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.

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  1. 6-Branch Stainless Steel Manifold, Suitable For GVS Analytical Funnel And Monitors 47mm
    Manufacturer: GVS North America
    6-Branch Stainless Steel Manifold, Suitable For GVS Analytical Funnel And Monitors 47mm (1 per EA )
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    was $7,599.27 Special Price $6,095.25
  2. Filter, Roll, CA, 1.2µ, 30cm X 3M
    Manufacturer: GVS North America
    Filter, Roll, CA, 1.2µ, 30cm X 3M (1 per EA )
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    was $337.20 Special Price $270.46
  3. Quartz microfiber, 5.0cm diameter, high purity (SiO2) microfiber filters , binderless, 1000°C+ temperature - 100/pk, PK100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 1851-050 MFS/Advantec Equivalent: QR10050MM Sartorius: Q3400--50------G Environmental Express (CP) Equivalent: FQ047MM (100 per PK )
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    was $141.22 Special Price $125.24
  4. Sterile Nylon Syringe Filters, 0.45(μm), 25(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 $420.23 Special Price $334.95
  5. Grade TSS cut to 3.5cm diameter - 100/pk Binderless glass microfiber for determination of total suspended solids, PK100
    Manufacturer: I W Tremont
    Pall Equivalent: 61654 Environmental Express (CP) Equivalent: FG85032MM (100 per PK )
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    was $17.08 Special Price $16.02
  6. Grade F cut 11.0cm diameter - 100/pk Binderless glass microfiber filter media, PK100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 1825-110 Ahlstrom Equivalent: 1510-1100 MFS/Advantec Equivalent: GF75110MM Sartorius: FT-3-1105-110 Environmental Express (CP) Equivalent: FG75110MM (100 per PK )
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    was $171.76 Special Price $121.58
  7. EZFlow® Sterile Cellulose Acetate (CA) Syringe Filters, 0.45um Membrane for Clarification or Prefiltration, 25mm, 100/PK
    Manufacturer: Foxx Life Sciences
    EZFlow® Sterile Cellulose Acetate (CA) Syringe Filters, 0.45um Membrane for Clarification or Prefiltration, 25mm, 100/PK (100 per PK )
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    was $290.10 Special Price $229.51
  8. Glass Fiber Filter Disk, Prefilter, Binder Free, 1.0µm, 70mm, Sterile, CS50
    Manufacturer: CELLTREAT Scientific Products
    Glass Fiber Filter Disks are an ideal prefilter to prevent clogging when filtering viscous or particulate-laden solutions with CELLTREAT Scientific Products Filter Systems and Bottle Top Filters (see page 62 - 63) Increase filtration speed by removing larger particles prior to sterilizing filtration Packaged sterile, individually wrapped (50 per CS)
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    was $130.00 Special Price $89.69
  9. Diamond PureFlow Vacuum Filter System, 150mL, PES Membrane, 0.45μm Porosity, STERILE, Individually Wrapped
    Manufacturer: Globe Scientific
    Diamond PureFlow Vacuum Filter System, 150mL, PES Membrane, 0.45μm Porosity, STERILE, Individually Wrapped (12 per CS)
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    was $155.50 Special Price $113.39
  10. Filter, Disk, PETE, 0.8µ, 90mm, 30/Pk
    Manufacturer: GVS North America
    Filter, Disk, PETE, 0.8µ, 90mm, 30/Pk (30 per PK )
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    was $109.32 Special Price $87.69
  11. EZFlow® PES Membrane Filters, 0.45um, 25mm Diameter Filter Discs, Non-Sterile, 50/PK
    Manufacturer: Foxx Life Sciences
    EZFlow® PES Membrane Filters, 0.45um, 25mm Diameter Filter Discs, Non-Sterile, 50/PK (50 per PK )
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    was $290.10 Special Price $229.51
  12. Syringe Filter, PTFE Hydrophobic Membrane, 0.45μm Porosity, 30mm Diameter, PP Housing, Non-sterile, Bulk Packed
    Manufacturer: Globe Scientific
    Syringe Filter, PTFE Hydrophobic Membrane, 0.45μm Porosity, 30mm Diameter, PP Housing, Non-sterile, Bulk Packed (100 per PK)
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    was $264.00 Special Price $192.50
  13. Syringe Filter, PVDF Hydrophobic Membrane, 0.45μm Porosity, 30mm Diameter, PP Housing, Non-sterile, Bulk Packed
    Manufacturer: Globe Scientific
    Syringe Filter, PVDF Hydrophobic Membrane, 0.45μm Porosity, 30mm Diameter, PP Housing, Non-sterile, Bulk Packed (100 per PK)
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    was $221.30 Special Price $161.36
  14. Syringe Filter, Nylon Membrane, 0.45μm Porosity, 30mm Diameter, PP Housing, STERILE, Individually Wrapped
    Manufacturer: Globe Scientific
    Syringe Filter, Nylon 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
  15. Syringe Filter, PTFE Hydrophilic Membrane, 0.45μm Porosity, 30mm Diameter, PP Housing, Non-sterile, Bulk Packed
    Manufacturer: Globe Scientific
    Syringe Filter, PTFE Hydrophilic Membrane, 0.45μm Porosity, 30mm Diameter, PP Housing, Non-sterile, Bulk Packed (1000 per CS)
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    was $2,373.50 Special Price $1,730.67
  16. Syringe Filter, PTFE Hydrophilic Membrane, 0.22μm Porosity, 13mm Diameter, PP Housing, Non-sterile, Bulk Packed
    Manufacturer: Globe Scientific
    Syringe Filter, PTFE Hydrophilic Membrane, 0.22μm Porosity, 13mm Diameter, PP Housing, Non-sterile, Bulk Packed (1000 per CS)
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    was $1,501.30 Special Price $1,094.70
  17. EZlabpure™ Polypropylene (PP) Syringe Filters, 0.45 µm Pore Size Membrane for Prefiltration and Sample Prep, 25 mm, Non-Sterile,100/PK
    Manufacturer: Foxx Life Sciences
    EZlabpure™ Polypropylene (PP) Syringe Filters, 0.45 µm Pore Size Membrane for Prefiltration and Sample Prep, 25 mm, Non-Sterile,100/PK (100 per 00 )
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    was $109.30 Special Price $102.19
  18. Grade A cut 2.4cm diameter - 100/pk Binderless glass microfiber filter media, PK100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 1820-024 Millipore Equivalent: APFA 024 00 Ahlstrom Equivalent: 1110-0240 MFS/Advantec Equivalent: GA5524MM (100 per PK )
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    was $21.58 Special Price $19.68
  19. 934-AH ® cut 11.0cm diameter - 100/pk Binderless glass microfiber filter media, PK100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 1827-110 Ahlstrom Equivalent: 1610-1100 MFS/Advantec Equivalent: GC50110MM Sartorius: FT-3-01147-110 (100 per PK )
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    was $167.13 Special Price $166.23
  20. Sterile Nylon, 0.22 (µm), 30 (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 $273.92 Special Price $218.33
  21. Nonsterile PES, 0.45 (µm), 17 (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 $163.91 Special Price $130.43
  22. NanoGF™ Binderless Grade A-83 glass fiber filter media, 0.5micron retention, 12.5cm 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 125MM (100 per PK )
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    was $211.40 Special Price $200.52
  23. Syringe Filter, MCE Membrane, 0.22μm Porosity, 13mm Diameter, PP Housing, STERILE, Individually Wrapped
    Manufacturer: Globe Scientific
    Syringe Filter, MCE Membrane, 0.22μm Porosity, 13mm Diameter, PP Housing, STERILE, Individually Wrapped (50 per PK)
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    was $78.70 Special Price $57.38
  24. Syringe Filter, CA Membrane, 0.45μm Porosity, 13mm Diameter, PP Housing, STERILE, Individually Wrapped
    Manufacturer: Globe Scientific
    Syringe Filter, CA Membrane, 0.45μm Porosity, 13mm Diameter, PP Housing, STERILE, Individually Wrapped (1000 per CS)
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    was $1,411.60 Special Price $1,029.29
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