Lab Flasks

Durable, machine-blown body. Heavy beaded tubing neck. Flasks feature a sharp graduation line and large white block letters. A plastic snap cap is included. Meets Class A specifications per ASTM E-288. Batch certified.

Flasks are manufactured to conform to Federal Specifications NNN-F-289 for Type 1, Class "A" unserialized flasks and ASTM E-288. Supplied complete with one solid glass pennyhead stopper. For additional stoppers, see CG-3018.

SYNTHWARE modified evaporation single neck flask with a standard taper outer joint. Low profile design sits upright on bench and also provides for easy product access with a spatula. Flask shape is excellent for the controlled evaporation of foaming solvents such as toluene or xylene on a rotary...

SYNTHWARE modified Schlenk flask with a standard taper outer joint and a 2mm bore PTFE stopcock in side arm. The Kjeldahl shape permits easy transfer of liquids and solids. The lower portion of the flasks fits standard heating mantles to facilitate heating and stirring.

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: 2L Break Resistant Lip Dimensions: 158 X 290mm Case Quantity: 2...

Round bottom, HEAVY WALL single long neck flask with a standard taper outer joint.

Round bottom, HEAVY WALL, three-neck flask with standard taper outer joints on the center and side necks. Entire body of the flask is jacketed and has two hose connections for circulation of heating or cooling liquid.

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

Ai 10L heavy wall, 3-neck round bottom flask with 24/40 and 34/45 standard taper joint. Comes with two vertical 34/45 side necks and one 24/40 center neck. Glass material: high borosilicate glass 3.3.

Single neck, flat bottom, quartz flask with standard taper outer joint. Ensure precise and consistent results in your laboratory experiments with our flat-bottomed, single-neck flasks. Crafted by Chemglass, a leading name in scientific equipment, these flasks are made from high-quality quartz for...

Calibrated "to contain" (TC) at 20°C, this heavy walled borosilicate glass viscosity flask has a top with reinforced lip and is used in determining Saybolt viscosity of petroleum and bituminous materials. This receiving flask can be used in Saybolt viscometer baths. Conforms to ASTM D...

Replacement borosilicate glass bottom withstands extreme temperatures and high vacuum. Made of borosilicate glass 150 mL Fast-Freeze Flasks attach with adapters to valve ports on Labconco Drying Chambers and Manifolds. A complete Fast-Freeze Flask consists a rubber top, glass bottom and a supply of...

Individually calibrated to deliver at 20C. Durable ring marks resilient wear. Supplied with standard ground polypropylene stopper. Certified Class B tolerance per DIN ISO 1042 Specifications: Volume: 500ml Accuracy +/- Ml: 0.40 Height: 270mm Stopper Size: 19/26 Case Quantity: 2  

Combine the near-indestructibility of Teflon® FEP with the convenience of a screw closure Unbreakable, nearly transparent, non-contaminating, and resists virtually all chemicals Flasks withstand temperatures from -270°to +205°C; closures from -100° to +150°C Can be autoclaved or...

Non-treated, sterile flasks for suspension cell cultures White caps for easy identification Non-pyrogenic

This Bellco Glass Basic Tray is tailored for the assembly of Erlenmeyer flasks ranging from 25 to 1000 ml. It includes spring clamps that provide secure holding, accommodating various flask sizes. The tray's design supports efficient organization and access to flasks, enhancing laboratory workflow....

Treated for optimal cell attachment Optically clear polystyrene construction 250 mL maximum working volume 175 cm 2 angled neck cell culture flasks improve pipette access and reduce medium sloshing into the neck.  Manufactured from optically clear virgin polystyrene, they are sterilized by...

A range of accessories are available for use with Spinner Flasks.  Sidearm fittings for gas handling can be used to provide gases into larger Spinner Flasks with vertical sidearms during cell culture to enhance the productivity of the cell culture. Together with O₂, temperature, pH...

Made of high quality, heavy duty, borosilicate 3.3 glass Amber color provides protection for light sensitive solutions Class A tolerance complies with ISO 1042 standard Includes calibration certificate from ISO accredited testing lab Single, white graduation mark for precise measuring and dilutions...

The Wheaton Erlenmeyer Flask is made of Lexan Polycarbonate Resin that has outstanding mechanical, optical, electrical and thermal properties. This resin conforms to flame retardant standards and is scratch resistant. This resin also meets the requirements of United States Pharmacopeia (USP) XXII...

An excellent alternative to glass flasks, these glass flasks are made from PMP are gravimetrically calibrated to contain at 20º C. These plastic volumetric flasks meet Class B tolerances per DIN EN ISO 1042.

Advanced TC™ polymer modification for fastidious or sensitive adherent cells Free of detectable DNase, RNase, human DNA Non-Pyrogenic, non-cytotoxic Growth area: 25 cm 2 Total Volume: 50 mL Working volume: 5 mL - 10 mL With blue standard screw cap Sterile Applications Cultivation of fastidious...

Innovative features and outstanding cell growth properties make the TPP tissue culture dishes the ideal choice for adherent cell culture in research and industry. These optically clear, high-grade polystyrene tissue culture dishes are tissue culture treated only on the base of the dish with a...

Extra deep baffle indents on the lower outside edge of the flask to maximize oxygen transfer to the culture medium when used on an orbital shaker.