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. Grade TSS cut to 3.7cm diameter - 100/pk Binderless glass microfiber for determination of total suspended solids, PK100
    Manufacturer: I W Tremont
    Pall Equivalent: 61652 Environmental Express (CP) Equivalent: FG85035MM (100 per PK )
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    was $17.53 Special Price $16.51
  2. Glass Fiber Filter Disk, Prefilter, Binder Free, 1.0µm, 90mm, Sterile
    Manufacturer: CELLTREAT Scientific Products
    Filter cartridges feature PES membranes with 5, 10, 30, 50 or 100kDa size exclusion cut-offs Large active membrane area with dual vertical design for fast and efficient processing Centrifuge tubes feature internal supports to securely position the filter cartridge Applications include sample concentration, molecule purification, protein fractionation, buffer exchange, and desalting Cartridge design prevents accidental over-concentration of samples High sample recovery of >90% Graduations on conical tube and filter cartridge are printed in bold, easy-to-read black ink Large white marking area provides excellent contrast for identification Filter cartridges are clearly printed with Molecular Weight Cut Off (MWCO) in daltons Easy to write on flat surface HDPE caps feature integrated polyethylene liners for a leak-proof seal Molded graduations in the conical bottom are ideal for small volume quantification Standard centrifuge tube rotor compatibility Operating temperature range of 0°C – 40°C (50 per CS )
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    was $153.00 Special Price $105.72
  3. Hydrophilic Mixed Cellulose Esters, NON-STERILE, 0.80 micron, 47mm diameter, pack of 100, PK100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 10400912 Pall Equivalent: 64679 MFS/Advantec Equivalent: A080A047A Sartorius: 11304--47------N Environmental Express (CP) Equivalent: F470800 (100 per PK )
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    was $67.39 Special Price $56.97
  4. Syringe Filter, Nylon Membrane, 0.22μm Porosity, 30mm Diameter, PP Housing, STERILE, Individually Wrapped
    Manufacturer: Globe Scientific
    Syringe Filter, Nylon Membrane, 0.22μm Porosity, 30mm Diameter, PP Housing, STERILE, Individually Wrapped (50 per PK)
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    was $157.10 Special Price $114.56
  5. Autofil® Sterile Disposable Bottle Top Vacuum Filter Units with 0.45um PES Membrane for Prefiltration or Clarification, 1000mL, 12/CS
    Manufacturer: Foxx Life Sciences
    Autofil® Sterile Disposable Bottle Top Vacuum Filter Units with 0.45um PES Membrane for Prefiltration or Clarification, 1000mL, 12/CS (12 per CS )
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    was $328.17 Special Price $259.61
  6. Diamond PureFlow Vacuum Filter System, 250mL, PES Membrane, 0.10μm Porosity, STERILE, Individually Wrapped
    Manufacturer: Globe Scientific
    Diamond PureFlow Vacuum Filter System, 250mL, PES Membrane, 0.10μm Porosity, STERILE, Individually Wrapped (12 per CS)
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    was $214.80 Special Price $156.63
  7. 934-AH ® cut 5.5cm diameter - 100/pk Binderless glass microfiber filter media, PK100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 1827-055 Millipore Equivalent: AP40 055 00 Ahlstrom Equivalent: 1610-0550 MFS/Advantec Equivalent: GC5055MM Sartorius: FT-3-01147-055 (100 per PK )
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    was $70.81 Special Price $65.54
  8. Hydrophilic Mixed Cellulose Esters, 0.45 micron, sterile, gridded, 47mm diameter (600 case) 3 x 200 packs, SLEEVE600
    Manufacturer: I W Tremont
    Pall Equivalent: 66068 Millipore Equivalent: HAWG04706 (600 per PK )
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    $305.91
  9. United Scientific™ Replacement Glass Base And Cap, 47mm
    Manufacturer: United Scientific Supplies
    Replacement 47ml base designed for use with All-Glass Vacuum Filter Holder Set (FHAG47). (1 per EA)
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    was $141.50 Special Price $119.74
  10. Grade D cut 15.0cm diameter - 100/pk Binderless glass microfiber filter media, PK100
    Manufacturer: I W Tremont
    Ahlstrom Equivalent: 1410-1500 Sartorius: FT-3-1104-150 (100 per PK )
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    was $258.76 Special Price $236.36
  11. Syringe Filter, Nylon Membrane, 0.45μm Porosity, 30mm Diameter, PP Housing, Non-sterile, Bulk Packed
    Manufacturer: Globe Scientific
    Syringe Filter, Nylon 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
  12. 934-AH Glass Fiber Filter, Diameter 47 mm, Preweighed for Standard Methods TSS or VSS procedure, PK100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 3827-047 Environmental Express (CP) Equivalent: F93447VOL (100 per PK )
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    $159.69
  13. United Scientific™ Vaccum Filter Holder Set, 47mm
    Manufacturer: United Scientific Supplies
    Designed for particulate or biological contamination analysis of small volumes using a vacuum filter. Includes a stainless steel screen filter support and No. 5 perforated silicone stopper for easy attachment to a vacuum filtering flask. (1 per EA)
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    was $310.00 Special Price $271.46
  14. Filters, Cellulose Nitrate, 47mm, .45um with grid, IR, Sterile, PK200
    SKU: AL1-PK
    Manufacturer: Microspec Ltd
    Filters, Cellulose Nitrate, 47mm, .45um with grid, IR, Sterile, PK200 (200 per PK )
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    was $96.00 Special Price $65.52
  15. EZFlow, Replacement Filter Flask, 125mL, 1/EA
    Manufacturer: Foxx Life Sciences
    EZFlow, Replacement Filter Flask, 125mL, 1/EA (1 per EA)
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    was $31.33 Special Price $24.78
  16. Autofil PP - Disposable Vacuum Bottle Top Filters for Solvent Filtration, with 0.45um PTFE Membrane for Clarification and Prefiltration, 1L (1000mL), GL45 Thread, Polypropylene Housing, Non-Sterile, 12/CS
    Manufacturer: Foxx Life Sciences
    Autofil PP - Disposable Vacuum Bottle Top Filters for Solvent Filtration, with 0.45um PTFE Membrane for Clarification and Prefiltration, 1L (1000mL), GL45 Thread, Polypropylene Housing, Non-Sterile, 12/CS (12 per CS )
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    was $211.15 Special Price $182.23
  17. 4mL Centrifugal Filter Unit, MWCO 50kDa, Non-Sterile 8/Box, CS8
    Manufacturer: CELLTREAT Scientific Products
    Filter cartridges feature PES membranes with 5, 10, 30, 50 or 100kDa size exclusion cut-offs Large active membrane area with dual vertical design for fast and efficient processing Centrifuge tubes feature internal supports to securely position the filter cartridge Applications include sample concentration, molecule purification, protein fractionation, buffer exchange, and desalting Cartridge design prevents accidental over-concentration of samples High sample recovery of >90% Graduations on conical tube and filter cartridge are printed in bold, easy-to-read black ink Large white marking area provides excellent contrast for identification Filter cartridges are clearly printed with Molecular Weight Cut Off (MWCO) in daltons Easy to write on flat surface HDPE caps feature integrated polyethylene liners for a leak-proof seal Molded graduations in the conical bottom are ideal for small volume quantification Standard centrifuge tube rotor compatibility Operating temperature range of 0°C – 40°C (8 per CS )
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    was $66.00 Special Price $52.50
  18. Hydrophilic Mixed Cellulose Esters, NON-STERILE, 0.22 micron, 25mm diameter, pack of 100, PK100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 10401706 Millipore Equivalent: GSWP02500 MFS/Advantec Equivalent: A020A025A Sartorius: 11327--25------N (100 per PK )
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    was $51.65 Special Price $43.65
  19. Biologix sterile syringe filter, membrane: CA ,pore size: 0.22um,diameter: 30mm, CS400
    Manufacturer: Biologix
    Biologix sterile syringe filter, membrane: ca,pore size: 0.22µm,diameter:30mm. female luer lock + male luer slip. 100 pcs/pack, 4 packs/case (400 per CS )
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    was $241.82 Special Price $193.64
  20. Diamond PureFlow Solution Bottle, 150mL, PS, STERILE, Individually Wrapped
    Manufacturer: Globe Scientific
    Diamond PureFlow Solution Bottle, 150mL, PS, STERILE, Individually Wrapped (24 per CS)
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    was $114.00 Special Price $83.13
  21. EZFlow, Assembly, 125mL Flask, 15mL Funnel for Ø25mm Glass Membrane, 1/EA
    Manufacturer: Foxx Life Sciences
    EZFlow, Assembly, 125mL Flask, 15mL Funnel for Ø25mm Glass Membrane, 1/EA (1 per EA)
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    was $159.80 Special Price $126.42
  22. EZFlow® Non-Sterile Glass Fiber (GF) Syringe Filters, 0.45um Pore Size Membrane for Prefiltration and Sample Prep, 25mm, 100/PK
    Manufacturer: Foxx Life Sciences
    EZFlow® Non-Sterile Glass Fiber (GF) Syringe Filters, 0.45um Pore Size Membrane for Prefiltration and Sample Prep, 25mm, 100/PK (100 per PK )
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    was $304.68 Special Price $241.04
  23. Sterile PVDF Syringe Filters, 0.45(μm), 25(mm), GF prefilter, 100 pack, POUCH100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 6900-2504 (100 per PK )
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    was $420.23 Special Price $334.95
  24. 500mL Bottle Top Filter, Nylon Filter Material, 0.45µm, 90mm, Sterile, CS24
    Manufacturer: CELLTREAT Scientific Products
    Fits on standard GL 45 threaded bottles Improved filter support provides faster flow rates Easy-to-read molded graduation marks on bottle top filter 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 (24 per CS)
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    was $370.00 Special Price $274.17
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