Lab Flasks

The double wild-mouth design enhances liquid filling and harvesting speed while minimizing bubbles. It also supports efficient gas exchange and high-density cell culture. With a quick-fit seal cap, it easily transitions between airtight and breathable states, accommodating varying oxygen and exhaust...

150 cm 2 cell growth areas Canted neck style U-Shaped Flask Style Non-pyrogenic Sterilized by gamma irradiation Optically clear virgin polystyrene material Corning cell culture flasks are manufactured under strict process controls for consistent product performance. Manufactured from optically clear...

Heavy wall recovery flasks are ideal for use with rotary evaporators. Flasks feature a square bead and a single neck with ground glass 24/40 joint. Opening at top is designed for easy recovery of reaction products using a spatula. Flask bottom fits standard heating mantles.

Flat gaskets for sealing two flat ground glass surfaces. Plain flat or grooved PTFE gaskets reduce breakage and make an effective seal. Our flat, exclusive FETFE gasket provides a leak-free seal with slight clamp pressure. These are designed especially for use with our conical or flat ground flange...

For the determination of water in petroleum and bituminous materials, these borosilicate glass Bidwell-Sterling moisture traps collect liquefied vapor. They feature a connection between top of vapor tube and graduated tube. This construction allows excess solvent to return to flask with minimal...

Designed for nitrogen determination as per Kjeldahl method Made of high quality Borosilicate glass Long neck, round bottom Conforms to DIN ISO 12360 standard Kjeldahl Flask has a long neck, round bottom, and is made from industrial quality borosilicate 3.3 glass. Designed for nitrogen determination...

Low actinic red stained glass provides protection to light sensitive solutions. Allowing less than 1% transmission below 400nm and 5% from 400-600nm. Wide mouth design facilitates mixing, pipette access, sampling and filling. Unique Flat Bottom Interior permits the use of a standard stir bar. Large...

Flat bottom, three neck flask can sit on stirrer hot plate with no further support. 250ml and 500ml sizes feature angled side necks while the 1000ml size necks are vertical.

Amber stained volumetric flasks are manufactured per ASTM E-288 Class A Serialized glassware specifications. Calibrated to contain (TC), these flasks feature white enamel printing and diamond etched graduation line. For light sensitive materials. Specifications: Type 1 Borosilicate Glass Size: 100ml...

Flask has 3 baffles on the lower outside edge of the flask to maximize oxygen transfer to the culture medium when used on an orbital shaker. The polypropylene vented caps have a 0.22µm (PTFE) hydrophobic membrane to allow sterile gas exchange while preventing contamination. Since these caps...

Amber stained volumetric flasks are manufactured per ASTM E-288 Class A Serialized glassware specifications. Calibrated to contain (TC), these flasks feature white enamel printing and diamond etched graduation line. Our flasks feature heavy-duty and uniform wall thickness and a wide mouth design for...

These PYREX® Erlenmeyer flasks have 40/35 Standard Taper joints. Their uniform wall thickness provides the proper balance between mechanical strength and thermal shock resistance. For convenience, these flasks are graduated to show approximate capacity. An extra large marking space is also...

Round bottom flask with four necks arranged 3 in-line and one 10/30 joint at 90 degrees. The 500ml size has angled side necks while all other sizes feature vertical necks. Available in heavy wall.

Similar to 4997B13 series, but with protective PVC coating Coating promotes longer product life and greater safety and helps contain glass and contents should breakage occur Autoclavable and microwaveable to 121°C (250°F) Resistant to thermal shock With PYREX Standard Taper stopper

Permanently marked with an individual serial number, providing an easy way to track items used during analytical testing Carefully selected to meet the Class A requirements as specified in ASTM E 288 - Standard Specification for Volumetric Flasks Supplied with a Certificate of Graduation Accuracy...

Corning BioCoat products come in a variety of pre-coated options and are an ideal solution for enhanced cell attachment and growth of a variety of primary cells and transformed cells in serum-free or serum-containing cultures. Corning offers custom coating capabilities. Disclaimer: This product is...

Synonyms: conical flasks; glass flasks; lab flask; laboratory flask Legal Information: Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

These 500mL PYREX(r) distilling flasks are used for the distillation of bituminous materials suitable for road treatment. Also used in the Standard Method of Test of the Distillation of Creosote Oil, American Wood Preservers Association, method 11e, Barrett method C 9, American Association of State...

Pear-shaped, single neck, heavy duty flask. Available with ground, polished and cap-seal joints. The cap-seal flasks are used in the Ace microscale chemistry product line and feature a 14/10 ground joint with external threads. Supplied with a holed cap

These 125mL heavy duty PYREX® distilling flasks are suitable for microchemical applications. The sidearm is located approximately 137mm from the bottom of the flask to meet the requirements of ASTM E-1405 and can be used in ASTM tests D-86, D-233 and D-447. Adaptable for use with thermometers...

Round bottom flask with a 0-4mm Hi-Vac valve top with a 9mm side port designed to accept 3/8in Cajon fittings. The valved top gives the researcher precise flow control.

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. Specifications: Volume Ml: 50ml Accuracy +/- Ml: 0.10 Height: 150mm Thread Gl: 18 Case Quantity: 2  

Greiner Bio-One Erlenmeyer shaker flasks are ideal for suspension culture of mammalian cells, plants, microbes and microorganisms. The shaker flasks feature a patented 2-in-1 DuoCAP® which allows for flexibility between vented and non-vented applications. Each flask is manufactured utilizing an...

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 sensor probe fittings and media handling fittings, they allow Spinner Flasks to operate as bioreactors...