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. sterile vacuum filtration unit, membrane: PES,pore size: 0.45um,dia: 90mm, 500ml, CS12
    Manufacturer: Biologix
    sterile vacuum filtration unit, membrane: PES,pore size: 0.45µm,diameter:90mm, funnel volume: 500ml, receiver volume: 1000ml. (12 per CS )
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    was $174.33 Special Price $139.60
  2. Sterile PVDF Syringe Filters, 0.22(μm), 25(mm), GF prefilter, 100 pack, POUCH100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 6900-2502 (100 per PK )
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    was $420.23 Special Price $334.95
  3. United Scientific™ Filter Paper, Circular, Grade 1, 18 cm Diameter
    Manufacturer: United Scientific Supplies
    The most widely used qualitative filter paper for routine applications. Medium porosity and flow rate. 100 circles packed in a cardboard box. (100 per PK )
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    was $17.00 Special Price $11.92
  4. 500mL 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 $229.00 Special Price $171.35
  5. Chromatography Filter Paper Sheet, size 20x20cm, No. 1, pk of 100
    Manufacturer: Eisco Scientific LLC
    Chromatography Filter Paper Sheet, size 20x20cm, No. 1, pk of 100 (10 per PK )
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    was $113.55 Special Price $92.36
  6. 1000 ml Polystyrene Storage Bottles, Neck Size 45 mm, 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 $120.16 Special Price $107.25
  7. 50 mL Vacuum Filtration, 0.45 μm, PVDF, 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 $146.11 Special Price $130.40
  8. Nonsterile PP Syringe Filters, 0.22(μm), 25(mm), 100 pack, POUCH100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 6786-2502 (100 per PK )
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    was $169.72 Special Price $135.27
  9. 15mL Centrifugal Filter Unit, MWCO 30kDa, Non-Sterile
    Manufacturer: CELLTREAT Scientific Products
    15mL Centrifugal Filter Unit, MWCO 30kDa, Non-Sterile (8 per CS )
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    was $123.00 Special Price $96.98
  10. Grade TSS cut to 5.5cm diameter - 100/pk Binderless glass microfiber for determination of total suspended solids, PK100
    Manufacturer: I W Tremont
    Pall Equivalent: 60140 Ahlstrom Equivalent: 1610-0550 Sartorius: FT-3-1106-055 Environmental Express (CP) Equivalent: FG85047MM (100 per PK )
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    was $25.34 Special Price $23.81
  11. 150mL Bottle Top Filter, PES Filter Material, 0.45μm, 50mm, 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 $214.00 Special Price $158.22
  12. Grade C cut 9.0cm diameter - 100/pk Binderless glass microfiber filter media, PK100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 1822-090 Ahlstrom Equivalent: 1310-0900 MFS/Advantec Equivalent: GC5090MM Sartorius: FT-3-1103-090 (100 per PK )
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    was $101.19 Special Price $45.83
  13. EZLabpure™ Sterile Disposable Bottle Top Vacuum Filter Units with 0.2 µm Sterilizing PES Membrane, 250 mL, 12/CS
    Manufacturer: Foxx Life Sciences
    EZLabpure™ Sterile Disposable Bottle Top Vacuum Filter Units with 0.2 µm Sterilizing PES Membrane, 250 mL, 12/CS (12 per CS )
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    was $136.87 Special Price $127.97
  14. Sterile PES Syringe Filters, 0.22(μm), 25(mm), 100 pack, POUCH100
    Manufacturer: I W Tremont
    Cytiva/Whatman Equivalent: 6780-2502 Pall Equivalent: 4612 (100 per PK )
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    was $307.48 Special Price $245.07
  15. 500mL Filter System, PES Filter Material, 0.22μm, 75mm, Sterile
    Manufacturer: CELLTREAT Scientific Products
    500mL Filter System, PES Filter Material, 0.22μm, 75mm, Sterile (12 per CS )
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    was $120.00 Special Price $105.00
  16. Disc Speed Pack NC 0,8 µ Wht Gridded Sterile 47 mm 150Pk
    Manufacturer: GVS North America
    Disc Speed Pack NC 0,8 µ Wht Gridded Sterile 47 mm 150Pk (150 per CS )
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    was $232.58 Special Price $186.55
  17. EZFlow, Replacement Filter Flask, 250mL, 1/EA
    Manufacturer: Foxx Life Sciences
    EZFlow, Replacement Filter Flask, 250mL, 1/EA (1 per EA)
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    was $43.87 Special Price $34.70
  18. Grade E cut 9.0cm diameter - 100/pk Binderless glass microfiber filter media, PK100
    Manufacturer: I W Tremont
    Ahlstrom Equivalent: 1610-0900 MFS/Advantec Equivalent: GC5090MM (100 per PK )
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    was $48.51 Special Price $46.80
  19. Quartz microfiber, 4.5cm diameter, high purity (SiO2) microfiber filters , binderless, 1000°C+ temperature - 100/pk, PK100
    Manufacturer: I W Tremont
    Sartorius: Q3400--45------G Environmental Express (CP) Equivalent: FQ042-200 (100 per PK )
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    was $125.84 Special Price $111.55
  20. Disposable sterile microbiological filtration monitor units, 100 ml, white, gridded, MCE membrane filter 0.45µm, not welded, pack of 50, PK50
    Manufacturer: I W Tremont
    Sterile, disposable unit eliminates preparation time spent on cleaning and autoclaving • All in one assembly combines filtration unit and petri dish and helps to minimize contamination • Preloaded membrane and pad eliminates transfer step and manual manipulation of the membrane • Built-in magnification lid for colony count • Reliable, reproducible results unit-to-unit and lot-to-lot. Cytiva/Whatman Equivalent: 10 497 501 Pall Equivalent: 4761 (50 per PK )
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    was $170.99 Special Price $163.29
  21. Heat Treated, ultra low metals, Quartz microfiber, 3.2cm diameter, high purity (SiO2) microfiber filters , binderless, 1150°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 $108.35 Special Price $98.96
  22. Membrn Mce 47mm Grd 0.45
    Manufacturer: Ge Healthcare Whatman
    ME Filter Membranes For NutriDisk Specifically for aqueous solutions Hydrophilic For use up to 125°C Economical NutriDisk is an alternative to Agar plates. Colony counting identifications and selective microbial determinations can be carried out quickly and easily with NutriDisk. NutriDisk is supplied without membranes to provide increased flexibility to choose your required membrane. These mixed cellulose ester Type STL come in dispenser boxes with numbered membrane filters for easy removal and safe handling with the Membrane Butler. ME filters come in 4 packs of 100 filters. (400 per PK)
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    $754.97
  23. 250mL Filter System, PES Filter Material, 0.10μm, 75mm, 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 $213.00 Special Price $157.50
  24. 250ml Vacuum Filter Tops, PVDF 0.22um, Sterile, 1/pk, 24/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" (24 per CS )
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    was $190.50 Special Price $170.02
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