Microbiological Analysis Filters

Microbiological Analysis Filters

Filters and membranes designed to retain bacteria or other microbiological organisms for sample preparation, microbiological studies, and filtration of aqueous solutions; includes microbiological monitors and analytical funnels.
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1 – 30 of 52 results
1

MilliporeSigma™ EZ-Pak™ Membranes

Used for general microbiological analysis, EZ-Pak™ Membranes are sterile, ready-to-use membranes that eliminate contamination risk and save time.

EDGE
Diameter (English) 1.85 in.
Type EZ-Pak™ Membrane
Diameter (Metric) 4.7 cm
Material Mixed Cellulose Ester
Surface Type Grid
Sterility Sterile
2

MilliporeSigma™ Microbiological Analysis Membrane Filters, Gridded

Optimized for MF method microbiological analysis of water or other liquids

EDGE
Diameter (English) 1.85 in.
Diameter (Metric) 4.7 cm
Surface Type Grid
Certifications/Compliance Certified to meet standard methods for the examination of Water and wastewater requirements
For Use With (Application) MF method microbiological analysis of water or other liquids
3

Fisherbrand™ Water-Testing Membrane Filters

Mixed Ester Cellulose membrane filters

4

Cytiva Whatman™ Cellulose Nitrate Membrane - Grade NC45

Featutring very narrow pore size distribution and low levels of extractable

Pore Size 0.45 μm
Type Membrane Filter
Temperature (English) Operating 176°F
Color White
Grade NC45
Material Cellulose Nitrate
Hydrophobicity Hydrophilic
Temperature (Metric) Operating 80°C
For Use With (Application) Bulk bacterial removal (general), sediment analysis (water microbiology and analysis)
Autoclavable Autoclavable
Membrane Type Plain
5

Cytiva Whatman™ MicroPlus Membranes

Features very narrow pore size distribution, low levels of extractables and increased temperature stability. Whatman™ MicroPlus Membranes are suitable for sample preparation, microbiological studies and filtration of aqueous solutions.

Pore Size 0.45 μm
Material Cellulose Nitrate
Surface Type Grid
For Use With (Application) Microbiological quality control
Sterility Sterile
Size (Metric) Grid 31mm
6

Cytiva Whatman™ Sterile Mixed Cellulose Ester Membranes, ME 25

Cytiva Whatman Sterile Mixed Cellulose Ester Membranes, ME 25, Black, Diameter Outside: 47mm, 1.85 in., Grid Color: White, Autoclavable: Yes, Grade: ME 25, Includes: With interleaving paper and without pad, Membrane Type: WME, Pore Size: 0.45um, Protein Binding Capacity: Medium

Pore Size 0.45 μm
Type Membrane
Basis Weight 4.3 to 5.0 mg/cm2
Protein Binding Capacity Medium
Material Mixed Cellulose Ester
Temperature (Metric) Operating 130°C
Autoclavable Autoclavable
Sterility Sterile
7

Cytiva Whatman™ Mixed Cellulose Ester Membranes

Facilitates particle detection and minimizes eye fatigue with surface marks and color contrast. Whatman™ Mixed Cellulose Ester Membranes are available plain or gridded for automatic or manual counting procedures.

Includes Interleaving paper
Type Membrane
Temperature (English) Operating 266°F
Protein Binding Capacity Medium
Quantity 100 Pack
Material Mixed Cellulose Ester
Temperature (Metric) Operating 130°C
Autoclavable Autoclavable
8

Cytiva Whatman™ Mixed Cellulose Ester Membranes - WME Range, 0.8 μm

Composed of cellulose acetate and cellulose nitrate membranes. Whatman™ Mixed Cellulose Ester Membranes - WME Range are characterized by a smoother and more uniform surface than pure nitrocellulose filters.

9

Cytiva Whatman™ Non-Sterile Mixed Cellulose Ester Membranes, Gridded

Characterized by a smoother and more uniform surface compared to pure nitrocellulose filters. The filter's color contrast facilitates particle detection and minimizes eye fatigue.

10

Cytiva Whatman™ Mixed Cellulose Ester Circle (ME28)

11

Cytiva Whatman™ Non-sterile ME 25 Mixed Cellulose Ester Membranes

Offers a larger adsorption of product with a high degree of internal surface area. Whatman™ Non-sterile ME25 Mixed Cellulose Membranes are available plain for automatic colony counting applications, as well as gridded to assist in manual counting procedures.

Pore Size 0.45 μm
Type Membrane
Temperature (English) Operating 266°F
Material (Membrane) ME 25
Protein Binding Capacity Medium
Material Mixed Cellulose Ester
Temperature (Metric) Operating 130°C
Autoclavable Autoclavable
Sterility Non-sterile
Waterflow Rate 12.5 sec./100mL/12.5cm2
12

Cytiva Whatman™ Mixed Cellulose Ester Membranes - WME Range, 0.2 μm

Composed of cellulose acetate and cellulose nitrate membranes. Whatman™ Mixed Cellulose Ester Membranes - WME Range are characterized by a smoother and more uniform surface than pure nitrocellulose filters.

13

Cytiva Whatman™ Grade GF/B Glass Microfiber Filters

For liquid scintillation counting and liquid clarification for suspended solids analysis.

14

MilliporeSigma™ Hydrophobic Edge Membranes

For microbiological and sterility testing of antibiotics and bacteriostatic drugs, as well as for filling machine operations

Pore Size 0.45 μm
Diameter (English) 1.85 in.
Diameter (Metric) Disc 4.7 cm
Type Hydrophobic Edge Membrane
Diameter (Metric) 4.7 cm
Color White
Material Mixed Cellulose Esters (MCE)
Hydrophobicity Hydrophobic Edge
15

MilliporeSigma™ Microbiological Analysis Membrane Filters

Optimized for MF method microbiological analysis of water or other liquids

Diameter (English) 1.85 in.
Diameter (Metric) 4.7 cm
Color White
Surface Type Plain
Certifications/Compliance Certified to meet standard methods for the examination of Water and wastewater requirements
For Use With (Application) MF method microbiological analysis of water or other liquids
16

Cytiva Whatman™ Mixed Cellulose Ester Membranes: ME24

Recommended for the majority of routine applications

Pore Size 0.2 μm
Type Membrane
Temperature (English) Operating 266°F
Material (Membrane) ME 24
Protein Binding Capacity Medium
Grade ME 24
Material Mixed Cellulose Ester
Temperature (Metric) Operating 130°C
Autoclavable Autoclavable
Sterility Sterile
17

Cytiva Whatman™ Mixed Cellulose Ester Membranes - WME Range, 0.45 μm Pore Size

Composed of cellulose acetate and cellulose nitrate membranes. Whatman™ Mixed Cellulose Ester Membranes - WME Range are characterized by a smoother and more uniform surface than pure nitrocellulose filters.

Pore Size 0.45 μm
Diameter (English) 1.85 in.
Temperature (English) Operating 266°F
Diameter (Metric) 47 mm
Material (Membrane) WME
Protein Binding Capacity Medium
Color White
Material Mixed Cellulose Ester
Temperature (Metric) Operating 130°C
For Use With (Application) Microbiological work, sample preparation, microbiological studies, filtration of aqueous solutions
Autoclavable Autoclavable
Size (Metric) Grid 3.1mm
18

MilliporeSigma™ EZ-Pak™ Membrane Dispenser Curve

General microbiological analysis

19

MilliporeSigma™ SmartPak™ DQ3 Purification Pack LT

Our Lab Water purification system portfolio offers a broad range of pure and ultrapure water purification systems and services designed for scientists working in pharmaceutical, clinical, academic, industrial, research, and government laboratories — in both validated and non-validated environments. 

Promotions are available
20

GVS™ Analytical Funnel

Analytical Funnels are single use, pre-sterilized 100 mL filtering and culturing device with removable Nitrocellulose membrane. For monitoring contaminants in liquid samples. After sample is filtered, nutrient liquid media is added and the unit is converted into a Petri dish for culturing.

21

GVS™ Microbiological Monitor

Microbiological Monitors are single use, pre-sterilized 100 mL filtering and culturing device with fixed Nitrocellulose membrane. For monitoring contaminants in liquid samples. After sample is filtered, nutrient liquid media is added and the unit is converted into a Petri dish for culturing.

22

GVS™ Microbiological Monitor

Microbiological Monitors are single use, pre-sterilized 100 mL filtering and culturing device with fixed Nitrocellulose membrane. For monitoring contaminants in liquid samples. After sample is filtered, nutrient liquid media is added and the unit is converted into a Petri dish for culturing.

23

GVS™ Microbiological Monitor

Microbiological Monitors are single use, pre-sterilized 100 mL filtering and culturing device with fixed Nitrocellulose membrane. For monitoring contaminants in liquid samples. After sample is filtered, nutrient liquid media is added and the unit is converted into a Petri dish for culturing.

24

GVS™ Microbiological Monitor

Microbiological Monitors are single use, pre-sterilized 100 mL filtering and culturing device with fixed Nitrocellulose membrane. For monitoring contaminants in liquid samples. After sample is filtered, nutrient liquid media is added and the unit is converted into a Petri dish for culturing.

25

GVS™ Microbiological Monitor

Microbiological Monitors are single use, pre-sterilized 100 mL filtering and culturing device with fixed Nitrocellulose membrane. For monitoring contaminants in liquid samples. After sample is filtered, nutrient liquid media is added and the unit is converted into a Petri dish for culturing.

26

GVS™ Microbiological Monitor

Microbiological Monitors are single use, pre-sterilized 100 mL filtering and culturing device with fixed Nitrocellulose membrane. For monitoring contaminants in liquid samples. After sample is filtered, nutrient liquid media is added and the unit is converted into a Petri dish for culturing.

27

GVS Presterilized 47mm Membranes in 1+ PACs

Consistent porosity plus high strength

Pore Size 0.45 μm
Diameter (English) 1.85 in.
Temperature (English) Operating 356°F
Diameter (Metric) 4.7 cm
Protein Binding Capacity 160μg/cm2
Surface Type Grid
Hydrophobicity Hydrophilic
Temperature (Metric) Operating 180°C
Sterility Sterile
28

GVS™ Analytical Funnel

Analytical Funnels are single use, pre-sterilized 100 mL filtering and culturing device with removable Nitrocellulose membrane. For monitoring contaminants in liquid samples. After sample is filtered, nutrient liquid media is added and the unit is converted into a Petri dish for culturing.

29

GVS™ Microbiological Monitor

Microbiological Monitors are single use, pre-sterilized 100 mL filtering and culturing device with fixed Nitrocellulose membrane. For monitoring contaminants in liquid samples. After sample is filtered, nutrient liquid media is added and the unit is converted into a Petri dish for culturing.

30

GVS™ Microbiological Monitor

Microbiological Monitors are single use, pre-sterilized 100 mL filtering and culturing device with fixed Nitrocellulose membrane. For monitoring contaminants in liquid samples. After sample is filtered, nutrient liquid media is added and the unit is converted into a Petri dish for culturing.