PTFE(Teflon) Labware
Laboratory PTFE Three Neck Reaction Flask Corrosion Resistant 2000ml Low Background Fluoropolymer Vessel
Item Number : PL-CP242
Price varies based on specs and customizations
- Material
- High-Purity PTFE
- Neck Configuration
- Customizable Three-Neck
- Temperature Range
- -200°C to +260°C
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Product Overview



The laboratory three-neck reaction flask represents the pinnacle of material science applied to chemical synthesis. Crafted entirely from high-performance Polytetrafluoroethylene (PTFE), this vessel is engineered to facilitate complex chemical reactions that involve aggressive reagents, strong acids, and volatile solvents. By utilizing a three-neck architecture, the system allows for the simultaneous integration of stirring mechanisms, temperature sensors, and reagent addition or reflux components, providing a versatile platform for multi-stage processes. Unlike standard laboratory glassware, this system provides an unbreakable solution that ensures operational continuity even in high-stress environments.
This system serves as a mission-critical component in industries ranging from semiconductor manufacturing to pharmaceutical development. Where traditional borosilicate glass fails due to chemical etching or thermal stress, this fluoropolymer unit excels. Its primary value proposition lies in its ability to maintain high purity and structural integrity under conditions that would compromise standard laboratory equipment. Target industries include environmental testing, petrochemical analysis, and advanced material research, where the requirement for absolute chemical resistance is non-negotiable.
Procurement teams and lab managers can rely on the equipment’s robust construction to minimize replacement costs and enhance laboratory safety. The unbreakable nature of the material eliminates the risk of hazardous leaks and contamination associated with glass breakage. With its ultra-smooth internal finish and low background noise profile, the unit is the definitive choice for trace analysis and high-stakes chemical engineering. This system delivers consistent results in the most demanding conditions, from cryogenic temperatures to sustained high-heat applications, maintaining its mechanical properties and sealing integrity throughout its service life.
Key Features
- Universal Chemical Inertness: The system is fabricated from premium-grade PTFE, making it completely immune to attack from almost all known chemicals. This includes hydrofluoric acid, strong alkalis, and aggressive organic solvents that would typically etch or degrade standard laboratory reaction vessels.
- Low Background for Trace Analysis: The high-purity nature of the fluoropolymer material ensures minimal leaching of metallic ions or organic contaminants. This makes the equipment ideal for the most sensitive analytical chemistry and environmental testing procedures where background noise must be kept to an absolute minimum.
- Advanced Thermal Stability: The unit is engineered to withstand extreme temperature fluctuations without losing its structural integrity. It operates reliably from cryogenic levels (-200°C) up to high-temperature digestions at 260°C, providing a broader operational window than most polymer-based alternatives.
- Precision CNC Machined Three-Neck Design: Each neck is precision-machined from a solid block of PTFE to ensure perfect alignment and thread integrity. This configuration allows for the simultaneous use of stirring shafts, condensers, and thermometers while maintaining a secure, leak-proof environment.
- Unbreakable Safety Profile: In high-risk laboratory environments, the unbreakable construction of this unit provides a significant safety advantage. It eliminates the risk of catastrophic failure and exposure to hazardous substances that are common when using fragile glass alternatives.
- Ultra-Smooth Non-Stick Interior: The internal surface of the flask is finished to a mirror-like smoothness. This anti-adhesive property prevents the accumulation of reaction products, ensures maximum recovery of expensive reagents, and allows for simplified cleaning protocols between batches.
- Physiological and Environmental Safety: The equipment is odorless, non-flammable, and resistant to UV degradation. It is physiologically safe for use in pharmaceutical and food-grade applications and can be sterilized using standard steam or dry heat methods without compromising material performance.
- Heavy-Wall Construction for Durability: Designed for industrial longevity, the thick walls of the vessel provide excellent mechanical strength. This robust build quality ensures the unit can handle the weight of heavy stirring motors and complex glassware setups without deforming.
- Customizable Interface Options: The system can be customized with various neck sizes, joint types (such as standard taper or screw threads), and dimensions to fit seamlessly into existing laboratory frameworks or bespoke pilot plant setups.
- Hermetic Sealing Integrity: The caps and joints are designed for a precision fit, ensuring a vacuum-tight seal. This is critical for preventing the escape of volatile organic compounds and protecting sensitive reactions from atmospheric contamination.
Applications
| Application | Description | Key Benefit |
|---|---|---|
| Semiconductor Etching | Handling and mixing of high-purity etching solutions such as hydrofluoric acid and ammonium fluoride. | Zero ionic contamination of sensitive wafer surfaces. |
| Pharmaceutical Synthesis | Multi-step organic reactions involving aggressive catalysts, palladium residues, and corrosive solvents. | Absolute inertness prevents catalyst poisoning and byproduct formation. |
| Environmental Trace Metal Analysis | Digestion of soil, water, and waste samples with concentrated nitric or hydrochloric acid for ICP-MS prep. | Lowest possible detection limits due to low background leaching. |
| Petrochemical Testing | High-temperature distillation and reflux of volatile hydrocarbons and acidic crude oil components. | Superior thermal and chemical stability under continuous load. |
| Fine Chemical Production | Small-batch manufacturing of corrosive specialty chemicals where product purity is the primary metric. | Consistent performance and long service life in harsh conditions. |
| Battery Research | Testing of advanced electrolyte components and lithium salt reactions in a controlled, non-reactive environment. | Full compatibility with reactive lithium chemistries and solvents. |
| Forensic Toxicology | Processing of biological samples using aggressive extraction techniques and organic solvents. | Prevents sample loss due to surface adsorption on the vessel walls. |
| Academic Research | Development of new synthetic methodologies requiring highly customizable and durable reaction vessels. | Flexibility to adapt the three-neck layout for unique experimental setups. |
Technical Specifications
| Parameter | Specification for PL-CP242 |
|---|---|
| Product Item Number | PL-CP242 |
| Material Composition | 100% Virgin High-Purity PTFE (Polytetrafluoroethylene) |
| Vessel Configuration | Three-Neck Vertical (Customizable Layout Available) |
| Nominal Volume Capacity | 2000ml (Standard) / Custom Sizes from 50ml to 50L |
| Operating Temperature Range | -200°C to +260°C (-328°F to +500°F) |
| Chemical Resistance | Full resistance to all acids, bases, and solvents |
| Manufacturing Method | Precision CNC Machining from solid cylindrical stock |
| Neck Joint Types | Standard Taper (ST), Screw Thread, or Flanged (Customizable) |
| Surface Finish (Internal) | Ra < 0.4 µm (Crevice-free) |
| Wall Thickness | Reinforced heavy-wall design for industrial applications |
| Sterilization Compatibility | Autoclave, ETO, and Dry Heat compatible |
| Customization Options | Dimension modification, additional ports, dip tubes, and drainage valves |
Why Choose This Product
- Precision Customization Engineering: Unlike off-the-shelf laboratory supplies, every PL-CP242 unit can be tailored to your specific process requirements. Our end-to-end CNC fabrication capabilities allow for exact neck placement, specialized threading, and custom dimensions to suit your existing infrastructure.
- Premium Material Integrity: We source only the highest grade fluoropolymer resins, ensuring that every vessel possesses the density and molecular weight necessary for maximum chemical resistance and zero porosity.
- Long-Term Operational Consistency: Designed as an investment rather than a consumable, this system offers a significantly lower total cost of ownership compared to glass. Its resistance to breakage and chemical wear ensures it remains a staple of your lab for years of continuous service.
- Expert Industrial Support: KINTEK provides more than just hardware; we offer technical consultation to help procurement and engineering teams select the optimal configuration for complex fluid transfer and reaction challenges.
- Strict Quality Control: Each unit undergoes rigorous inspection to ensure it meets our internal standards for dimensional accuracy and surface finish, guaranteeing that your trace analysis results are never compromised by equipment failure.
For a technical consultation or to request a quote for a custom-engineered reaction vessel tailored to your specific laboratory requirements, please contact our engineering team today.
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Product Datasheet
Laboratory PTFE Three Neck Reaction Flask Corrosion Resistant 2000ml Low Background Fluoropolymer Vessel
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