250 Ml Flask

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250 Ml Flask
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  • Sample Holder for 50, 100, 250 mL Round Flasks

    labForce (a Thomas Scientific Brand)

    Sample Holder for 50, 100, 250 mL Round Flasks. For use with the following Thomas Scientific balances: TS-T Series (0.01mg or 0.1mg readability) TS-L Series (0.01mg or 0.1mg readability)

  • 250 ml Flask, 20-400 Thds

    DWK Life Sciences (Wheaton)

  • 250 ml Flask, Round Bottom, 19/22 Clear

    DWK Life Sciences (Wheaton)

    Apparatus for a wide range of organic chemistry experiments at a lower price than purchasing the components separately WHEATON standard taper Clear-Seal grease-free joints provide smooth, unground surfaces, which seal without grease and reduce seizing and contamination from grease Clear-Seal…

  • These PYREX(r) 250mL volumetric flasks provide improved lab convenience, broad selection and precise volume measurement. The strength of these flasks has been increased appreciably through machine-blown bodies to which are sealed heavy-tubing necks tooled

  • Flasks have a 75 cm 2 surface area of optically clear polystyrene Nominal capacity 250 mL Feature a wide canted neck, permitting easy access to corners with either a 10 mL or 25 mL pipette Horizontal and vertical stability provided by a unique horizontal skirt and wide base. Have full…

  • …caps are designed (when loosened) for use in open systems requiring gas exchange. With the caps slightly loosened, gas is exchanged between the environments inside and outside of the flask. 1234L12 is an expanded surface flask with 235 cm 2 available growth area and 250 mL maximum working volume.

  • Sterile, disposable Straight neck Similar to 9381M70. Cell growth area 75 cm 2 nominal capacity 250 mL. Packaged in sleeves of 20.

  • …continuous service at 130°C Autoclavable 2,000 mL flasks have molded-in graduations Stopper size: 50 mL flask No.1; 125 mL flask No.3; 250 mL flask No.6; 500 mL flasks No.7; 1,000 mL flask, No.8; 2,000 mL flask, No.10. NOTE: before autoclaving, place cap on flask without engaging threads.

  • …in optimum positions for both loading flasks and for effective shaking. While mounted on shaker, the holder can be rotated 180°. A combination of flasks is possible, as well. Made of coated aluminum Each holder adjusts to accommodate three 500 ml flasks or four 125 or 250 ml flasks

  • Nalgene Polypropylene Volumetric Flasks

    Thermo Scientific Nalgene

    …of standard glass flasks combined with the break resistance of plastic Leakproof No meniscus to confuse readings Gravimetrically calibrated individually TC/TD at 20°C, then marked with a permanent color graduation line. Oval marking spot has additional line at 203 mL level for BOD and DO…

  • Erlenmeyer Flask Starter Pack

    DWK Life Sciences (Kimble)

    Range of sizes: 50 mL , 125 mL , 250 mL , 500 mL and 1,000 mL An assortment of popular size Erlenmeyer flasks that are ideal for those who need a variety of Erlenmeyers, but have limited lab space or glassware needs.

  • KIMAX Brand Class A Volumetric Flasks

    DWK Life Sciences (Kimble)

    …(4997L15 to L65) Flasks have marking spots on all sizes 10 mL and larger. The 2 mL size is test tube shaped; all other sizes are conventional flask shape. The 5 mL and larger sizes are designed from requirements for Type 1, Class A “unserialized” flasks of Federal Specification…

  • KIMAX Heavy Wall Filter Flasks

    DWK Life Sciences (Kimble)

    Heavy glass with side tubulation for tubing Sizes 25 mL through 4000 mL Designed from Federal Specifications NNN-F-240 Scale indicates approximate volumes Flasks are fabricated from molded heavy wall for strength and have a beaded bottom surface that prevents scratching and slippage…

  • …PVC coating for longer product life and safety Graduated to show approximate capacity Heavy wall Autoclavable (121 °C) and resistant to thermal shock Tubulation O.D. is 10 mm on sizes up through 1,000 mL and 12.5 mm on 2,000 and 4,000 mL sizes (tubing is non-coated).

  • Without tubulation blown in special molds, designed to give maximum mechanical strength Graduated to show approximate capacity Permanent white-enamel graduations and marking spots Sizes from 250 mL to 4,000 mL

  • …50mL EZ-Clamp Flask Clamp has a design unlike any of the other EZ-Clamp Flask Clamps. The Dual 10 to 50 ml EZ-Clamp is able to hold two flasks at one time (other EZ-Clamps hold one flask). Three adjustable springs hold each flask in place. The 125, 250, 500mL, 1L and 2L EZ-Clamp Flask Clamps are…

  • For user convenience, PYREX Erlenmeyer flasks are graduated to show approximate capacity. The 25- 50- and 125 mL flasks are satisfactory for use as a weighing bottle. Erlenmeyer flasks come with a PYREX Standard Taper stopper.

  • Full length 24/40 joint on all sizes except 50 mL, which has Standard Taper 19/38 joint Graduated scale indicates approximate volumes Extra large marking space

  • …transmission varies from 0 at 300 nm to 4% at 500 nm With barrel-shaped, No. 27 Standard Taper stopper Capacity: 250 mL The protective color is an integral part of the flask, which retains the mechanical strength, chemical stability and thermal resistance of PYREX brand labware.

  • Flask Boiling Round Bottom 250ml

    DWK Life Sciences (Kimble)

    KIMAX® round bottom boiling flask with a short neck and a medium length Standard Taper joint Designed from ASTM Specification E1403, Type II, Class III requirements Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A…

  • … Transparent to microwave radiation Use for titrations, preparation and storage of culture media 125 mL has size 33 cap, 250 mL has size 38 cap, 500 mL has size 43 cap, 1,000 mL has size 53 cap. NOTE: before autoclaving set cap or closure on top of the container without engaging the…

  • Flask Boiling Flat Bottom 250ml

    DWK Life Sciences (Kimble)

    KIMAX boiling flask with a short joint neck. Designed from ASTM Specification E1403, Type I, Class 4 requirements.

  • …glass flasks for use in shakers Closures are linerless, polypropylene non-contaminating Flasks and closures are autoclavable, but polycarbonate shows some loss of mechanical strength after repeated autoclaving Closure size (mm): 50 mL has size 24; 125 mL has size 33; 250 mL has size 38; 500 mL

  • Graduated Polycarbonate Erlenmeyer Flasks

    Thermo Scientific Nalgene

    Scale indicates approximate volumes Transparent, autoclavable 50 mL flask No.1; 125 ml flask No.5; 250 mL flask No.6; 500 mL flask No.7; 1,000 mL flask No.9

  • Flask Volumetric Class A Raysorb PTFE 250ml

    DWK Life Sciences (Kimble)

  • …volumetric flasks provide precise volume measurement. The necks are tooled for Standard Taper glass stoppers. The graduation line is sharp and permanent and large blue block letters make the inscription easy to read. The 1 mL and 2 mL sizes are test tube shaped.  These Class A volumetric flasks

  • …Specification for Volumetric Flasks Supplied with a Certificate of Graduation Accuracy Suitable for ISO 9000 quality programs Calibrated "to contain" and supplied with a polyethylene snap cap and a marking spot. Graduation ring is blasted on the neck. 500 mL size is suitable…

  • …cells Free of detectable DNase, RNase, human DNA Non-Pyrogenic, non-cytotoxic Growth area: 75 cm 2 Total Volume: 250 mL Working volume: 15 ml - 38 mL With blue standard screw cap Sterile Applications Cultivation of fastidious and sensitive cells Usage…

  • … Side-arm on all sizes is approximately 77 mm below the top of the neck at an angle of 75° Adaptable for use with thermometer calibrated for 76 mm immersion 50 mL flask takes rubber stopper No. 1; 250 mL flasks, stopper No. 3; 500 mL flask, stopper No. 4; 1,000 mL flask stopper No. 6.

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