Lab Flasks

Synonyms: bottom flask; flask round; round flask Legal Information: Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

Excellent combination of clarity, chemical resistance, impact strength and autoclavability 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...

For forming cell suspensions through trypsin digestion of connective proteins Fluted design improves homogenization Autoclavable with screw cap and pourout for easy decanting Constructed of borosilicate glass that conforms to USP Type I and ASTM E 438 Type I, Class A requirements 20-415 sidearm cap...

Evaporating flask for use with rotary evaporators. Flasks have a HEAVY WALL for vacuum applications and are balanced to prevent run-out during rotation. For Plastic Coated flasks, see CG-1512-P.

Erlenmeyer flask with standard taper joint. This Erlenmeyer Flask features a Standard Taper Joint, enabling seamless integration with other laboratory glassware for complex experimental setups. The distinct conical shape and flat base allow for safe handling and efficient mixing of substances...

Designed for arsenic analysis by the diethyldithiocarbramate colorimetric method. Meets APHA Standard 104A, ACS/USP, and EPA specifications. All wetted surfaces are borosilicate glass or PTFE clad joints. Code -40 complete unit consists of one 24/40, 125ml erlenmeyer flask, one 24/40 to 12/2...

Economical Vented lid Suitable for LN2 or dry-ice 4 sizes available Blue metal cased economy Dewar Flasks are rust and corrosion resistant. Double-walled silvered boroscilicate glass, vacuum pumped insures efficient storage, transport and use of liquid nitrogen and dry-ice. Lid vent safely vents off...

Flask have wide-mouth design for easy pouring and printed scale of approximate volumes Specifications: Material: Polypropylene Includes: Polypropylene Screw Cap Size: 100mL Volume: 100x20mm Thread: 40mm Case Quantity: 6  

Rugged cylindrical flask with neck opening of 4" with side indents for improved stirring characteristics. Uses 6496 clamp for securing flask head. For use with 6478 heating mantles.

Synonyms: bottom flask; flask round; round flask Legal Information: Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

DeLong culture flask Ideal for growing, storing and mixing of aerobic and anerobic cultures Borosilicate glass Type 1, Class A Graduated to approximate volumes

Our distilling flasks are made from low-expansion borosilicate glass. Uniform wall thickness provides superior mechanical strength and shock resistance. Long side arm is ideal for distillation applications. Feature large white block letters for easy identification of capacity.

Non-treated, sterile flasks for suspension cell cultures White caps for easy identification Extra caps in every carton Non-pyrogenic White caps for easy identification Ergonomic design for easy handling and pipetting Filter cap ensures constant airflow while minimizing chances of contamination...

70 mm top cap Two angled side-arms Corning® disposable spinner flask system comes ready-to-use with paddle and integrated magnet, eliminating the need for time-consuming assembly or cleaning and reassembly. Made of USP XXXIII Class VI polystyrene, the vessel is comparable to conventional glass...

Pre-mounted stainless steel clamps for Bellco Erlenmeyer flask. Flask Tray fits on top of the standard tray platform. Includes clamps. Specifications: Flask Positions: 16 Dimensions: 25x25mm Size: 50ml

Storage flask sidearm has a 9mm OD tubulation for use with 3/8" Cajon® connections. Chem-Vac™ Chem-Cap® valve is used to control gas or liquid flow into the vessel.

Dewar Flask, Low Form, Hemispherical Multiple sizes available, with aluminum base to allow transfer of magnetic field. *Due to extra high vacuum, the Dewar flasks still have a rare possibility to explode, so working behind a safety shield in hood and always wearing goggles are strongly recommended.

These KimCote® plastic-coated Erlenmeyer Flasks have large openings, GL 45 thread closures to make filling easier and provide tight seals during storage. Flasks come with blue polypropylene caps and clear pour rings. Marking spots and scales are durable white ceramic enamel.

Three-neck or four-neck flask top with a flat ground flange for use with cylindrical and spherical flasks having the same ID Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

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

Vented Overcap and Solid Overcap can be used directly on the adaptor caps to block dust and bacteria. Vented Overcap is equipped with a 0.22 μm hydrophobic breathable membrane to achieve aseptic ventilation during liquid transfer.

10cm² gas permeable membrane surface with 100 mL media capacity. Expand 5 million cells into between 200 to 400 million cells in about 10 days with NO medium exchange. [Validated Sterile Fluid Path]

With Cell Suspension Stirrer, Celstir® Entire flask assembly can be autoclaved Offered in six sizes, working capacities 25 to 1,000 mL Easy access through side arms Of Wheaton “200” borosilicate glass Cylindrical with screw neck and polypropylene cap Teflon®-faced cap, silicon...

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: 4L Break Resistant Lip Dimensions: 205 X 360 Case Quantity: 2