Chemglass Lab Flasks
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Wide mouth design facilitates mixing, pipette access, sampling and filling. Unique Flat Bottom Interior permits the use of a standard stir bar. Large permanent white letters make the capacity clearly visible. Flasks are calibrated "To Contain" at Class A tolerances, per ASTM E288…
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Heavy Wall blanks are 30% heavier than our standard CG-618 series. Blanks are used in the fabrication of single or multi-neck round bottom flasks. NOTE: NECK IS UNFINISHED, FLASK CANNOT BE USED WITHOUT MODIFICATION OF NECK.
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Flask has 6 baffles, 3 baffles on the lower outside edge of the flask and 3 baffles on the bottom surface of the flask to maximize oxygen transfer to the culture medium when used on an orbital shaker. Gray polypropylene vented cap has a 0.22µm (PTFE) hydrophobic membrane to allow gas exchange…
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Round bottom, HEAVY WALL three neck flask with standard taper outer joints on the center and 20º angled side necks. Indentations increase agitation of the contents of the flask during stirring. Please Note: Morton Style Reactors/Flasks Not Suitable For Vacuum.
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Unbreakable Dewar flask is made entirely of Stainless Steel. Dewar flask has many flexible laboratory applications including cooling of small samples and as an insulating flask. Furthermore, it can be used for storage & transport of liquid nitrogen LN2, dry ice CO2, and…
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Heavy wall, wide mouth flask with a GL80 glass thread and a 24/40 connecting adapter. Flasks have a heavy wall for vacuum applications and are balanced to prevent run-out during rotation. Unique design makes it easier to handle highly viscous liquids, powders, and solids. The large opening permits…
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Flask has 4 bottom baffles and a constriction just below the neck to prevent splashing from reaching the closure.
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Glassblowers Flask Blanks, Round Bottom
ChemglassBlanks for fabrication of single or multi-neck round bottom flasks. NECK IS UNFINISHED, FLASK CANNOT BE USED WITHOUT MODIFICATION OF NECK.
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Round bottom, HEAVY WALL three neck flask with standard taper outer joints on the center and side necks. Indentations increase agitation of the contents of the flask during stirring. Please Note: Morton Style Reactors/Flasks Not Suitable For Vacuum.
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Spinner Flask
ChemglassWater jacketed, flat bottomed spinner flasks consist of a water jacketed spinner flask, manufactured from Type 1 Class A borosilicate glass. Flasks are typically used with a circulating water bath. Jacket volumes are approximate and flasks are not graduated. Note: Paddle and Cap assembly are…
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Erlenmeyer Polycarbonate Sterile Flasks
ChemglassErlenmeyer flasks are sterile, non-pyrogenic and manufactured with polycarbonate resin. Flasks are supplied with exclusive DuoCap® designed for both aerobic and anaerobic applications. For aerobic applications the cap utilizes a 0.22µm pore size PTFE membrane for sterile air exchange.…
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Erlenmeyer Iodine Flasks
ChemglassFlask has a funnel top with a standard taper outer grind to accept a 24/40 long neck stopper allowing the handle to extend above the liquid seal. Used in ASTM D29 and ASTM D555. Available complete with stopper or flask only.
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Flasks, Dewar, Tall Form, Foam
ChemglassFeatures: 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…
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Round bottom, HEAVY WALL, four neck flask with standard taper outer joints on the center and 20º angled side necks.
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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.
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Flasks, Filtering, Heavy Wall
ChemglassHEAVY WALL Erlenmeyer shaped filtering flask with standard taper outer joint and serrated hose connection for attachment to vacuum source. For stoppers see CG-3000.
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Round bottom, HEAVY WALL two neck flask with standard taper outer joints on both the center neck and vertical side neck.
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Flat bottom borosilicate flask for use with Labconco and Virtis freeze dryers. Wide mouth design provides easy access sample. PLEASE NOTE: FLASKS ONLY. NOT SUPPLIED WITH RUBBER TOP, FILTER OR O-RING. Note: Labconco and Virtis are not related to or affiliated with Chemglass, and…
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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.
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Flasks, Heavy Wall, Apollo, Single Neck
ChemglassHEAVY WALL single neck flask with a standard taper outer joint. Low profile design allows the flask to sit upright on the bench and also permits easy access of products with a spatula or policeman. The flask contour is excellent for controlled evaporation of foaming solvents during rotary evaporation.
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Round bottom, HEAVY WALL, four neck flask with standard taper outer joints on the center and vertical side necks.
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Flasks, Erlenmeyer, GL Threads
ChemglassFlask has a GL screw thread top and is supplied complete with a polypropylene liner less closure and pouring ring. Graduated to approximate volumes.
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Flasks, Erlenmeyer, Outer Joints
ChemglassErlenmeyer flask with a standard taper outer joint. For stoppers see CG-3000.
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2800mL flasks are designed for culturing organisms that require a large surface area to volume ratio. Available with 70mm screw neck with a solid or vented cap.
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Round bottom, HEAVY WALL, three-neck flask with standard taper outer joints on the center neck and vertical side necks. Lower half of the flask is jacketed with two hose connections for circulation of heating or cooling liquid. Lower outlet is a CG-424-05, 4mm PTFE straight bore stopcock.
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Flasks, Heavy Wall, Pear Shaped
ChemglassPear shape HEAVY WALL flask with a standard taper outer joint.
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Flasks, Dewar, Low Form, Foam
ChemglassFeatures: 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…
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Round bottom, HEAVY WALL single short neck flask with a standard taper outer joint. Flask has two hooks 180°; apart for use with CG-110 stainless steel springs.
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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.
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European style flask with tapered walls and a shallow hemispherical bottom for more efficient mechanical or magnetic stirring. With standard taper outer joints on center and side necks and a #7 Chem-Thread for insertion of thermometers or bleed tubes having an O.D. between 4 and 7mm.
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2800mL flask with 3 baffles on the lower outside edge of the flask to help oxygen transfer to the culture medium.
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