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Thermo Scientific™ Nalgene™ Membrane and Prefilter Disks
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Carry out particulate and microbial analysis with these filter membranes. Available in various forms for water quality work, cold sterilization or sample clean up.
Cytiva Whatman™ Type WCN Cellulose Nitrate Membranes
Recommended for majority of routine applications, this membrane is manufactured under strictly controlled conditions. Whatman™ Type WCN Cellulose Nitrate Membranes narrow pore size distribution for improved surface capture and analysis.
| Color | White |
|---|---|
| Material | Cellulose Nitrate |
| Autoclavable | Autoclavable |
Sartorius Cellulose Acetate Membrane Filters
Combines high flow rates and thermal stability with very low adsorption characteristics. Sartorius Cellulose Acetate Membrane Filters are excellently suited for use in pressure filtration devices. Non-sterile filters in a variety of diameters and pore sizes are bulk-packed to save money and space.
| Thickness (Metric) | 120 μm |
|---|---|
| Disposable | Single-use |
| Type | Membrane Filter |
| Format | Disc |
| Material (Membrane) | Cellulose Acetate |
| Color | White |
| Material | Cellulose Acetate |
| Hydrophobicity | Hydrophilic |
| For Use With (Application) | For use in pressure filtration devices; Sterile filtration of solution. |
| Autoclavable | Autoclavable |
| Sterility | Non-sterile |
Cytiva Whatman™ Polyester Drain Discs
Provides a flat surface to eliminate filter tearing or rupturing. Whatman™ Polyester Drain Discs are used to support membrane filters. They are available in a variety of diameters for use in a range of devices.
| Thickness (Metric) | 100 μm |
|---|---|
| Material | Polyester |
Cytiva Whatman™ 47 mm Nuclepore™ Polycarbonate Track-Etched Membranes
Manufactured from high-quality polycarbonate film and track-etched for high pore size precision. Whatman™ 47mm Nuclepore™ Polycarbonate Hydrophilic Membranes combine high flow rates and chemical and thermal resistance with sharply defined pores, making them suitable for microscopy, cytology, parasitology, and certain air and oceanography analyses.
| Flow Rate | High |
|---|---|
| Diameter (Metric) | 47 mm |
| Material | Nucleopore Polycarbonate |
| Hydrophobicity | Hydrophilic |
| For Use With (Application) | Epifluorescence microscopy, environmental analysis, cell biology |
Sartorius Gridded Sterile Cellulose Nitrate Membrane Filters: 0.45μm
Ensure quality control in microbiological filtering. Sartorius Gridded Sterile Cellulose Nitrate Membrane Filters, 0.45μm are single-packed membranes with colored grids for colony counting, particle testing and microscopy. The 0.45μm pore size is made in accordance with ISO 7704. Choose from two diameters and quantities in a range of filter/grid color combinations.
| Pore Size | 0.45 μm |
|---|---|
| Disposable | Single-use |
| Format | Disc |
| Material (Membrane) | Cellulose Nitrate |
| Individually wrapped | Yes |
| Material | Cellulose Nitrate |
| Hydrophobicity | Hydrophilic |
| For Use With (Application) | For colony count; sterility testing; particle count; microscopy |
| Sterility | Sterile |
Cytiva Whatman™ Nylon Membranes
Flexible and durable for easier handling. Cytiva Nylon Membranes are naturally hydrophilic, eliminating need for wetting agents and prewetting when filtering aqueous solutions.
| Material | Nylon |
|---|---|
| Hydrophobicity | Hydrophilic |
| Autoclavable | Autoclavable |
Cytiva Whatman™ WTP Range PTFE Membranes
Suited for applications involving aggressive organic solvents, strong acids, and alkalis due to being chemically stable and inert. Whatman™ WTP Range PTFE Membranes are particularly suitable for preparing samples for HPLC analysis, air and gas sterilization.
| Quantity | 100 Pack |
|---|---|
| Material | PTFE |
| Hydrophobicity | Hydrophobic |
| Sterility | Non-sterile |
| Membrane Type | WTP |
Cytiva Whatman™ Mixed Cellulose Ester Membrane Filters
Whatman™ Mixed Cellulose Ester Membrane Filters are biologically inert and offers high degree of internal surface area for greater product adsorption.
| Material | MCE |
|---|---|
| Autoclavable | Autoclavable |
| Sterility | Sterile |
Sartorius Cellulose Nitrate Membrane Filters
Combines uniform pore structure with high flow and adsorption rates. Sartorius Cellulose Nitrate Membrane Filters are excellently suited for diagnostic kits. Non-sterile, hydrophilic filters in a variety of diameters and pore sizes are bulk-packed to save money and space.
| Thickness (Metric) | 130 μm |
|---|---|
| Disposable | Single-use |
| Type | Membrane Filter |
| Format | Disc |
| Material (Membrane) | Cellulose Nitrate |
| Color | White |
| Material | Cellulose Nitrate |
| Filter Type | Membrane Filter |
| Hydrophobicity | Hydrophilic |
| Autoclavable | Autoclavable |
| Sterility | Non-sterile |
Cytiva Whatman™ Nuclepore Hydrophilic Membrane
Nuclepore track-etched hydrophilic membranes with highly defined pore size cutoff in sub-micron range
| Type | Nuclepore hydrophilic membrane |
|---|---|
| Material | Polycarbonate |
| For Use With (Application) | Bioassays, Cell biology, Environmental analysis, Microscopy, Cytology, Parasitology, Certain air and oceanography analyses |
Sartorius Nongridded Sterile Cellulose Membrane Filters
Ensure quality control in routine microbiological filtering. Sartorius Nongridded Sterile Cellulose Membrane Filters are single-packed membranes used for colony counting, particle testing, microscopy and sterility testing. Choose between cellulose acetate or cellulose nitrate membranes in a variety of pore sizes.
| Disposable | Single-use |
|---|---|
| Type | Membrane Filter |
| Format | Disc |
| Color | White |
| Individually wrapped | Yes |
| Filter Type | Membrane Filter |
| No. per Pack | 100/Pk. |
| Hydrophobicity | Hydrophilic |
| For Use With (Application) | For colony count; sterility testing; particle count; microscopy |
| Sterility | Sterile |
Sartorius Polyamide (Nylon) Membrane Filters
Recommended for particle-removing filtration of water, aqueous solutions and solvents for analytical determination. Sartorius Polyamide (Nylon) Membrane Filters are white, non-sterile filters without grids. Choose from two pore sizes in four diameters. Bulk packed for space and cost savings.
| Thickness (Metric) | 115 μm |
|---|---|
| Disposable | Single-use |
| Type | Membrane Filter |
| Format | Disc |
| Color | White |
| Material | Polyamide |
| Filter Type | Membrane Filter |
| Hydrophobicity | Hydrophilic |
| For Use With (Application) | Recommended for particle removing filtration of water; aqueous solutions and solvents for analytical determination. |
| Autoclavable | Autoclavable |
| Sterility | Non-sterile |
Cytiva Whatman™ Regenerated Cellulose Membranes: Grade RC 58
Consists of pure cellulose without any wetting agents
| Thickness (Metric) | 75 μm |
|---|---|
| Pore Size | 0.2 μm |
| Material | Regenerated Cellulose |
| Hydrophobicity | Hydrophilic |