Cotton Plug

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Cotton Plug
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  • Sterile, disposable, cotton-plugged, individually wrapped, shorty, PYREX® glass Same pipets as 7536N10 series, but individually wrapped in Corning Steri-View™ pouch Color-coded

  • Convenient, economical closures for use with the Kim-Rak or other disposable culture tubes. Sterility of contents is maintained without the need for cotton plugging. Kim-Kaps can be removed and replaced without contamination of the contents. Yellow cap color.

  • For use with 25mm Culture Tubes or 32mm Sidearms. Silicone Sponge Plugs are the ideal replacement for cotton plugs when working with aerobic cultures. They cut losses due to evaporation in half in comparison to cotton plugs, thus minimizing changes in pH values. They can be dry heat sterilized…

  • Calibrated "to deliver" N-51A borosilicate glass Not sterilized or cotton-plugged Size 10 mL has constriction near top, forming chamber in which protective cotton plug can be inserted 7536U86 contain five shelf packs of 100 each.

  • …dust and micro-organisms from collecting at the top. These noncorrosive closures reduce the amount of specimen evaporation to about half of that of cotton plugging. These closures are available with or without three resilient fingers which permit adjustment to nominal variations in the O.D.

  • Diamond Culture Tube Caps

    Globe Scientific

    … Autoclavable Ridges inside cap provide secure grip and gas exchange Available in five sizes and five colors Maintain sterility without cotton plugging Reduce sample evaporation compared to cotton plugging Provide same evaporation and sterility benefits as stainless steel closures

  • Specially designed for use in low tissue culture hoods or other confined enclosures The 1, 5 and 10 mL sizes of these pipets are almost 3” shorter than comparable disposable serological pipets The 25 mL size is 5” shorter than most comparable reusable pipets All sizes have…

  • Drosophila Bottles

    Parter Medical Products

    … Bottles are re-usable yet disposably priced Bottles Available in transparent autoclavable polypropylene or less transparent non-autoclavable polyethylene Bottle openings are designed to accept statndard size paper lid, foam plugs, cotton balls and Buzz Plugs™

  • Tube, Westergren Cotton Plugged

    DWK Life Sciences (Kimble)

  • Foam plugs for all size test tubes and laboratory flasks Identi-Plugs® are for use with test tubes and flasks. They are reusable and leave no clinging fibers like cotton plugs. They provide a snug fit, yet permit free air flow. Plugs are ideal for use with Drosophila vials. They spring…

  • …and 250-6000ml DeLong Flasks. Sealed-in Silicone Sponge filters are the ideal for aerobic cultures. They cut losses due to evaporation in half in comparison to cotton plugs, thus minimizing changes in pH values. They can be dry heat sterilized repeatedly at 180ºC and are easy to clean and maintain.

  • Shake Flasks

    DWK Life Sciences (Wheaton)

    …reciprocating shakers Baffles improve aeration and mixing for microbial and bacterial cultures Break resistant lip for use with stopper, cotton plug or film cover Pinched neck design to reduce splashing on flasks with 4 baffles Autoclavable borosilicate glass that conforms to USP…

  • Borosilicate Glass Pasteur Pipets

    DWK Life Sciences (Kimble)

    High-quality borosilicate glass, plain or cotton-plugged Designed from ASTM E732 specifications Ungraduated with square-cut ends Tip length of all 5 3/4" pipets is approximately 50 mm. Tip length of all 9" pipets is approximately 120 mm. Constriction approximately 25 mm from…

  • …grip for easy insertion into a neoprene grommet by turning the plastic piece Opening in the sidearm is larger at the flask end to hold a cotton plug securely All flasks have durable white ceramic enamel scales to indicate approximate volumes at various levels Designed from ASTM…

  • Milk Testing Pipets

    DWK Life Sciences (Kimble)

    …tempered Of borosilicate glass Color-Coded, Kimax, Glass, 11 mL Capacity 11 mL, with graduations at 1 mL intervals Calibrated to deliver Scale markings are fused on For milk and milk dilutions Tip is Safe-Gard tempered With constriction at top for cotton plug Of borosilicate glass

  • …cotton-plug type, but plug is not supplied. N-51A glass. Designed from ASTM E1044, Style II requirements. Pipets are calibrated to tip; with volume adjusted for blowing out the last drop. Designated by a ground band near the top. Sizes 5 mL and larger are constricted to retain plug, but this does…

  • Large Volume Serum Bottles

    DWK Life Sciences (Kimble)

    …either hot air or steam pressure sterilization Not suitable for direct application of flame Necks are 35 mm i.d., smoothly finished to take cotton plug, cork or size 8 rubber stopper Dimensions: 4 liter bottle measures 6 1/6” o.d. x 11 1/2” high; 9 liter bottle measures 8 …

  • Serological Pipets, Bulk Packed

    Celltreat Scientific

    …±2%. The pipets include color coded stripes for quick volume identification. The upgraded plug is a premium material creating a filter barrier, performing better than standard cotton plugs. All pipets are Gamma irradiation sterilized, RNase-free, DNase-free, DNA-free, and Non-pyrogenic.…

  • Trypsinizing flask with beaded neck and long side baffles. Ideal for converting homogenous tissue samples into cell suspensions by digestion of connective tissue. Heavy beaded neck accepts either cotton plugs or stoppers. The extra-deep baffles enhance vigorous agitation.

  • Color-coded Calibrated “to deliver” Graduated PYREX pipets are designed for cotton plugging. The uniform top-end openings permit performing of plugs and allow precise control of liquid column. Color-coded by size for easy identification and sorting. Colored graduations in…

  • Sterile, cotton-plugged, bagged N-51A borosilicate glass; color-coded, graduated scale Designed from ASTM Standard E-714 Tolerances: 1 mL pipet, ±0.02 mL ; 2 mL pipet, ± 0.4 mL ; 5 mL pipet, ± 0.15 mL ; 10 mL pipet, ±0.30 mL Calibrated to tip, for blow-out, 7536S55 pipet is ungraduated below…

  • Sterile, cotton-plugged, individually wrapped Individually wrapped in resealable plastic bags Borosilicate glass Tolerances: 1/2 mL pipet,± 0.013 mL ; 1 mL pipet, ±0.02 mL ; 5 mL pipet, ± 0.15 mL ; 10 mL pipet, ±0.3 7536T48 pipets have black markings: remaining sizes have blue markings.

  • Foam Plug


    …CGE-1490-020C, includes four plugs each of charcoal grey, blue, and white. Identi-Plugs® are for use with test tubes and flasks. They are reusable and leave no clinging fibers like cotton plugs. They provide a snug fit, yet permit free air flow. Plugs are ideal for use with…

  • The new Plugged Pasteur™ Plastic Pasteur Pipet offers the aspirating precision of a glass pipet and the convenience of a plastic ready-to-use product with a cotton plugged end. The virgin polystyrene material has safety benefits compared to glass and is the same material used for plastic…

  • SteriPettes™ Sterile Pasteur Pipettes

    DWK Life Sciences (Kimble)

    Gamma-irradiated to ensure sterility 250-piece multipack configuration 10 peel packs of 25 each Available in both 5 3/4” and 9” lengths Choice of cotton plugged or unplugged Constricted top (for cotton plugging) Easy-to-open, sterile packaging peels back at the corner

  • Sero CTP Pipettes

    Bellco Glass

    Type 1 Class B borosilicate glass Constricted top for cotton plugging (supplied without cotton)   Calibrated to tip   Tempered tip; to deliver; blow out

  • Soda-Lime Glass Pasteur Pipets

    DWK Life Sciences (Kimble)

    … Body of pipet is approximately 7 to 7.5 mm outside diameter with small constriction approximately 30 mm from the upper end to retain a cotton plug. Tip length of all 5 3/4" pipets is approximately 50 mm. Tip length of all 9" pipets is appoximately 120 mm. Easel-Pak pipets are…

  • Disposable, Shorty, PYREX Glass Similar to 7536D49 series, but neither sterilized nor cotton-  plugged Markings removed by dichromate cleaning solution

  • Fernbach style culture flask with wide-mouth and beaded neck. The flask is triple baffled on the bottom edges to achieve maximum oxygen transfer to the culture medium. 63mm ID beaded neck accepts cotton plugs or rubber stoppers.

  • Media storage flask with 1/2" bottom hose connection. Ideal for use with aseptic filling bells (Ace code 3868) for transferring medias to various other flasks and vessels. Beaded rim neck takes standard cotton plugs or stoppers.

  • These sterile disposable 2.2mL PYREX® borosilicate glass pipets meet the requirements recommended by the American Public Health Association as shown in "Standard Methods for the Examination of Dairy Products." This pipet is very convenient when duplicate platings are to be made on the same medium or…

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