SYNTHWARE round bottom, heavy wall, four neck flasks with standard taper outer joints on both the center neck and the vertical side necks. All sizes are hand blown from tubing to ensure uniform wall thickness.

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

Eisco Kohlrausch Flasks are made of high quality, heavy duty Borosilicate 3.3 glass. Class A tolerance, ±0.06ml as per ISO/ASTM. Kohlrausch flasks feature an expanded neck and are ideal for introducing solids and viscous liquids. Flask stands 6.5" tall, with a base measuring 2.25"…

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.

Manufactured from type 1 class A borosilicate glass and designed for culturing organisms requiring a large surface area-to-volume ratio. The flask is supplied with a GL45 blue polypropylene linerless screw cap and pouring ring. Dimensions: 200 x 157mm

Shake Flasks are the basic tool for growth studies of aerobic microbial cultures and have rigidly controlled baffle angles and depths to promote optimal oxygen transfer while reducing vortex formation. Designed for use with Orbital Shakers.

Shaker holder for 500 mL Erlenmeyer flask. The Erlenmeyer flask holder will hold a single flask Mid-Range shaker holds up to four

Manufactured from type 1 class A borosilicage glass with cleanout port and depressed sidearm. Supplied with black phenolic rubber lined 38-415 center cap and 18-415 sidearm cap.

Permanent graduation line Machine-blown bodies Heavy-beaded, heavy-tubing necks are tooled for polyethylene stopper Stopper is made with a closed bottom and is of linear, high-density polyethylene to conform to Standard Taper stopper dimensions

Tissue Culture Flasks are available in Tissue Culture Treated and Non-treated Suspension Culture Versions Tissue Culture Treated Flasks have uniform hydrophilic surface ideal for consistent cell attachment Convenient zip-closure bag is a practical alternative to folding and taping open bags …

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…

Adjustable spinner height. Ptfe impeller assembly rides on glass bearings for friction free operation. 25ml & 50ml have black phenolic rubber lined caps. 100ml-300ml have polypropylene caps, silicone gasket and pouring rings. Size: 25ml Dimensions: 38mm ox 120mm tall Center neck: 38mm Sidearms: 18mm

Class A Borosilicate Glass, 3 side baffles positioned at 120 degree and 3 bottom baffles offset from side baffles, GL45 PP Membrane Cap has a sealed in 0.2µ PTFE membrane, cap can be tightened during autoclaving.

Plug-seal screw caps Graduated Neck opening: 29 mm Ideal for all media prep and storage needs. Easy to use with larger volume serological pipets.

Rugged cylindrical reaction flask with Duran, flat, ground flange with O-Ring groove, for use with 6517 Quick Release Clamp but with indents for greater agitation. Each flask is supplied with one CAPFE O-Ring (PTFE encapsulated silicone O-Ring). Plain silicone O-Rings are also available. For…

Made of high quality, heavy duty, borosilicate 3.3 glass Beaded rim facilitates proper stopper fit (stopper not included) Class A tolerance, as per ISO 1042 Features a single graduation mark for precise dilution and preparation Volumetric flask made of high quality, heavy duty borosilicate 3.3…

Made of high quality medical grade polystyrene Available flask sizes include surface areas of 25 cm 2 , 75 cm 2 , or 175 cm 2 Plug cap and filter cap options available for all flask sizes Plug caps completely isolate the culture from the outside environment Filter caps prevent…

Made of high quality, heavy duty, borosilicate 3.3 glass Class A tolerance conforms with ISO 1042 standards Includes calibration certificate from ISO accredited testing lab Fitted with an interchangeable polyethylene stopper Features a single graduation mark for precise dilution and preparation…

  ABS LD Class  4 Liter Liquid Nitrogen Capacity  0.19 Liter/Day Static Evaporation Rate  Neck Diameter (mm): 35  Exterior Height (mm): 426.7  Exterior Diameter: 185.4  Designed for efficient storage of LN2 …

With barrel-shaped Standard Taper glass stopper Calibrated to contain at 20°C

Cell culture shake flask with three bottom edge baffles and three bottom baffles to greatly enhance mixing of cells in suspension and gas transfer to media. Ideal for use with reciprocating baths and shakers. Long style, straight neck accomodates either plastic or stainless steel closures, see Ace…

Type 1, Class A borosilicate glass Meets all USP XXIV, Monograph <711> specifications Precision formed with flat flange and hemispherical bottom Glass vessels are sterilized Graduations in 50mL increments, from 400mL to 1000mL

Heavy wall round bottom three neck flask with standard taper outer joints on center and side necks. Lower outlet is a CG-911-A extended tip which fills the seat area and permits total agitation of the contents of the flask. Once opened the contents of the flask will drain through the sidearm. The…

50cm² gas permeable membrane surface area with 500 mL media capacity. Expand 25 million cells into between 1 billion to 2 billion cells in about 10 days with NO medium exchange. [GAMMA IRRADIATED. For non-clinical, non-therapeutic, research use only.]

Lightweight plastic material is easier and safer to handle than glass Designed for mammalian suspension culture applications as well as bacterial & yeast culture Baffled flasks enhance both vertical and circular culture movement to improve aeration Vent cap options are available to…

RAY-SORB Processed Glass with PTFE 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…

Made of high clarity, 100% virgin polystyrene. Sterilized by E-beam, SAL=10-6. Non-Pyrogenic, DNase/Rnase free cell culture bottles. Frosted writing and clear graduations. Notched bottom for slip free stacking. Clear lot number for batch traceability. Cell culture bottles packaged…

Round bottom, HEAVY WALL single short neck flask with a standard taper outer joint. The 29/26 flasks have a groove tooled just below the grind to aid in clamping of the flask. Please note: There are separate listings for different capacity single neck round bottom flasks.