Separatory Funnels & Burettes
Custom PTFE Constant Pressure Separatory Funnel 100ml Fluoropolymer Labware for Corrosive Chemical Transfer
Item Number : PL-CP98
Price varies based on specs and customizations
- Material
- High-Purity Virgin PTFE
- Thermal Range
- -200°C to +260°C
- Configuration
- Fully Customizable Dimensions & Joints
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Product Overview

This high-performance laboratory instrument is a specialized solution for controlled liquid-to-liquid extractions and precise reagent addition in environments where standard borosilicate glass fails to meet chemical or physical demands. Engineered from high-purity virgin polytetrafluoroethylene (PTFE), this system provides an inert path for the most aggressive solvents, acids, and bases. The constant pressure design incorporates a pressure equalization arm, ensuring a consistent flow rate regardless of internal pressure fluctuations, which is critical for sensitive chemical syntheses and standardized laboratory procedures.
Primarily utilized in semiconductor manufacturing, pharmaceutical development, and advanced material research, the equipment serves as a cornerstone for handling hydrofluoric acid, concentrated alkalis, and ultra-pure organic solvents. Its robust construction makes it ideal for pilot plants and industrial R&D laboratories where experimental repeatability and sample integrity are non-negotiable. By eliminating the risk of breakage and contamination inherent in glass alternatives, this unit offers a safer and more cost-effective long-term investment for high-stakes chemical processing.
Built with professional-grade engineering standards, the unit guarantees exceptional reliability under demanding conditions. Whether used as a standalone addition vessel or integrated into a complex reaction assembly with matching flasks, it maintains its structural and chemical integrity across a wide thermal spectrum. The precision-machined components reflect a commitment to industrial excellence, providing procurement teams and lead researchers with the confidence that their fluid transfer processes are backed by superior material science and manufacturing precision.
Key Features
- Superior Chemical Inertness: Fabricated entirely from premium-grade PTFE, this system is resistant to almost all chemical reagents, including aqua regia and hydrofluoric acid, ensuring zero contamination of sensitive samples and maintaining structural integrity in the harshest environments.
- Precision Pressure Equalization: The integrated equalization tube balances internal pressure between the upper reservoir and the receiving vessel, allowing for a continuous, gravity-driven dropwise addition without the need to open the top stopper, which is vital for maintaining inert atmospheres.
- Advanced CNC Machined Finish: Every component is crafted using state-of-the-art CNC fabrication techniques, resulting in high-precision joints and a smooth internal surface finish that facilitates complete drainage and simplifies the cleaning process.
- Grease-Free Operation: The naturally self-lubricating properties of the fluoropolymer material allow the stopcock and joints to operate smoothly without the need for vacuum grease, effectively eliminating a common source of sample contamination in analytical chemistry.
- Exceptional Thermal Stability: Designed to operate consistently from cryogenic temperatures as low as -200°C up to a continuous service temperature of +260°C, making it suitable for both exothermic reactions and refrigerated storage.
- Robust Durability and Safety: Unlike traditional glassware, this fluoropolymer unit is virtually unbreakable and shatterproof, significantly reducing the risk of hazardous spills and laboratory accidents while lowering the total cost of ownership through extended service life.
- Full Customization Capability: The design is fully adaptable to specific workflow requirements, allowing for custom capacities beyond the standard 100ml, specialized joint types (threaded or tapered), and integration with various flask configurations.
- High-Purity Material Sourcing: We use only virgin PTFE with no recycled fillers, ensuring the lowest possible extractable and leachable profile, which is essential for trace metal analysis and semiconductor-grade chemical handling.
- Precision Flow Control: The high-tolerance stopcock assembly provides fine-tuned control over flow rates, enabling researchers to achieve exact volumetric additions for complex titration or synthesis tasks.
- Seamless System Integration: Designed to be compatible with a wide range of laboratory setups, the unit can be easily paired with custom PTFE flasks and reaction vessels to create a completely inert closed-loop environment.
Applications
| Application | Description | Key Benefit |
|---|---|---|
| Semiconductor Etching | Controlled delivery of hydrofluoric acid and etching mixtures during wafer cleaning and preparation processes. | High purity and HF resistance prevents contamination and equipment degradation. |
| Pharmaceutical Synthesis | Addition of reactive intermediates in drug formulation where metal ions or glass-leachables must be avoided. | Ensures pharmaceutical-grade purity by eliminating leachables and grease contamination. |
| Trace Metal Analysis | Preparation and separation of samples for ICP-MS or AAS where standard glass would introduce background silica or boron. | Ultra-low extractable profile ensures accurate measurement of trace elements. |
| Battery Research | Handling of corrosive electrolytes and lithium-ion battery precursors in a moisture-sensitive, inert environment. | Constant pressure mechanism allows for addition within gloveboxes or sealed reaction lines. |
| Petrochemical Testing | Separation of aggressive hydrocarbon fractions and organic acids under varying temperature conditions. | Thermal and chemical robustness handles diverse organic solvents without swelling or degrading. |
| Fine Chemical Production | Precise dropwise addition of catalysts or reagents in pilot-scale batch reactors. | Precision flow control ensures reaction stoichiometry and safety during exothermic events. |
| Aerospace Materials | Synthesis of specialized polymers and resins involving highly reactive fluorinated or chlorinated precursors. | Robust construction withstands the aggressive nature of advanced chemical precursors. |
| Environmental Monitoring | Liquid-to-liquid extraction of pollutants from soil or water samples using concentrated organic solvents. | Non-stick surface ensures maximum recovery of analytes and easy decontamination between runs. |
Technical Specifications
| Parameter | Specification Details for PL-CP98 Series |
|---|---|
| Product Identifier | PL-CP98 |
| Material Composition | 100% Virgin High-Purity PTFE (Polytetrafluoroethylene) |
| Standard Capacity | 100ml (Baseline Model) |
| Customization Scope | Fully Customizable (Dimensions, Volumes, Port Configurations) |
| Pressure Balance Type | Constant Pressure with Integrated Equalization Tube |
| Operating Temperature Range | -200°C to +260°C (-328°F to +500°F) |
| Joint Compatibility | Customizable to Standard Taper (ST) or Threaded Connections |
| Stopcock Design | High-Precision PTFE Plug with Variable Orifice Control |
| Chemical Resistance | Universal (Except molten alkali metals and certain fluorinated agents at high temp) |
| Cleaning Compatibility | Autoclavable; Resistant to ultrasonic cleaning and aggressive detergents |
| Fabrication Method | Full CNC Precision Machining and Custom Assembly |
| Surface Finish | Low Porosity, Non-Wetting, High-Density PTFE |
Why Choose PL-CP98
- Bespoke Engineering Focus: We specialize in moving beyond "off-the-shelf" limitations. This system is not just a catalog item but a customizable platform that can be tailored to the exact dimensions, capacities, and joint configurations required by your specific laboratory infrastructure.
- Uncompromising Material Quality: By focusing exclusively on high-performance fluoropolymers, we ensure that every unit delivers the maximum possible resistance to chemical attack and thermal stress, far outperforming commodity labware in rigorous industrial settings.
- CNC-Backed Precision: Our end-to-end custom CNC fabrication capabilities mean that every valve, joint, and tube is manufactured to tight tolerances, ensuring leak-free performance and perfect integration with your existing PTFE flasks and reaction setups.
- Proven Operational Consistency: Designed for the long haul, our products are engineered to provide reliable service over years of heavy use, maintaining their non-stick properties and mechanical strength even after repeated exposure to aggressive chemicals.
- Expert Technical Support: We provide more than just equipment; we provide laboratory solutions. Our team is equipped to assist with complex non-standard machined parts and bespoke setup designs to optimize your fluid transfer workflows.
Our commitment to precision manufacturing and material excellence ensures that your critical processes remain uncompromised. Contact us today to discuss your specific requirements or to request a quote for a custom-configured PTFE solution tailored to your application.
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Product Datasheet
Custom PTFE Constant Pressure Separatory Funnel 100ml Fluoropolymer Labware for Corrosive Chemical Transfer
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