Lab Flasks

Round bottom, HEAVY WALL single short neck flask with a standard taper outer joint. The 29/26 flasks have a groove tooled just below the grind to aid in clamping of the flask. Please note: There are separate listings for larger capacity round bottom flasks.

In contrast to standard tissue culture surfaces which are optimised to enhance conditions for cell attachment, the cell-repellent surface has been developed to effectively prevent cell attachment.CELLSTAR® cell culture vessels with a cell-repellent surface reliably prevent cell attachment in...

Manufactured from Type 1 Class A Borosilicate Glass. Ideal for use to prepare solutions, and to contain. Flat bottom bulb with a elongated neck with permanent graduation line and marking area. Volumetric flasks are calibrated for a particular temperature usually 20 degree Celsius. Specifications:...

Translucent polypropylene flasks are manufactured with blue graduations for reference. The flasks have a screw neck and are supplied with a PP cap. Translucent polymethylpentene flasks are manufactured with red graduations for reference. The flasks have a screw neck and are supplied with a PP cap.

Designed for use with rotary and reciprocating shakers Plain, fire-polished finish All necks are 38 mm o.d. Baffle indents provide greater turbulence to improve oxygen transfer rates or aeration.

Sterile disposable Erlenmeyer culture flasks are supplied with 2-polypropylene closures one with a solid top closure attached and another with a 0.2 micron PTFE vented closure. The flasks are graduated, non-pyrogenic and manufactured with Lexan Virgin Polycarbonate Resin.They are disposable or...

Made of high quality, heavy duty, borosilicate 3.3 glass USP compiant Class A tolerance conforms with ISO 1042 standards Includes calibration certificate from ISO accredited testing lab Fitted with an interchangeable polyethylene stopper Features a single graduation mark for precise dilution and...

Heavy-duty rim for longer service Narrow mouth Graduated scale indicates approximate volume The Erlenmeyer design is extremely popular and has been modified for numerous lab applications.

Three-neck heavy wall round-bottom flask with Standard Taper outer joints Side necks are vertical Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

Flask has 6 baffles, 3 baffles on the lower outside edge of the flask and 3 baffles on the bottom surface of the flask to maximize oxygen transfer to the culture medium when used on an orbital shaker. Gray polypropylene vented cap has a 0.22µm (PTFE) hydrophobic membrane to allow gas exchange...

Dual purpose flask features the TWISTLOR ACE-Seal: simply push adapter head and flask together, turn 90 degrees. Flange on flask has two ground-flats opposite each other that allow Nylon retainers on adapter head to pass over. O-Ring positioned in head

DeLong culture flask without closure Stainless steel or kap-uts disposable closures purchased seperately Borosilicate glass Type 1, Class A Graduated to approximate volumes

TriForest Erlenmeyer Shaker Flasks are manufactured with virgin, optically clear, non leaching LEXAN® Polycarbonate resin that retains clarity after gamma radiation. The flasks are certified pyrogen free, DNase/RNase free, ideal for cell cultures, microbial cultures, plants, media preparation,...

Eisco Kohlrausch Flasks are made of high quality, heavy duty Borosilicate 3.3 glass. Class A tolerance, ±0.06ml as per ISO/ASTM. Kohlrausch flasks feature an expanded neck and are ideal for introducing solids and viscous liquids. Flask stands 6.5" tall, with a base measuring 2.25"...

Large receiver/evaporator flasks for use with Heidolph 20L rotary evaporators. Flasks are fabricated from blanks selected for balance and quality with carefully welded necks to provent "rotational whip". Receiver flask has a polished 40/25 joint, side neck is a GL-18 thread with solid cap. Bottom of...

Reversible; can also be stacked upon each other. Three sizes provide six different diameters for round-bottom flasks ranging from 50 to 6,000 mL. Excellent adhesion to glass prevents slippage and also offers thermal and electrical insulation. Available in two rubber types.Black natural rubber -...

Manufactured from Type 1 Class A Borosilicate Glass. Ideal for use to prepare solutions, and to contain. Flat bottom bulb with a elongated neck with permanent graduation line and marking area. Volumetric flasks are calibrated for a particular temperature usually 20 degree Celsius. Specifications:...

Reduce risk of cross contamination Vented closure Sterile Designed for shaker and suspension cell culture, media preparation or storage, these sterile disposable Erlenmeyer flasks cut the chance of cross contamination. Flasks are made of lightweight clear PETG with molded-in graduations....

This clamp is designed for reaction vessels/kettles with a conical flange. The top clamp is easily removed without disturbing the cover or body of reaction flask. Disassemble by loosening nuts. Includes extension rod for clamping to a laboratory stand. NOTE: Use with LG-8010 to LG-8050 vessels and...

Flask have wide-mouth design for easy pouring and printed scale of approximate volumes Specifications: Material: Polypropylene Includes: Polypropylene Screw Cap Size: 500mL Volume: 500x50mm Thread: 52mm Case Quantity: 6

HEAVY WALL Erlenmeyer shaped filtering flask with standard taper outer joint and serrated hose connection for attachment to vacuum source. For stoppers see CG-3000.

Round bottom, HEAVY WALL three neck flask with standard taper outer joints on the center neck and 20º angled side necks. For Larger Flasks See CG-1524.

Round bottom, three neck flask. Side necks are angled. Available in standard wall for more rapid heating or heavy duty for mechanical shock resistance. Microscale flasks, codes -34 & -36, feature 14/10, 20-400 externally threaded cap-seal joints supplied with 14.7-15mm holed caps, PTFE faced...