LPS is dedicated to providing affordable laboratory filtration supplies to meet the needs of researchers and scientists around the world. Our range of products includes high-quality cellulose, glass fiber, paper and other membrane filters, syringe and bottletop filters, thimbles, and systems that are designed to help you achieve accurate and reliable results in your experiments.

Our products are available in various sizes and materials to suit your specific requirements. Whether you are conducting research in a university laboratory, performing testing at a pharmaceutical company, or carrying out experiments in a biotech start-up, we have the laboratory filtration supplies you need to get the job done.  Contact us for assistance in finding the ideal materials for your application.

Filtration

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  1. Hydrophilic Nylon membrane, NON-STERILE, 0.45 micron, 25mm diameter, PK100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 7404-002 Pall Equivalent: 66607 Millipore Equivalent: HNWP02500 MFS/Advantec Equivalent: N045A025A (100 per PK )
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    was $64.44 Special Price $45.83
  2. 1000mL Polypropylene Bottle Top Filter, PTFE Filter Material, 0.45um, 90mm, Non-sterile, CS12
    Manufacturer: CELLTREAT Scientific Products
    Fits on standard GL 45 threaded glass vacuum bottles Excellent chemical resistance offered with polypropylene housing as compared to polystyrene High temperature range of 4°C to 37°C is suitable for many applications Hydrophilic nylon membrane has excellent chemical compatibility with esters, bases and alcohols, and does not require pre-wetting Hydrophobic PTFE membrane has excellent temperature resistance and is useful for clarifying aqueous samples as well as strong acid and alkali solvent filtration Non-sterile (12 per CS)
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    was $240.00 Special Price $174.27
  3. Diamond PureFlow Vacuum Filter System, 150mL, PES Membrane, 0.22μm Porosity, STERILE, Individually Wrapped
    Manufacturer: Globe Scientific
    Diamond PureFlow Vacuum Filter System, 150mL, PES Membrane, 0.22μm Porosity, STERILE, Individually Wrapped (12 per CS)
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    was $155.50 Special Price $113.39
  4. Quartz microfiber, 2.4cm diameter, high purity (SiO2) microfiber filters , binderless, 1000°C+ temperature - 100/pk, PK100
    Manufacturer: I W Tremont
    Glass microfiber filters offered in this product range are produced from 100% borosilicate glass microfiber without the use of binders or strengthening agents. These filters offer many advantages in a wide range of analytical applications. The fibers used to manufacture these depth filters are smooth and uniform. This permits their characteristically high flow rates while allowing retention of exceptionally small particles and high load capacity. These characteristics are particularly important in applications involving high concentrations of particulate or gelatinous substances. In choosing the appropriate filter for a specific application, careful consideration should be given to the physical form and concentration of the material to be captured by the filter. (100 per PK )
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    was $59.03 Special Price $52.34
  5. HEPA filter for MY-PCR32
    Manufacturer: Mystaire
    HEPA filter for MY-PCR32 (1 per EA )
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    $385.00
  6. NanoGF™ Binderless Grade A-83 glass fiber filter media, 0.5micron retention, 5.5cm diameter - 100/pk, PK100
    Manufacturer: I W Tremont
    This new grade has a particle retention of 0.5µm. It has >20x loading capacity of an equivalent porosity MCE, CN, ePTFE or PVDF membrane and >15x the flow rate. Back pressure is nearly non-existent in comparison to surface membranes. Chemically inert, pure binderless borosilicate glass with no sizing additives or other surfactants. Low background noise in LC/GC/MS and very low extractables in presence of aggressive solvents. MFS/Advantec Equivalent: GC-50 55MM (100 per PK )
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    was $119.15 Special Price $113.01
  7. Grade D cut 2.5cm diameter - 100/pk Binderless glass microfiber filter media, PK100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 1823-025 Pall Equivalent: 66220 Millipore Equivalent: APFD 024 00 Ahlstrom Equivalent: 1410-0250 Sartorius: FT-3-1104-025 (100 per PK )
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    was $25.00 Special Price $22.83
  8. Grade A cut 3.5cm diameter - 100/pk Binderless glass microfiber filter media, PK100
    Manufacturer: I W Tremont
    Glass microfiber filters offered in this product range are produced from 100% borosilicate glass microfiber without the use of binders or strengthening agents. These filters offer many advantages in a wide range of analytical applications. The fibers used to manufacture these depth filters are smooth and uniform. This permits their characteristically high flow rates while allowing retention of exceptionally small particles and high load capacity. These characteristics are particularly important in applications involving high concentrations of particulate or gelatinous substances. In choosing the appropriate filter for a specific application, careful consideration should be given to the physical form and concentration of the material to be captured by the filter. (100 per PK )
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    was $21.58 Special Price $19.68
  9. Syringe Filter, PVDF Hydrophilic Membrane, 0.45μm Porosity, 30mm Diameter, PP Housing, STERILE, Individually Wrapped
    Manufacturer: Globe Scientific
    Syringe Filter, PVDF Hydrophilic Membrane, 0.45μm Porosity, 30mm Diameter, PP Housing, STERILE, Individually Wrapped (50 per PK)
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    was $157.10 Special Price $114.56
  10. Sterile GF Syringe Filters, 0.70(μm), 13(mm), 100 pack, POUCH100
    Manufacturer: I W Tremont
    HydroBlokr™ functions via use of proprietarily designed, multi-layered series of membranes placed within an ultrasonically welded device which creates a check-valve effect when wet. The functional membrane within the series immediately reacts in presence of aqueous solution by stopping and blocking further passage1 . The materials create a highly retentive pore structure which helps protect the user environment2 . The extraordinarily high flow rates compared to other simple hydrophobic barrier filters creates a high-flow, less restrictive path for vacuum and positive pressure to pass. Unlike simple hydrophobic barrier filters, once HydroBlokr™ is wetted it halts operation and locks out further usage until replaced. No further aspiration is possible, thus helping to protect your sample3 and making it plainly obvious the filter has become wet and replacement is necessary. (100 per PK )
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    was $261.37 Special Price $208.31
  11. Nonsterile GF Syringe Filters, 0.70(μm), 13(mm), 100 pack, POUCH100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 6825-1307 (100 per PK )
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    was $138.42 Special Price $110.17
  12. Autofil® Sterile Disposable Bottle Top Vacuum Filters with 0.2um Sterilizing PES Membrane, 250mL, 24/CS
    Manufacturer: Foxx Life Sciences
    Autofil® Sterile Disposable Bottle Top Vacuum Filters with 0.2um Sterilizing PES Membrane, 250mL, 24/CS (24 per CS )
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    was $253.64 Special Price $200.66
  13. EZFlow® PES Membrane Filters, 0.45um, 90mm Diameter Filter Discs, Non-Sterile, 25/PK
    Manufacturer: Foxx Life Sciences
    EZFlow® PES Membrane Filters, 0.45um, 90mm Diameter Filter Discs, Non-Sterile, 25/PK (25 per PK )
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    was $135.99 Special Price $107.57
  14. Autofil® Sterile Disposable Bottle Top Vacuum Filter Units with 0.1um PES Membrane for Mycoplasma Removal, 250mL, 12/CS
    Manufacturer: Foxx Life Sciences
    Autofil® Sterile Disposable Bottle Top Vacuum Filter Units with 0.1um PES Membrane for Mycoplasma Removal, 250mL, 12/CS (12 per CS )
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    was $206.44 Special Price $163.31
  15. 500 mL Vacuum Filtration, 0.45 μm, PES, Sterile, 1/pk, 12/cs
    Manufacturer: Nest Scientific
    High flow rates and high throughput Precise graduation on the bottle wall Various specifications:Membrane materials include: PES, PVDF CA MCE ; Volume: 250ml 500ml and 1000ml Low protein binding Gamma-ray sterilization Filter diameter: 250ml volume for the 50mm membrane diameter 500ml volume for the 90mm membrane diameter. The design of hose connector is adaptable to various hose diameters. Light weight and firm outer wall structure, easy to grasp" (12 per CS )
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    was $184.30 Special Price $164.48
  16. 6-Branch Stainless Steel Manifold INCl 6 X 300 ml Stainless Steel Filter CuPS
    Manufacturer: GVS North America
    6-Branch Stainless Steel Manifold INCl 6 X 300 ml Stainless Steel Filter CuPS (1 per EA )
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    was $11,303.92 Special Price $9,066.69
  17. 500mL Filter System, PES Filter Material, 0.45μm, 90mm, Sterile, CS12
    Manufacturer: CELLTREAT Scientific Products
    Improved filter support provides faster flow rates Easy-to-read molded graduation marks on bottle top filter Curved bottle design for easy handling Larger membrane diameter for 250 & 500mL filters increases flow and reduces clogs for faster filtration 90mm diameter of 500mL membrane has 44% more filtration area than standard 75mm - Larger area, same price Angled hose barb adapter fits three size hose diameters and prevents the filter from tipping Printed lot number and expiration date on every bottle top Bold easy-to-read printed membrane and pore size for easy identification Polyethersulfone (PES) membrane is useful for high flow and low binding Nylon (PA) membrane has excellent chemical compatibility and does not require pre-wetting 0.22µm PES membrane is the first choice for sterile filtration of cell culture media 0.10µm PES membrane ideal for mycoplasma removal 0.45µm PES membrane ideal for solution clarification (12 per CS)
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    was $253.00 Special Price $172.81
  18. 3-Branch Stainless Steel Manifold INCl. 3 X 500 ml Stainless Steel Filter CuPS
    Manufacturer: GVS North America
    3-Branch Stainless Steel Manifold INCl. 3 X 500 ml Stainless Steel Filter CuPS (1 per EA )
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    was $6,872.59 Special Price $5,512.39
  19. Hydrophilic Nylon membrane, NON-STERILE, 0.45 micron, 142mm diameter, PK25
    Manufacturer: I W Tremont
    Pall Equivalent: 66610 MFS/Advantec Equivalent: N045A142C (25 per PK )
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    was $135.89 Special Price $96.64
  20. Disc 47mm PTFE 0.5µ 100/Pk
    Manufacturer: GVS North America
    Disc 47mm PTFE 0.5µ 100/Pk (100 per PK )
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    was $221.97 Special Price $178.04
  21. Sterile PES Syringe Filters, 0.22(μm), 13(mm), GF prefilter, 100 pack, POUCH100
    Manufacturer: I W Tremont
    HydroBlokr™ functions via use of proprietarily designed, multi-layered series of membranes placed within an ultrasonically welded device which creates a check-valve effect when wet. The functional membrane within the series immediately reacts in presence of aqueous solution by stopping and blocking further passage1 . The materials create a highly retentive pore structure which helps protect the user environment2 . The extraordinarily high flow rates compared to other simple hydrophobic barrier filters creates a high-flow, less restrictive path for vacuum and positive pressure to pass. Unlike simple hydrophobic barrier filters, once HydroBlokr™ is wetted it halts operation and locks out further usage until replaced. No further aspiration is possible, thus helping to protect your sample3 and making it plainly obvious the filter has become wet and replacement is necessary. (100 per PK )
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    was $320.65 Special Price $255.57
  22. Grade F cut 3.7cm diameter - 100/pk Binderless glass microfiber filter media, PK100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 1825-037 Millipore Equivalent: APFF 037 00 MFS/Advantec Equivalent: GF7537MM (100 per PK )
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    was $72.19 Special Price $35.96
  23. Grade E cut 15.0cm diameter - 100/pk Binderless glass microfiber filter media, PK100
    Manufacturer: I W Tremont
    Ahlstrom Equivalent: 1610-1500 MFS/Advantec Equivalent: GC50150MM (100 per PK )
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    was $106.14 Special Price $102.34
  24. EZFlow® Non-Sterile Hydrophilic PTFE Syringe Filters, 0.22um Pore Size Membrane for Prefiltration and Sample Prep, 13mm, 100/PK
    Manufacturer: Foxx Life Sciences
    EZFlow® Non-Sterile Hydrophilic PTFE Syringe Filters, 0.22um Pore Size Membrane for Prefiltration and Sample Prep, 13mm, 100/PK (100 per PK )
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    was $206.71 Special Price $163.53
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