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Filtration Products
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  Ultrafiltration
 
MICROBIOLOGY SUPPLIES
Click on the links below for information on each product:
Sterile Membrane Filters Sterile Petri Dishes Culture Media
Filterceps Absorbent Cellulose Pads Whirl-pak® Sampling Bags
 
Sterile Membrane Filters
 
Presterilized filters for microbiological analysis.
  • Mixed Cellulose Ester (MCE/"Nitrocellulose") and Cellulose Acetate (CA) filters available sterile or nonsterile in a variety of packaging. Click here for our standard nonsterile membrane filters
  • White, black, and green membranes available with 3.1 mm2 gridlines for easy colony counting
  • Available presterilized and individually packed; ask about our multipacks of 10 and our sterile membranes with pads
  • All lots of 0.45μm filters are tested for retention of coliform, fecal streptococci, and Serratia marcescens; all lots of 0.65μm filters are tested for retention of fecal coliform and Saccharomyces cerevisieae; certification of compliance available upon request
     
    Sterile White MCE Disks w/o Pads*
    Pore Size
    (μm)
    Surface Type
    φ47 mm
    φ50 mm
    φ82 mm
    φ85 mm
    Package of 100
    0.20
    Plain
    A020G047A
    -
    -
    -
    Gridded
    A020H047A
    -
    -
    -
    0.45
    Plain
    A045G047A
    A045G050A
    -
    -
    Gridded
    A045H047A
    A045H050A
    A045H082A
    A045H085A
    0.65
    Plain
    A065G047A
    -
    -
    -
    Gridded
    A065H047A
    -
    -
    -
    0.80
    Plain
    A080G047A
    -
    -
    -
    Gridded
    A080H047A
    -
    -
    -
    1.0
    Gridded
    A100H047A
    -
    -
    -
    3.0
    Plain
    -
    A300G050A
    -
    -
    *0.45μm 47mm disks (A045H047A) are also available in 200/pk (A045H047Y) and 1000/pk (A045H047W).
      Other Sterile MCE Disks w/o Pads
    Pore Size
    (μm)
    Color
    Surface Type
    φ47 mm
    Package of 100
    0.45
    Black
    Plain
    A045Q047A
    Gridded
    A045R047A
    0.80
    Black
    Plain
    A080Q047A
    Gridded
    A080R047A
    0.45
    Green
    Plain
    -
    Gridded
    A045W047A

    Sterile CA Disks w/o Pads
    Pore Size
    (μm)
    Color
    Surface Type
    φ47 mm
    Package of 100
    0.20
    White
    Plain
    C020G047A
    0.45
    White
    Plain
    C045G047A
     
    Contact us for more information on this line of products.
     
    Petri Dishes
     
    A perfect fit for 47mm membrane filters.
  • Polystyrene dishes presterilized by gamma irradiation
  • Lid slides securely onto base, with raised ridge for stacking
  • Available with or without absorbent cellulose pad
  • Certification of compliance available upon request
  • 92 and 93 mm dishes and petri slides also available
     
    Ordering Information: Petri Dishes*
    Dish Size
    (mm)
    Compatible Membrane Filter Size (mm)
    Description
    100/pk
    (5 sleeves of 20)
    500/pk "Cube"
    (25 sleeves of 20)
    Catalog No.
    φ50 11h
    φ47
    Sterile Dishes w/o Pads
    800100
    800500
    φ50 11h
    φ47
    Sterile Dishes w/ Pads
    800101
    800501
    *Please ask for information on φ92 and φ93mm petri dishes and petri slides.
     
    Contact us for more information on this line of products.
     
    Culture Media
     
    Use with membrane filters to culture bacteria, yeasts, and molds.
  • Available in 50mL bottles or ready-to-use 2mL ampoules
  • Certification of compliance and expiration date included with each order
  • Available media include: m-Endo (Total Coliform), m-FC (Fecal Coliform, with or without Rosolic Acid), m-TGE (Total Bacteria), and others
     
    Ordering Information: Culture Media
    Media
    Target Organism
    2mL Ampoules
    (50/box)
    50mL Bottles
    (8/box)
    Catalog No.
    m-Endo
    Total Coliform Bacteria, Water
    COLI200
    COLI50MLPK
    m-FC
    Fecal Coliform Bacteria
    MFC200
    -
    m-FC with Rosolic Acid
    Fecal Coliform Bacteria
    MFCR200
    Please Ask
    m-PA
    Pseudomonas aeruginosa
    MPA200
    -
    m-TGE
    Total Bacteria
    TCM200
    -
    m-TGE with Indicator
    Total Bacteria
    TCI200
    -
    m-Green Yeast and Mold
    Yeast and Mold, pH 4.6
    YMM200
    Please Ask
    m-HPC
    Heterotrophic Organisms with Indicators
    MHPC200
    -
     
    Contact us for more information on this line of products.
     
    Filterceps
     
    Easily handle pads and membranes with these filter forceps.
  • Polished 304 stainless steel is strong yet flexible and corrosion resistant
  • Tips are wide, smooth, and gently beveled to minimize the risk of damaging membrane filters
  • Non-slip handle allows safe, easy flame sterilization of filterceps
     
    Ordering Information: Filterceps
    Quantity
    Catalog No.
    1 ea.
    800000
    Contact us for more information on this line of products.
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    Absorbent Cellulose Pads
     
    Useful for absorbing and retaining media for culturing.
  • Presterilized, 47mm white cellulose pads
  • Individually packaged to assure sterility
  • Absorbs 1.8-2.2 mL fluid
     
    Ordering Information: Absorbent Cellulose Pads
    Quantity
    Catalog No.
    100/pk
    B200G047A
    Contact us for more information on this line of products.
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    Whirl-Pak® Sampling Bags
     
    For sterile sampling of soild and/or liquid samples.
  • Composed of polyethylene blended with ethyl vinyl acetate for transparency and strength
  • Bags seal easily yet seal tightly
  • Approved by the FDA and USDA for food sampling
  • Also available with absorbent, sterile sponge (free from growth inhibitors) or sodium thiosulfate tablet (for sampling chlorinated water)
     
    Standard Whirl-Pak® Sampling Bags
    Capacity
    Dimensions
    Quantity
    Catalog No.
    Fl. Oz.
    mL
    4
    120
    3 7.25 in.
    500/pk
    WP006ZWS
    18
    540
    4.5 9 in.
    500/pk
    WP018ZWS
    27
    810
    5 12 in.
    500/pk
    WP027ZWS

    Contact us for more information on this line of products.
    Whirl-Pak® with Sponge
    Capacity
    Dimensions
    Quantity
    Catalog No.
    Fl. Oz.
    mL
    18
    540
    4.5 9 in.
    100/pk
    WP1254WSP
     
    Whirl-Pak® Thiobag®
    Capacity
    Dimensions
    Quantity
    Catalog No.
    Fl. Oz.
    mL
    4
    120
    3 7.25 in.
    100/pk
    WP100MWT
     
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    Sterile Membrane Filters Petri Dishes Culture Media
    Filterceps Absorbent Pads Whirl-Pak® Sampling Bags