PTFE(Teflon) Labware
Custom PTFE Flask 250ml High Purity Fluoropolymer Laboratory Vessel for Chemical Research
Item Number : PL-CP243
Price varies based on specs and customizations
- Material
- High-Purity Virgin PTFE
- Temperature Range
- -200°C to +260°C
- Chemical Compatibility
- Universal Inertness
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Product Overview


This high-purity reaction vessel is engineered from premium Polytetrafluoroethylene (PTFE), specifically designed to meet the rigorous demands of modern chemical synthesis and trace analysis. As an indispensable component in laboratories handling aggressive media, the equipment provides an chemically inert environment that prevents sample contamination and withstands extreme thermal conditions. Its robust construction serves as a superior alternative to traditional glassware, particularly in environments where hydrofluoric acid or strong alkalis would compromise structural integrity.
Primarily utilized within the pharmaceutical, semiconductor, and petrochemical industries, this unit excels in applications ranging from boiling acid digestions to complex organic reactions. The specialized design allows for seamless integration with auxiliary laboratory components such as customized funnels and stirring systems, providing a modular solution for diverse experimental setups. By utilizing a high-performance fluoropolymer, the system ensures that even the most sensitive catalysts and reagents remain unaffected by the container's surface chemistry.
Confidence in this equipment stems from a commitment to precision engineering and material excellence. Each vessel undergoes rigorous quality control to ensure a crevice-free internal finish and a perfectly matched sealing interface. Whether used in high-volume industrial testing or specialized academic research, the unit delivers consistent, repeatable results under the most demanding conditions, positioning it as a critical asset for researchers who cannot afford the risks associated with material degradation or cross-contamination.
Key Features
- Universal Chemical Resistance: Fabricated from virgin PTFE, this vessel is virtually inert to all known chemicals, including concentrated acids, powerful bases, and organic solvents, ensuring no reactive interference during critical synthesis processes.
- Exceptional Thermal Stability: The equipment maintains structural integrity across a wide temperature spectrum, from cryogenic levels (-200°C) up to a continuous operating temperature of +260°C, making it suitable for high-heat reflux and low-temperature storage.
- Precision CNC Customization: Utilizing advanced machining capabilities, the system can be tailored with specific neck configurations, port sizes, and internal geometries to accommodate unique stirring paddles, sensors, or specialized filtration funnels.
- Non-Stick Internal Surface: The super-smooth, low-friction interior finish prevents solute adhesion and facilitates easy cleaning, which is vital for maintaining the purity of subsequent batches and reducing the risk of carry-over contamination.
- Heavy-Wall Safety Construction: Designed with thickened walls to provide enhanced mechanical strength, the unit offers superior impact resistance compared to quartz or borosilicate glass, significantly reducing the risk of laboratory accidents.
- Integrated Sealing Technology: The screw-cap and vessel interface are precision-matched to provide a leak-proof seal without the need for secondary gaskets, ensuring volatile compounds are contained even under varying pressure conditions.
- Trace Analysis Grade Purity: The high-purity fluoropolymer construction eliminates the leaching of metallic ions or plasticizers into the sample, making this vessel the gold standard for trace metal analysis and high-purity chemical production.
- Optimized Fluid Dynamics: The internal geometry is engineered to promote efficient mixing when paired with compatible stirring paddles, ensuring uniform temperature distribution and reaction kinetics throughout the 250ml volume.
Applications
| Application | Description | Key Benefit |
|---|---|---|
| Trace Metal Digestion | Preparing environmental and biological samples for ICP-MS analysis using concentrated nitric or hydrofluoric acids. | Zero metallic leaching ensures analytical accuracy. |
| Pharmaceutical Synthesis | Conducting organic reactions involving aggressive catalysts or reagents that attack standard laboratory glass. | Prevents contamination of sensitive API batches. |
| Semiconductor Etching | Handling and mixing of high-purity etching solutions used in wafer fabrication and cleaning processes. | Maintains ultra-high purity levels required for sub-micron nodes. |
| Petrochemical Testing | Testing of crude oil and refined products involving corrosive sulfur compounds and high-temperature distillations. | Exceptional durability in harsh hydrocarbon environments. |
| Electrochemical Research | Serving as a reaction chamber for electrolyte testing where glass-based silicon leaching must be avoided. | Stable electrochemical window and material inertness. |
| Custom Reactor Prototyping | Serving as the base vessel for specialized micro-channel or reflux systems in R&D environments. | Ease of custom machining for specific port requirements. |
| Cryogenic Storage | Storing highly reactive liquefied gases or samples at liquid nitrogen temperatures for long-term stability. | Material remains ductile and crack-resistant at low temperatures. |
Technical Specifications
| Parameter Group | Specification Attribute | Value for Item PL-CP243 |
|---|---|---|
| Core Material | Primary Composition | Virgin High-Purity PTFE |
| Specific Gravity | 2.10 - 2.20 g/cc | |
| Thermal Properties | Maximum Operating Temp | 260°C (500°F) |
| Melting Point | 327°C (621°F) | |
| Heat Deflection Temp | 120°C (248°F) at 66 psi | |
| Mechanical Data | Tensile Strength | 2990 - 4970 psi |
| Flexural Strength | 2490 psi | |
| Hardness (Shore D) | 55D | |
| Coefficient of Friction | 0.110 (Static) | |
| Physical Properties | Nominal Volume | 250ml (Customizable) |
| Water Absorption | < 0.01% (24-hour immersion) | |
| Dielectric Constant | 2.1 | |
| Customization Options | Neck Configuration | Single/Multi-port (Customizable) |
| Peripheral Compatibility | Funnels, Stirring Paddles, Sensors | |
| Fabrication Method | High-Precision CNC Machining |
Why Choose This Product
Choosing this high-performance fluoropolymer vessel represents an investment in laboratory safety and analytical precision. Unlike mass-produced alternatives, our vessels are crafted with an uncompromising focus on material purity and mechanical robustness. The use of virgin PTFE ensures that there are no recycled fillers that could compromise chemical resistance or introduce impurities into your process. This makes the system ideal for the most sensitive industrial applications where failure is not an option.
Our engineering capabilities set us apart; we do not simply provide a container, but a customizable platform. Whether your process requires a specific thread pitch for a custom funnel or a unique internal baffle design for optimized stirring, our end-to-end CNC fabrication ensures the final product meets your exact technical drawings. This level of customization allows procurement teams to source bespoke solutions that integrate perfectly with existing infrastructure, reducing the need for costly adapters or workarounds.
Furthermore, the long-term cost-to-performance ratio of this unit is significantly higher than that of glass or lower-grade plastics. The durability of the heavy-wall construction ensures a long service life even with daily exposure to aggressive cleaning cycles and thermal fluctuations. By choosing KINTEK, you are partnering with a manufacturer that possesses deep expertise in fluoropolymer science and industrial fabrication, ensuring you receive a product that is as reliable as it is precise.
For customized dimensions, specific port configurations, or volume-based pricing for your specific project requirements, please contact our technical sales team today for a comprehensive quote.
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Product Datasheet
Custom PTFE Flask 250ml High Purity Fluoropolymer Laboratory Vessel for Chemical Research
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