Introduction
A filtration unit with a flask is a filtration setup used for the vacuum filtration of the liquids and the suspensions, consisting of a filtration unit and a flask, and it is used in the chemistry, the biology, the pharmaceutical, and the many other laboratories. The filtration unit with a flask consists of a filter funnel with the fritted disc or the membrane filter, a clamp, and a vacuum filtration flask, which is connected to a vacuum source, and it filters the sample by the application of the vacuum, which draws the liquid through the filter, retaining the solids on the filter; the filtration unit with a flask is used for the filtration of the precipitates, for the filtration of the suspensions, for the collection of the solids, for the clarification of the solutions, for the sterilization of the solutions, and for many other applications, and it is available in various sizes and configurations; the filtration unit with a flask provides an efficient and a convenient filtration, and it is an essential equipment for the laboratory filtration. Filtration units with flasks are used in the chemistry laboratories, in the biology laboratories, in the pharmaceutical industry, in the research, and for many other applications. With their vacuum filtration, filtration units with flasks are essential for the efficient filtration.
Filtration unit with Flask LFUF-T2011
Filtration unit with Flask assembly consist of 300 ml funnel, filter head, 1000 ml receiving flask, clamp of anodized aluminum, stainless steel lid, rubber tube (0.8 mm), and a tube conn...
Filtration unit with Flask LFUF-T2010
Filtration unit with Flask assembly consist of 500 ml funnel, filter head, 2000 ml receiving flask, clamp of anodized aluminum, stainless steel lid, rubber tube (0.8 mm), and a tube conn...
Standards
ISO 7704:1985-Water quality-Evaluation of membrane filters used for microbiological analyses
Complies with the above standards, but is not limited to them.
Features
1. Filtration unit with flask for vacuum filtration of liquids in laboratory applications.
2. Includes filter funnel, flask, vacuum connection and support for complete filtration setup.
3. Suitable for chemical, biological, pharmaceutical, food and environmental laboratories.
4. Borosilicate glass construction for chemical resistance and visibility.
5. Supports particulate removal, sterilization, sample preparation and solvent filtration.
FAQ
Q1: What testing scenarios is this unit mainly applied to?
A: The filtration unit with flask is used in chemical, biological, pharmaceutical, food, environmental and analytical laboratories to perform vacuum filtration of liquids for particulate removal, sterilization, sample clarification, solvent purification and sample preparation. It supports filtration of particle-laden solutions, sterile filtration of media and reagents, removal of precipitates from chemical reactions, environmental water sample filtration, HPLC mobile phase preparation, and general laboratory liquid clarification. The complete setup with filter funnel, receiving flask and vacuum connection provides a simple, effective system for routine filtration. It is essential for any laboratory requiring liquid filtration for sample preparation, particulate removal, sterilization, clarification or analytical sample processing, where efficient separation of solids from liquids is critical for analytical accuracy, sample purity, experimental success and downstream processing in chemical, biological, pharmaceutical, food and environmental applications.
Q2: What standards does the unit comply with?
A: The glass components comply with ISO 3585 and ASTM E438 for borosilicate laboratory glassware. The filtration unit follows relevant laboratory equipment standards. Sterile filtration applications follow applicable pharmacopoeial and microbiological standards. Users should verify filter membrane compatibility with the sample and application.
Q3: What is the warranty period for the whole machine and key components?
A: The support stand, clamp and vacuum connection are covered by a 12-month warranty. The glass flask, funnel and tubing are glassware or consumables not covered against breakage. Filter membranes are consumables excluded from warranty. Damage from improper assembly, overpressure or thermal shock is excluded.
Q4: Is this device difficult to operate? Is professional training required?
A: Operation requires basic training in vacuum filtration technique and glassware handling. We provide an operation manual and remote guidance. Proper assembly, filter selection, vacuum control and sample handling are important for effective filtration and safety.
Q5: What is the typical lead-time for order delivery?
A: Standard models require 7-30 working days. In-stock units can ship within 3-7 working days. Custom configurations or large built-to-order systems may require additional time, and we confirm the exact schedule before order confirmation.
Q6: Is regular maintenance required? What is the recommended calibration cycle?
A: Glassware inspection for cracks or damage before each use. Vacuum connection and tubing checked for leaks. Filter membranes replaced per application. Support stand and clamp inspected periodically. No formal metrological calibration is typically required.
Q7: Are supporting consumables universal?
A: Filter membranes, filter paper, tubing and vacuum pumps are available from multiple laboratory suppliers, though compatibility with the funnel size should be verified. Long-term consumable cost is low to moderate depending on filtration volume and filter type.
Q8: Can I customize parameters or supporting accessories?
A: Customization includes flask size, funnel type (Buchner, Hirsch, membrane), filter size and material, and support configuration. Additional flasks, funnels, filters and vacuum pumps can be ordered separately. Custom orders extend delivery lead-time.
Q9: Does the purchase include on-site installation and commissioning service?
A: No complex installation is required beyond assembly and vacuum connection. The package includes the filtration unit and instruction manual. On-site service is not included for this type of laboratory glassware setup.
Q10: What types of samples are compatible with this equipment?
A: The filtration unit filters aqueous and organic solutions within the chemical resistance of the glass and filter membrane. Highly corrosive solutions may require special filter membrane material. Very fine particles may require appropriate membrane pore size. Hot solutions should be cooled or use appropriate heat-resistant glassware. Users should select the appropriate filter type and pore size for the application, ensure proper assembly to prevent leaks, control vacuum to avoid filter rupture or glass implosion, use appropriate personal protective equipment for glassware under vacuum, and inspect glassware for damage before each use. The receiving flask should be appropriate for vacuum use to prevent implosion.
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