Lab Flasks

These PYREX® long neck shaker culture flasks are basically Erlenmeyer flasks to which a long straight, rimless neck of heavy tubing has been added. The longer necks reduce the amount of splashed solution reaching the closure. They are ideal for shaker cultures. Their uniform wall thickness...

Triple baffled flask has a Delong style 38 mm neck for plastic or stainless steel closures. Triple baffles are located at the center of the flask bottom to achieve maximal oxygen transfer to culture medium. Closures are sold separately.

Cell culture shake flask with three outside edge baffles. Baffles are deeper than standard flask to enhance mixing and oxygen transfer to media. Flask has a long style neck to accomodate either plastic or stainless steel closures.

Borosilicate glass filtration apparatus accomodates 47mm diameter membrane filters. The new design utilizes a nylon Ace-Thred adapter to join the glass funnel, filter flask and fritted disc together. This design eliminates the need for the clamping device, stopper and base piece. The unit is easy to...

Manufactured from type 1 class A borosilicate with DeLong® neck and 25 mm SST Closure. Ideal for growing, storing and mixing of aerobic and anaerobic cultures.

With standard taper outer joint at top. Designed for robustness and reliability, this high-quality Kjeldahl Flask is an essential tool for any laboratory conducting nitrogen analysis. Its design ensures optimal performance during the digestion and distillation phases of the Kjeldahl method,...

Round bottom, HEAVY WALL single short neck flask with a spherical socket joint. Flasks having a 35/20 socket joint are used as replacements for the collection flask on rotary evaporators.

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 for additional...

Heavy wall, wide mouth flask with a GL80 glass thread and a 24/40 connecting adapter. Flasks have a heavy wall for vacuum applications and are balanced to prevent run-out during rotation. Unique design makes it easier to handle highly viscous liquids, powders, and solids. The large opening permits...

Manufactured from Type 1 Class A Borosilicate Glass. Designed with deep side baffles for optimal agitation. Large bottom surface for easy access with Bellco large orifice pipette. Specifications: Type 1 Class A Borosilicate Glass Size: 1L Break Resistant Lip Dimensions: 128 X 223mm Case Quantity: 2

Fernbach style culture flask with 38mm long style straight neck to accomodate plastic or stainless steel closures, see Ace 3917 & 3918 product families. Flat bottom, no baffles. Caution! Do not place on direct heat source.

Similar to CG-1512 recovery flasks, but plastic coated to prevent injury from broken glass and spillage of hazardous materials.

Made of high quality borosilicate glass Designed for nitrogen determination as per Kjeldahl method Conforms to DIN ISO 12360 standard Kjeldahl flask made of heavy-duty borosilicate 3.3 glass. Long neck, round bottom, and ground glass socket designed for nitrogen determination as per Kjeldahl method....

Designed with deep side baffles for optimal agitation. Promotes enzyme digestion of tissue fragments and homogenates into cell suspension. Includes rubber lined black phenolic screw caps. Integral dam contains non-trypsinized tissue during decanting. Specifications: Type 1 Class A Borosilicate Glass...

The handled Dewar vacuum flask is ideal for temporary storage and liquid gas service, especially Liquid Nitrogen. The wide mouth design with the fully silvered borosilicate glass inner flask incorporates the convenience of a coated handle and full aluminum base on the most popular cylindrical model...

Round bottom pressure flask, with either #15 or #25 PTFE plug seal top opening. This style also has a side thermowell port to facilitate a thermometer or a temperature probe to measure flask temperature without losing the pressure integrity of the vess

500cm² gas permeable membrane surface with 5000 mL media capacity. Expand 250 million cells into between 10 to 20 billion cells in about 10 days with NO medium exchange. [GAMMA IRRADIATED. For non-clinical, non-therapeutic, research use only.]

DNR (Latex) free Usage: CELLine 1000 Device high density cell cultivation system for antibody and recombinant protein production. Does not have Latex labeling. Package does not have Latex. Product has no Natural Rubber/Latex.

The Sibata Class A Volumetric Flask with ground glass stopper features machine-blown body and heavy-beaded, heavy-tubing neck that is tooled for standard taper glass stopper.

Manufactured from KIMAX™ borosilicate glass, ValueWare has a low coefficient of expansion and a very high resistance to chemical attack. This means optimal performance in the lab at an affordable price. Long life expectancy, resistant to most chemicals. Ideal for general laboratory use....

Employing a secure hold for your 1000mL flasks during shaking or stirring processes in the lab has never been easier. This clamp is specially designed to be compatible with the 105008 CO2-Resistant Shaker, ensuring a sturdy grip and resistance to movements. The robust construction ensures longevity...

Individually calibrated to deliver at 20C. Durable ring marks resilient wear. Certified Class B with individual ring marking per DIN 122664. Supplied with screw cap.

Promotes optimal growth of suspension and micro-carrier culture. Impeller height adjust through compression fitting center cap. The indented bottom prevents accumulation of micro-carrier beads under impeller. Od x oah:410mm x 535mm Center cap: 100mm Sidearm cap: 45mm

Blown in high quality, heavy duty polypropylene plastic Microwavable and autoclavable for easy cleaning and sterilization Features a highly visible graduation line Flask is fitted with screw cap to prevent leakage Designed for use in professional laboratories, but is also an ideal choice for science...