Lab Flasks

The Corning 1L and 3L spinner flask body is constructed of polystyrene, paddle and shaft from polypropylene and caps from high density polyethylene. All are made of USP Class VI and ISO 10993-18 compliant materials. Extended paddle design ensures constant top-to-bottom motion of the liquid without...

Available with markings in four colors, the KIMAX® Colorware flasks are brighter in appearance than traditional glassware with white markings. These flasks are also commonly used to help reduce cross-contamination and for easy identification of glassware between labs. KIMAX® flask with...

Clear Glass With PE Stoppers Pipet access is easy with wide-mouth, volumetric flasks Superior strength, durability and safety from heavy, uniform walls Quick identification with large, permanent, easy-to-read markings Flat interior bottoms for stirring with standard stir bars Accuracy - graduated to...

These 100mL PYREX® Class A volumetric flasks have short necks and slightly flared tops and are used for the preparation of sugar solutions for polarization tests. They conform to ASTM E-694. Reference: Sugar Division of the National Bureau of Standards.

Delong style Extra deep baffles These PYREX Delong style shaker culture flasks have three extra deep baffles designed to provide greater agitation of solutions to improve oxygen or gas transfer when used with rotary or reciprocating shakers. The long neck reduces splashing and is designed for...

Round bottom, HEAVY WALL, five-neck flask with standard taper outer joints on the center neck and vertical side necks.

WHEATON Polypropylene Shaker Flasks Clamps are carefully engineered to provide both clipping elasticity and motion resistance in one product. WHEATON Shaker Clamps feature a non-scratch design and are offered in a standard blue color accompanied by stainless steel screws and washers. The Clamps fit...

These 22L PYREX(r) round bottom boiling flasks have short ring necks and take a No. 14 rubber stopper. These ring neck boiling flasks are precisely tooled for uniform stopper fit. The reinforced rim increases mechanical strength. These flasks are used in applications requiring rigid stoppering and...

Durable, machine-blown body. Heavy beaded tubing neck. Flasks feature a sharp graduation line and large white block letters. A ground glass stopper is included. Meets Class A specifications per ASTM E-288. Individually serialized and certified. Our volumetric flasks feature QR code integration to...

Fernbach style culture flask with long style straight neck for either plastic or stainless steel closures, see Ace 3917 and 3918 product families. The bottom of the flask is triple baffled to achieve maximim oxygen transfer to the culture medium. Caution! Do not place on direct heat source.

These PYREX® EZ Access™ wide mouth volumetric flasks are calibrated to Class A tolerances and are designed for microchemical work. The heavy duty, wide mouth facilitates filling and mixing. Supplied with interchangeable Standard Taper PYREX® ground glass stopper. The graduation line is...

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....

Increase productivity by enabling to grow more cells faster and easier. 3- or 5-layer formats provide 525 cm² and 875 cm² cell growth surface area, respectively. Even distribution of media across all layers for homogeneous cell growth Ability to mix cells and reagents in the Falcon...

Features: Increased SAFETY- Unbreakable Lightweight Design Each Dewar is Supplied with a Lid Patented Closed Cell Foam Construction (USPTO # 7,971,744) Lower Boil Off and Consumption of Liquid Nitrogen Patented foam dewars provide a safe and durable vessel for handling liquid nitrogen, dry...

500cm² gas permeable membrane surface area with 5000 mL media capacity. Closed system with semi-automated liquid handling in conjunction with GatheRex Pump. Removable cap designed for tumor fragment addition. Expand 250 million cells into between 15 to 20 billion cells in about 10 days with NO...

FlowTainer™ Erlenmeyer flask caps for use with FlowTainer™ Erlenmeyer flasks are the optimal choice for ease of use and versatility in your cell culture and microbial fermentation workflows. Available in various sizes, our disposable culture flasks offer exceptional gas exchange...

Nest BioFactory™ Systems are compact, multi-layer, single-use cell culture systems designed for easy scale-up cell culture applications, such as production of vaccines, monoclonal antibodies or pharmaceuticals. Versatile, easy-to-use systems for small scale research or commercial production...

For use with round bottom flasks up to 10,000ml. Ribbed to hold flasks securely in place. Stackable. Autoclavable. Excellent chemical resistance. 6 3/4" Diameter and 2" High

Durable, machine-blown body. Heavy beaded tubing neck. Flasks feature a sharp graduation line and large white block letters. A ground glass stopper is included.

Suitable for microchemical applications Side-arm on all sizes is approximately 77 mm below the top of the neck at an angle of 75° Adaptable for use with thermometer calibrated for 76 mm immersion 50 mL flask takes rubber stopper No. 1; 250 mL flasks, stopper No. 3; 500 mL flask, stopper No. 4; 1,000...

This Hickman Still Head is a replacement part for the 6949M series of PYREX® microchemistry kits. The PYREX Hickman Still Head from Corning is crafted from high-quality borosilicate glass to ensure durability and chemical resistance. This component is essential for effective separation of liquids...

Manufactured from borosilicate glass these wine testing volumetric flasks have wide bases and a flat bottoms for stability. Flask neck is graduated in 1mL subdivisions from 680 to 780mL. The long neck is calibrated To Contain at 20°C and markings indicate the volume of liquid when filled to that...

Similar to CG-1600 but with the addition of a mixing bulb between the calibration line and the stopper. The mixing bulb contains approximately one tenth of the flask capacity and aids in the mixing or dissolving of the flask contents. Supplied complete with one solid glass pennyhead stopper. For...

Globe Glass volumetric flasks are calibrated to meet ASTM tolerance specifications for precise measurement in solution preparation and dilution.  A diamond etched graduation line indicates the calibrated capacity of each measuring flask.  Wide mouth options are available for easier filling...