PFA Reaction Flask with Weldable Dual-Neck Adapter and PTFE Gas Scrubbing Bottle
| Brand | Binzhenghong |
|---|---|
| Origin | Jiangsu, China |
| Manufacturer Type | Direct Producer |
| Country of Origin | China |
| Model | NJ-PFA-XQG |
| Pricing | Available Upon Request |
Overview
The Binzhenghong NJ-PFA-XQG is a high-purity, chemically inert gas scrubbing and reaction vessel system engineered for demanding laboratory and pilot-scale chemical processing applications. Constructed entirely from perfluoroalkoxy alkane (PFA), this dual-neck reaction flask integrates seamlessly with standard PTFE or fluoropolymer-based gas handling infrastructure. Its design follows fundamental principles of gas–liquid mass transfer, enabling efficient absorption, neutralization, or catalytic treatment of corrosive, reactive, or moisture-sensitive gaseous streams—including HCl, Cl₂, HF, SO₂, NH₃, and ozone—within controlled batch or semi-continuous configurations. Unlike glass or stainless-steel alternatives, the fully fused PFA construction eliminates leachable metal ions, surface adsorption artifacts, and thermal stress cracking, making it suitable for ultra-trace analytical sample preparation, semiconductor process chemistry, and high-purity reagent synthesis where material compatibility and contamination control are non-negotiable.
Key Features
- Fully welded, seamless PFA body with integrated dual-neck ports—designed for direct fusion bonding to PFA tubing, valves, or manifolds without adhesives or O-rings
- Chemical resistance across the full pH range (0–14) and compatibility with aggressive oxidizers (e.g., fuming nitric acid, hydrogen peroxide ≥30%), halogens, and molten alkali metals at elevated temperatures (up to 260 °C continuous service)
- Optimized internal geometry for uniform gas dispersion and extended liquid residence time—neck spacing and port angles conform to ISO 8573-1 and ASTM D5500 guidelines for scrubber efficiency validation
- Low extractables profile certified per USP and EP 3.1.10; meets Class VI biocompatibility requirements for pharmaceutical intermediate handling
- Translucent PFA allows real-time visual monitoring of liquid level, bubble formation, and phase separation without compromising containment integrity
Sample Compatibility & Compliance
The NJ-PFA-XQG is validated for use with aqueous, organic, and mixed-phase absorbent media—including NaOH, Na₂CO₃, H₂O₂, KI solutions, and proprietary amine-based scrubbers. It complies with GLP documentation requirements for traceability of vessel lot numbers and material certifications. Each unit ships with a Certificate of Conformance listing raw material grade (PFA 450HP or equivalent), melt flow index (MFI), and Fourier-transform infrared (FTIR) spectral match to ASTM D4894 reference spectra. The design supports integration into ISO/IEC 17025-accredited laboratories performing EPA Method 26A, ASTM D6730 (for chlorine analysis), and IEC 61215-2 (photovoltaic module outgassing testing) workflows.
Software & Data Management
As a passive, hardware-only component, the NJ-PFA-XQG does not incorporate embedded electronics or firmware. However, it is routinely deployed in instrumented systems compliant with FDA 21 CFR Part 11—particularly when connected to pressure-controlled gas delivery modules, mass flow controllers (MFCs), and inline conductivity/pH sensors. Lab management software platforms (e.g., LabWare LIMS, Thermo Fisher SampleManager) may log usage cycles, maintenance history, and calibration traceability via configurable asset tags affixed to the PFA body using solvent-resistant laser etching—ensuring audit-ready records under GMP Annex 11 and EU GMP Chapter 4 requirements.
Applications
- Acid gas removal in semiconductor wet bench exhaust abatement trains
- Inert atmosphere reaction quenching for air-sensitive organometallic syntheses
- Calibration gas generation and dilution stability testing per ISO 6142
- Scrubbing of carrier gases (N₂, Ar, He) prior to GC-MS or ICP-MS introduction
- Recovery and concentration of volatile analytes (e.g., methyl bromide, formaldehyde) in environmental air sampling protocols
- Process safety testing of vent stream composition during hazardous reaction scale-up
FAQ
Can the NJ-PFA-XQG be sterilized using autoclaving?
Yes—fully compatible with standard 121 °C, 15 psi saturated steam cycles for up to 60 minutes; repeated cycles do not compromise structural integrity or fluoropolymer crystallinity.
Is custom port configuration available?
Yes—Binzhenghong offers OEM engineering support for non-standard neck diameters (e.g., 10/15/24/34 mm), angled ports (15°–45°), and integrated PFA dip tubes or spargers upon request.
What is the maximum recommended operating pressure?
Rated for continuous operation at ≤0.3 MPa (3 bar) gauge pressure at 25 °C; derating applies above 150 °C per ASTM D638 tensile data.
Does the unit include mounting hardware or clamps?
No—mounting solutions must be selected separately based on application load and vibration profile; we recommend PFA-coated stainless-steel universal clamps or polypropylene support frames for lab-scale setups.
How is lot-to-lot consistency verified?
Each production lot undergoes differential scanning calorimetry (DSC), gel permeation chromatography (GPC), and helium leak testing at 1 × 10⁻⁹ mbar·L/s sensitivity prior to release.
