC): Dichloromethane
- CAS No.: 75-09-2
- Chemical Formula: CH2Cl2
- Form/Physical State: Liquid
- Factroy Site: Yudu County, Ganzhou, Jiangxi, China
- Price Inquiry: sales4@ascent-chem.com
- Manufacturer: Ascent Petrochem Holdings Co., Limited
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- Dichloromethane 18L is typically used in formulations when solvent polarity and volatility and temperature and pressure must be controlled within specific ranges.
| HS Code | 867308 |
| Product Name | Dichloromethane |
| Chemical Formula | CH2Cl2 |
| Molecular Weight | 84.93 g/mol |
| Cas Number | 75-09-2 |
| Appearance | Colorless liquid |
| Odor | Sweet, chloroform-like |
| Boiling Point | 39.6°C |
| Density | 1.33 g/cm³ (at 20°C) |
| Solubility In Water | Slightly soluble |
| Volume | 18 liters |
| Flash Point | None (non-flammable under normal conditions) |
| Vapor Pressure | 46.5 kPa (at 20°C) |
| Melting Point | -96.7°C |
| Autoignition Temperature | 556°C |
| Uses | Solvent for various applications |
As an accredited Dichloromethane 18L factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Dichloromethane 18L is packaged in a sturdy metal drum with a secure cap, featuring clear hazard and quantity labels. |
| Container Loading (20′ FCL) | 20′ FCL can load approximately 660 cans of Dichloromethane 18L each, securely palletized, meeting international transport safety standards. |
| Shipping | Dichloromethane 18L is shipped in a tightly sealed, chemical-resistant drum or container, labeled according to hazardous materials regulations. It is classified as a flammable, volatile liquid and must be transported with appropriate documentation, spill containment measures, and safety precautions, ensuring compliance with ADR, IMDG, or IATA shipping guidelines for dangerous goods. |
| Storage | Dichloromethane (18L) should be stored in a tightly sealed, clearly labeled container made of compatible material, in a cool, dry, and well-ventilated area. Keep the container away from heat sources, direct sunlight, and incompatible substances such as strong oxidizers. Store at ground level in a flammable liquids cabinet, and ensure proper spill containment measures are in place. |
| Shelf Life | Dichloromethane 18L typically has a shelf life of 2 years when stored tightly sealed in a cool, dry, well-ventilated area. |
Applications of Dichloromethane 18L in Industrial Manufacturing
Dichloromethane 18L supports production lines worldwide as a high-purity solvent for several key industrial sectors. As a direct manufacturer, our quality control aligns with the technical requirements of diverse downstream applications. This section details validated industrial uses, covering compliance standards, formulation data, and product integration points, for informed decision-making in procurement and process design.
1. Pharmaceutical Active Pharmaceutical Ingredient (API) Synthesis
Pharmaceutical manufacturers rely on dichloromethane during multi-step organic syntheses, especially when isolating or purifying APIs under controlled conditions. Its selectivity and low boiling point allow chemists to optimize yield and purity for complex molecular scaffolds. Handling and discharge must conform strictly to pharma-grade solvent residue guidelines, and operators use the precise material streams for repeated crystallizations and extractions aligned with regulated GMP environments.
Industry compliance standards
- International Council for Harmonisation (ICH Q3C), guideline for residual solvents
- United States Pharmacopeia (USP), European Pharmacopoeia (Ph. Eur.), Chinese Pharmacopoeia (ChP) for solvent grades and limits
- Good Manufacturing Practice (GMP) Annex 2 for API production
- ICH Q7 for active substance manufacturing
Typical usage ratio
- 10–35% of total reaction solvent system, adjusted based on solubility and reaction scale; higher volumes for purification/crystallization steps
Downstream process integration
- Used during intermediate or final crystallization and extraction following organic synthesis; charged directly to reaction vessels or isolation tanks under validated batch protocols
Final product types
- Active pharmaceutical ingredients (e.g., corticosteroids, antibiotics, antineoplastic agents), medicinal intermediates
2. Polycarbonate and Polyurethane Polymer Production
Producers in the plastics sector use dichloromethane to dissolve or disperse phosgene derivatives, facilitating the interfacial polycondensation reactions critical for polycarbonate synthesis. It also acts as a reaction medium during isocyanate and polyol conversions when producing thermoplastic elastomers and rigid polyurethane foams, ensuring controlled polymer chain formation and minimizing unwanted side reactions.
Industry compliance standards
- ISO 9001:2015 Quality Management Systems for polymer production
- ASTM D6779-20 (Standard Specification for Polycarbonate)
- REACH Annex XVII restrictions for residual solvent content
- OECD Guidelines for polymer manufacturing safety
Typical usage ratio
- 5–30% by volume, based on polymer formulation and viscosity requirements in interfacial polymerization and chain extension steps
Downstream process integration
- Introduced during monomer mixing or initial chain growth reactions; used for precipitation and removal of low molecular weight fractions before pelletizing or extrusion
Final product types
- Optical-grade polycarbonate sheets and films, injection-molded polyurethane components, engineered plastics
3. Pharmaceutical Coating and Capsule Shell Degreasing
Encapsulation and tablet manufacturing facilities deploy dichloromethane for cleaning gelatin capsule shells and removing fatty or oily residues on pharmaceutical equipment and coatings. This workflow is crucial before filling and sealing operations, as any residual contaminants could lead to product rejection in stringent quality audits. Specialized solvent stations permit high-throughput degreasing under temperature- and vapor-controlled zones, followed by validated rinsing to meet regulatory extractable limits.
Industry compliance standards
- 21 CFR Part 211 (U.S. FDA good manufacturing practice for finished pharmaceuticals)
- Chinese GMP for solid dosage forms
- USP General Chapter <467> "Residual Solvents"
Typical usage ratio
- 3–12% v/v in degreasing solvent mixtures; tuned based on surface area, fatty acid load, and ambient conditions
Downstream process integration
- Applied in capsule washing tunnels and tablet surface prep baths; rinse cycles follow immediately according to batch release validation protocols
Final product types
- Hard-gelatin and soft-gel capsules, film-coated tablets, chewable medicines with clean, residue-free exteriors
4. Industrial Paint and Coating Remover Formulation
Paint chemistry operations integrate dichloromethane in specialty stripping formulations, targeting rapid breakdown of resins, adhesives, and complex crosslinked coatings. Used extensively in industrial refurbishment as well as maintenance depots, these products require controlled flash-off characteristics to minimize substrate damage and meet occupational safety targets. Formulators balance active load with co-solvents and inhibitors, based on historical removal speed and worksite ventilation standards.
Industry compliance standards
- European Regulation (EC) No 1272/2008 (CLP) for hazardous mixtures
- U.S. OSHA 29 CFR 1910.1200 (HazCom)
- Directive 2004/42/EC (VOC content in stripping products)
- EN 12944-6 (Protection of steel structures against corrosion—paint removers testing)
Typical usage ratio
- 30–70% w/w for concentrated stripping gels or liquids; reduced for aerosol and wipe-on formulations per project-specific performance
Downstream process integration
- Batch blended with auxiliary surfactants, corrosion inhibitors, and thickeners; filled into drums, spray cans, or custom packaging for site application
Final product types
- Commercial paint strippers, graffiti removers, heavy-duty adhesive removers used for automotive, aerospace, and infrastructure maintenance
5. Analytical Laboratory Extraction Solvent (Pesticide, Residue, and Environmental Testing)
Environmental and food safety laboratories choose dichloromethane for liquid-liquid extraction and sample clean-up prior to chromatographic analysis. Its unique partition characteristics allow quick transfer of both polar and nonpolar analytes from aqueous or biological matrices, ensuring sensitivity in GC-MS and HPLC quantification. Technicians use validated batch lots to minimize blank interference and calibrate recovery rates that meet global detection limit standards for pesticide residues and industrial contaminants.
Industry compliance standards
- ISO 17025:2017 (lab quality management)
- AOAC Official Methods for pesticide residue analysis
- EPA SW-846 Method 3510C (liquid-liquid extraction)
- EN 15662 (GC-MS multi-residue testing in foods)
Typical usage ratio
- Sample-dependent, typically 1:1 to 1:5 (v/v) relative to matrix solution for extraction; adjusted for matrix complexity and regulatory recovery requirements
Downstream process integration
- Charged into extraction vessels with agitated samples, followed by phase separation; solvent layer transferred for subsequent evaporation or enrichment prior to detection
Final product types
- Analytical reference extracts, tested food and environmental samples, certified residue-free agricultural produce
6. Aerosol and Foam Manufacturing (Blowing Agent)
Manufacturers specializing in insulating foams, specialty packaging, and aerosol formulations utilize dichloromethane as a physical blowing agent during closed cell foam generation. The controlled volatility aids uniform nucleation of gas bubbles, resulting in stable microcellular structures and lightweight yet robust finished goods for construction and packaging industries. Production cycles must rigorously monitor atmospheric emissions and residual solvent recovery to comply with evolving air quality directives.
Industry compliance standards
- EU Regulation (EC) No 1005/2009 (Ozone Depleting Substances, where regionally permitted)
- ISO 845:2006 (Cellular plastics—Apparent density measurement)
- ASTM D3574 (Standard Tests for Flexible Cellular Materials)
Typical usage ratio
- 7–18% as a percentage of total foam formulation, depending on required expansion factor and board density
Downstream process integration
- In-line injection into polyol or prepolymer streams before expansion molding or spray application; collected and recycled during off-gassing and curing phases
Final product types
- Urethane insulation panels, spray foams for construction, packaging foams, technical foam assemblies
Competitive Dichloromethane 18L prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8618136850665 or mail to sales4@ascent-chem.com.
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Tel: +8618136850665
Email: sales4@ascent-chem.com
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- Dichloromethane 18L is manufactured under an ISO 9001 quality system and complies with relevant regulatory requirements.
- COA, SDS/MSDS, and related certificates are available upon request. For certificate requests or inquiries, contact: sales4@ascent-chem.com.
Dichloromethane 18L – Reliable Manufacturing, Practical Benefits
Experience shapes every batch of dichloromethane 18L that leaves our facility. We see the daily impact of solvent purity not just on our own processes, but in the finished results for the customers who count on us. Dichloromethane, with the model we produce in 18L packaging, helps many industries keep pace with both demand and evolving quality standards. We want users to know what sets this solvent apart and how it differs from other formulations in the market.
Consistent Quality Starts with Raw Materials
Selecting the right feedstock matters. We check incoming chlormethanes for contaminants that will cause problems down the line—color, stability, unwanted odor, even differences in boil-off rates. Manufacturing runs become unpredictable if origins vary or impurities slip through. Dichloromethane 18L only leaves our plant after tight control at each step, with batch tracking maintained to answer any customer query quickly.
Many outside observers don’t see the monitoring behind solvent production. Running continuous distillation and utilizing tested filtration media, we get a more consistent product. Quality assurance teams spot-check several parameters, from water content to the repeatability of evaporation tests. All this effort means lab technicians using our dichloromethane for sample preparation don’t waste time reworking processes.
Understanding the 18L Model: Balance of Volume and Handling
Through years in manufacturing, we’ve learned that the 18L size hits a practical sweet spot for most professional users. It provides enough volume for regular, high-usage environments—whether laboratories, cleaning applications, or resin processing—without creating storage and disposal issues often tied to drums or bulk shipments. Large-volume operations may still require bulk, but the 18L model keeps things manageable and helps users minimize open container time, which can lead to solvent loss and faster degradation.
We also see the 18L advantage when customers need to meet hazmat compliance or need to limit employee exposure. Smaller vessels like these allow safer, measured pouring and seal more tightly after each use. Over the years, fewer spills and less air contamination have been reported by customers switching from large drums to models matching our dichloromethane 18L.
Usage Scenarios: Not Just Paint Removal
Most chemical users first encounter dichloromethane when removing tough coatings, but restricting its benefits to this one function misses its full value. Custom plastics producers rely on dichloromethane to bond acrylics and polycarbonates, finding it delivers clean, residue-free joins. Extracting caffeine from natural products relies on dichloromethane’s volatility—it strips alkaloids without leaving behind off-flavors or requiring aggressive heat.
Over years, medical-device firms approached us after having issues with residues in tubing and molds. When they tried dichloromethane 18L, purity and fast evaporation left behind clean parts at scale. Art restorers have also contacted us about using dichloromethane in delicate applications where heat must be avoided. Each sector values the ability to clean, extract, or bond without dragging downsides such as persistent residue or water contamination into the next step of the process.
Key Differences from Other Solvents
We regularly run comparison tests to show users how dichloromethane 18L outperforms multi-purpose solvents and less refined grades. Unlike acetone, dichloromethane doesn’t attack sensitive substrates as readily, which matters when customers process composites or handle thin-film electronics. Its low boiling point lets it clear surfaces quickly, reducing downtime between operations instead of stalling lines waiting on drying.
Quality also draws a line between our product and lower-priced alternatives. We often field questions about cloudiness or odd scents found in some other brands—these can point to breakdowns in distillation or transport. By focusing on high-purity runs, we provide the clarity and neutral odor that scientific and industrial users both demand. With precise distillation equipment, we can fine-tune our process to shave fractions of water out of each batch, reducing risk of downstream complications such as emulsion or haze.
Why Purity Matters Much More Than Most Expect
Impurities rarely show up in big bold letters on a drum, but they can wreck entire production cycles. For example, we once worked with a composites maker facing brittleness in their acrylic panels—and traced the fault back to water-laden solvent from a previous supplier. Even a couple tenths of a percent higher water content led to clouding in the final cast product.
Our production uses real-time sensors to monitor every fraction of the distillation process, not just for legal requirements but professional responsibility. Success amounts to far more than meeting a certificate; the goal is zero-waste, zero-rework, and zero-shortfall for the customer. Any deviation in transparency, odor, or physical properties is flagged and handled long before tankers move out of the plant.
Environmental and Health Considerations
Over time, the understanding of workplace exposure limits and environmental risk has grown. We now see most responsible users moving away from bulk storage and toward mid-size, sealed vessels like our 18L format, which limit the surface area exposed to the air. Our closed drum system includes a compatible adapter to enable safer withdrawal of solvent, minimizing hand contact, vapor escape, and splash.
We’ve seen firsthand the difference in air quality and employee reporting between workplaces using smaller, manageable containers and those breaking open massive drums. The improvement in air monitoring reports and the decline in spill-related incidents both highlight the role that packaging plays in industrial safety. We share best practices and partner with customers to ensure that our container technology allows for safe transfer and storage, not just basic compliance.
Industry Feedback: Building Better Product through Dialogue
Years in the manufacturing world have taught us that improvement doesn’t happen in a vacuum. It takes regular communication with users and honest feedback on product performance. When a customer notes that our dichloromethane 18L runs cleaner in their ultrasonic cleaning tanks, or that switching to our grade improves yield in botanical extraction, we want to understand why and carry those lessons forward.
Recently, we listened to a customer’s need for lower-residue performance and made minor adjustments to increase filtration stage efficiency. After that, they reported fewer downstream blockages in their fine manufacturing process. These field stories and performance anecdotes help us continually refine the batch process, seeking tangible gains rather than just meeting label minimums.
Why We Don’t Cut Corners
Solvent shortcuts create problems. Contamination affects everything from color in coatings to toughness in plastics, and can even lead to product recalls. We focus on process repeatability—from batch tracking to point-of-use container cleaning. That effort pays off in the field, where repeat customers rarely call with complaints but often return for additional supply. For example, research institutions demand assurance that every 18L package tested in one project matches the next. That level of reproducibility wouldn’t be possible if we followed the “good enough” approach that low-budget alternatives often adopt.
In our own plant, we see cost pressures just like anyone else. Energy, raw materials, and compliance costs never go down. Yet we’ve learned that reducing input quality to boost output only leads to losses further down the line—waste, rejected runs, and eventually, lost trust. Our staff also has to handle these products every day. If we don’t trust our solvent, we wouldn’t ask someone else to use it.
Helping Users Meet Regulatory and Auditing Standards
Anyone handling solvents now faces more inspection and compliance than before. Customers often ask for reassurance on their own audits—traceability, batch certification, and manufacturing oversight. Because we make our own dichloromethane, we can answer with full transparency, providing documentation that starts at raw material intake and follows the process through completed product release.
Combined with regular site inspections and third-party testing, our system stands up to tough customer demand for traceability. With repeat purchasers, we keep a log of prior lots and provide rapid response when needed. We also support waste disposal and spill management training, so that we do not just hand over chemicals, but provide supporting knowledge on safe and responsible use.
Meeting Diverse Application Requirements
The 18L dichloromethane model matches a surprising range of industry needs. In our daily operations, we see different types of users with distinct challenges. Textile processors need a solvent that won’t react with dyes but can still remove impurities between stages; electronic parts manufacturers must strip coatings without harming sensitive metal plating. Both rely on purity and stability that outstrip commodity grades.
Industrial laundries, for example, have found that our 18L vessels provide enough solvent for batch use without letting half a drum spoil over weeks on a hot dock. Similarly, creative artisans restoring classic woodwork appreciate the fast evaporation and limited residue when working with intricate designs. Batch-to-batch consistency for these users isn’t just academic; it determines whether they finish on schedule or spend hours correcting mistakes.
Packaging: Simplicity Without Compromise
Designing our 18L packaging meant addressing real-world problems that show up in the stories customers bring to us. Bulk shipments are efficient for scale but invite contamination, accidental exposure, and sometimes even costly overuse. Smaller containers like our 18L model allow for accurate inventory counts, better transport safety, and easier compliance with on-site chemical storage regulations.
We watched users struggle with heavy drums sliding off dollies, so we engineered our 18L containers to allow one-person lifting in most settings. These vessels offer leak-proof seals and reinforced construction, holding up during repeated handling. We’ve field-tested closure systems for repeated opening and resealing, since many projects require solvent withdrawal in multiple sessions rather than all at once. This prevents vapor loss, water ingress, and unexpected “off spec” surprises mid-project.
Addressing Cleaning and Recovery Challenges
Not every user can afford high-tech recovery and recycling setups, so we make sure our dichloromethane suits both manual and automated solvent handling. After the initial cleaning run, some users recover and reuse solvent to cut costs. Our high-quality base means those solutions remain effective longer between changes, reducing how often users need to swap out spent solvent. Technicians in surface preparation call out the reduced sludge and better filter life when starting from high-purity dichloromethane.
Solvent recovery systems have grown more popular, partly because regulations and costs push users in that direction. We help by providing detailed boiling point and composition data on each lot, so users know exactly what to expect during recovery. That kind of batch-specific data helps keep valuable solvent in use longer and lowers overall waste.
Future-Proofing: Adapting with Industry Trends
As operators shift toward greener processes and more efficient equipment, the demand for dichloromethane with exacting specification has only grown. Some customers are exploring partial solvent substitution or hybrid cleaning systems. Others look for low-residue performance to enable closed-loop manufacturing or reprocessing.
We build those requirements into our planning, not waiting for regulatory deadlines but responding to customer trials and plant audits. By maintaining testing relationships with major end-users and incorporating feedback from process engineers, we stay flexible. Continuous investment in plant automation helps us manage variability and ensure product expectations get met regardless of changes in upstream materials or regulations.
Industry Collaboration and Responsible Culture
Successful chemical manufacturing relies more on relationships than many realize. We maintain close, candid collaborations with users so problems can be solved at the source rather than after a failed batch. This level of openness is part of our operating philosophy—helping customers succeed, because their success keeps us in business.
We encourage visitors to tour our facility and see the actual manufacturing process. From raw material receiving to final sealing and labeling, each step reflects the value we place on responsibility and accountability. Manufacturing safe, effective dichloromethane in 18L containers is more than a specification—it's a responsibility. Each drum carries with it not just solvent, but the trust of everyone who will put it to use.
Customer Education: Not Just Selling but Supporting
After years in the business, we know knowledge grows best when shared. Our technical teams provide tailored guidance for handling, spill cleanup, and storage of dichloromethane. Regular updates based on changes in standards, regulations, and best practices are provided, because success for one user benefits the entire industry.
Many new clients underestimate the difference that comes from solvent quality in their final product. Fielding those questions, explaining nuances, and troubleshooting unique site issues helps us deepen our understanding and sharpen our own processes. This ongoing learning loop raises standards for everyone.
Troubleshooting: Shipping, Storage, and Use
We ship and store 18L dichloromethane with careful attention to temperature, light, and handling conditions. Frequent customer inquiries start with unexpected color shifts or cloudiness, which usually trace back to storage near heat sources or protracted container opening. Sharing important—not just compliant—storage guidelines helps avoid unnecessary product loss or process hiccups.
Our advice to users emphasizes not just the importance of keeping containers sealed, but also the value of site-specific process audits: ensuring containers are not stored above certain temperatures, and using appropriate pumps or withdrawal adapters. This reduces the risk of accidental inhalation or spills during transfer, both of which can have outsized health and cost impacts.
Building Trust, One Drum at a Time
Experience tells us people remember how a product solves their problem, not just the label on the side of the drum. Those who try our dichloromethane 18L model often come back because their results improve—not because we tell them to, but because it shows up in their bottom line. Consistent, clear, and residue-free outcomes keep production efficient and deliver cost savings long after the solvent leaves our warehouse.
We stand behind each step in the manufacturing process, with a commitment to reliability and open communication. If issues arise or a user needs to troubleshoot an application, our technical staff engage without delay, drawing on decades of practical, hands-on experience. We see ourselves as partners in performance—not just suppliers—and we train our team to respond with clarity, precision, and direct action.
Summary: More than a Commodity
Dichloromethane 18L delivers more than just solvent in a drum. It represents the results of hard-won experience in manufacturing, measured improvement from customer feedback, and accountability every step of the way. By listening and responding, by investing in people and technology, and by refusing to cut corners on purity or process, we keep raising standards for ourselves and for those who rely on us. The difference shows in fewer operational issues, reduced waste, and a shared sense of accomplishment each time a project runs smoothly with our solvent. Collaboration and purposeful manufacturing define our approach, and we welcome each opportunity to show why trusted products make meaningful differences in businesses of every size.
