Products
Porous Stainless Steel Filter Solvent Inlet Filter PFEK Head HPLC Suction Filter
Uniform Pore Size Distribution
Longevity and Reusability
Mechanical Strength
In High-Performance Liquid Chromatography (HPLC), a solvent inlet filter is a critical component positioned at the entry point of the HPLC system, precisely where the mobile phase (solvent) enters the instrument. Its primary function is to eliminate any particulate matter, debris, or impurities from the solvent before it reaches the chromatographic columns and detector.
The solvent inlet filter safeguards the HPLC system from potential blockages or damage caused by particles that might be present in the solvent, originating from sources like contaminated solvents, dirty sample vials or contaminants in the components of the mobile phase.
If these particles were to pass through the system, they could obstruct the narrow columns or harm sensitive detector components, potentially leading to inaccurate or unreliable results.
The solvent inlet filter prolongs the life of the columns and other parts of the system while ensuring smooth and reliable HPLC analyses by effectively catching and eliminating these undesirable particles. Regular maintenance and replacement of the solvent inlet filter are crucial to ensure optimal performance and accurate results in HPLC analyses.
Products Specifications
Material: Stainless Steel316L with PEEK Head
Filtration Type: Porous
Pore Size: 60μm
Size: 16*32mm
Application: HPLC Suction Filter
Compatibility: Suitable for a wide range of solvents used in HPLC
Advantages

- Chemical Compatibility: Stainless steel is highly resistant to corrosion and chemical reactions with a wide range of solvents and mobile phase components used in HPLC, ensuring no degradation or contamination during filtration.
- Mechanical Strength: Sintered stainless steel filters are mechanically robust and can withstand high pressures in HPLC systems without breaking, crucial for systems operating at high pressures.
- Temperature Resistance: Sintered stainless steel filters can endure elevated temperatures common in HPLC applications without losing filtration efficiency.
- Uniform Pore Size Distribution: Precise control over pore size distribution ensures consistent filtration performance and prevents undesired particle passage.

- Longevity and Reusability: Sintered stainless steel filters have a long lifespan and can be cleaned and reused multiple times, cost-effective for HPLC applications.
- Minimal Adsorption: Stainless steel exhibits minimal adsorption of sample components, essential to avoid sample loss or alteration during filtration.
- Easy Cleaning: Stainless steel filters are easily cleaned and restored to original condition, facilitating system maintenance and reducing downtime.
- Wide Application Range: Versatile sintered stainless steel filters are suitable for various solvents and sample types, ideal for diverse HPLC analyses.
How to clean the HPLC solvent inlet filter?
Cleaning the HPLC inlet filter is a vital maintenance task that helps maintain the system's proper operation and precise analytical outcomes. The cleaning process varies depending on the filter type, but here are general steps for cleaning an HPLC inlet filter:
1. Remove the Filter: If the filter is detachable, carefully take it out from the HPLC system following the TOPTITECH's instructions.
2. Rinse with Solvent: Wash the filter with an appropriate solvent (typically the same solvent used in the mobile phase) to eliminate any remaining sample or contaminants, preventing cross-contamination between different samples.
3. Ultrasonic Bath (Optional): For heavily contaminated or clogged filters, utilize an ultrasonic bath. Place the filter in a suitable container filled with a cleaning solvent and subject it to ultrasonic vibrations to dislodge stubborn particles.
4. Backflushing (If Applicable): Some filters, like guard column cartridges, may allow backflushing. This involves reversing the solvent flow through the filter to dislodge and eliminate trapped particles.
5. Drying: Once cleaned, ensure the filter is entirely dry. Use filtered air or nitrogen to expedite the drying process. Ensure complete drying before reinstallation.
6. Inspect for Damage: While removed, inspect the filter for any damage such as cracks or tears. If problems are found, change the filter.
7. Reinstall: After cleaning and drying, reinstall the filter into the HPLC system according to guidelines.
8. System Check: After reinstallation, conduct a system check and run a blank analysis to confirm proper system function and absence of contaminants.
Features
- Safeguard HPLC system from contamination with UHPLCS Bottom of the Bottle Solvent Filters.
- Flat design ensures efficient draw for optimal performance.
- Constructed from high-quality 100% PEEK / PCTFE polymer and stainless steel.
- Helium sparge port and frit integrated for optional use.
- Includes 60µm filter for effective filtration / OEM Special Pore Size as per lab requirements.
- Stainless steel 60µm inlet filters enhance filter lifespan.
- Protect HPLC equipment investment with UHPLCS Bottom of the Bottle Solvent Filters.
applications
1. Pharmaceutical Industry:
- Drug Development: In pharmaceutical research and development, these filters are used in HPLC systems to analyze compounds, ensure product purity, and meet regulatory standards.
- Quality Control: They play a crucial role in quality control processes by removing impurities and ensuring the accuracy of drug formulations.
2. Biotechnology:
- Protein Purification: Filters are employed in protein purification processes to remove particulates and contaminants, ensuring the purity of biological samples.
- Bioprocessing: Used in bioprocessing applications for the filtration of cell cultures, media, and other biopharmaceutical products.
3. Environmental Analysis:
- Water and Soil Testing: These filters are utilized in environmental laboratories for the analysis of water and soil samples, aiding in the detection of pollutants and contaminants.
- Air Quality Monitoring: Filters are also used in air quality monitoring systems to trap particulate matter and pollutants for analysis.
4. Food and Beverage Industry:
- Quality Assurance: Filters are essential for quality assurance in food and beverage production, ensuring that products meet safety and quality standards.
- Flavor and Fragrance Analysis: Used in HPLC setups for the analysis of flavors, fragrances, and additives in food products.
5. Research Institutions:
- Analytical Chemistry: Researchers in academic institutions utilize these filters in chromatography experiments for the separation and analysis of complex mixtures.
- Material Science: In material science research, filters are used for the filtration of solvents and chemicals in various experiments and analyses.
6. Industrial Laboratories:
- Process Control: Filters are integrated into industrial processes for process control, ensuring the quality and consistency of products.
- Waste Water Treatment: Used in wastewater treatment facilities for the removal of impurities and contaminants from water streams.
Contact us
Tel: 0917-3873009
Phone: +86 18992731201
Email: zhangjixia@bjygti.com
Fax: 0917-3873009
Address: No. 195, Gaoxin Avenue, High-tech Development Zone, Baoji City, Shaanxi, China
Whatsapp: +86 18992731201
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