Boiling Flasks
-
Florence Boiling Flasks
EiscoMade of high quality, heavy duty Borosilicate glass Narrow neck, flat bottom, beaded rim. Perfect for any science or home laboratory Florence boiling flask made out of high quality, heavy duty borosilicate glass. Narrow neck, beaded rim and flat bottom. No stopper included. …
-
Flask, Boiling, Round Bottom, 250ml
DWK Life Sciences (Kimble)KIMAX® round-bottomed boiling flask Reinforced tooled top Designed from ASTM Specification E1403, Type II, Class I, requirements Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements
-
Round bottom flasks, three vertical necks, spherical outer joints. Available in standard and heavy wall.
-
Round bottom, single neck flasks design for use with our 6810 series giant extractor apparatus.
-
Flask, Round Bottom, Three Neck
Ace GlassRound bottom flasks, three vertical necks, standard taper outer joints, standard and heavy wall. Flasks feature a flare-out directly below the center joint to facilitate cleaning and removal of stir blades.
-
SYNTHWARE Round Bottom Flasks with Joint Hooks
Kemtech AmericaSYNTHWARE round bottom, heavy wall, single neck flask with a standard taper outer joint. All sizes are hand blown from tubing to ensure uniform wall thickness. Flask has two hooks 180° apart for use with stainless steel joint springs.
-
Flask, Round Bottom, Ace-Thred Side Port
Ace GlassRound bottom, single neck flask with Ace-Thred side port supplied with our 5029-10 nylon bushing and 7855-704 FETFE o-ring. Bushing is ideal for use with thermometers or bleed tubes of up to 7mm OD. Available in standard and heavy wall versions.
-
-
SYNTHWARE Round Bottom Three Neck Flasks with Bottom Outlets
Kemtech AmericaSYNTHWARE round bottom, heavy wall, three neck flasks with a bottom outlet. Both the center neck and the vertical side necks are standard taper outer joints. The lower outlet is a 4mm straight bore PTFE stopcock. All sizes are hand blown from tubing to ensure uniform wall thickness.
-
PYREX Boiling Flasks
CorningCarefully designed and manufactured from borosilicate glass Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance Excellent chemical durability provides contamination-free results and long life…
-
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 larger capacity round bottom flasks.
-
Flask, Round Bottom, 3 Neck, Angular
United Scientific SuppliesUnited Scientific™ three-necked boiling flasks with ground glass 24/40 joints are made from low-expansion borosilicate glass. Feature uniform wall thickness for superior mechanical strength and shock resistance. 24/40 ground glass joints Available in four capacities Made from…
-
SYNTHWARE Microscale 3-Neck Round Bottom Flasks
Kemtech AmericaRound Bottom Flask, Micro Scale, Synthware, Capacity: 25, or 50mL available, Joints: 14/10 threaded.
-
These PYREX(r) pear-shaped boiling flasks have full length outer 14/20 Standard Taper joints and are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance.…
-
Round bottom, HEAVY WALL single short neck flask with a spherical socket joint. Flasks having a 35/20 socket joint are used as replacements for the collection flask on rotary evaporators.
-
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.
-
Flask, Three Necks, Angled
Ace GlassRound bottom flask, three necks with angled sides. All joints are standard taper. Available in standard and heavy wall.
-
Pear-shaped boiling flasks have full length outer 14/20 Standard Taper joints and are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for greater shock resistance. Their…
-
SYNTHWARE Round Bottom Flasks
Kemtech AmericaSYNTHWARE round bottom boiling flasks with full length standard taper outer joint. All sizes are heavy wall design and are hand blown from borosilicate tubing to ensure uniform wall thickness.
-
Heavy Wall 10L Round Bottom 3-Neck Flasks
Across InternationalAi 10L heavy wall, 3-neck round bottom flask with 24/40 and 34/45 standard taper joint. Comes with two vertical 34/45 side necks and one 24/40 center neck. Glass material: high borosilicate glass 3.3.
-
Flask, Round Bottom, Septum Port
Ace GlassRound bottom, single neck flask with septum port for use with air-sensitive material. Available in standard wall and heavy wall versions. All flasks supplied with a 9096-32 septum.
-
Round Bottom Four-Neck Flasks
SP Wilmad-LabGlassAvailable in various sizes, these borosilicate glass round bottom flasks have four vertical necks - one center neck and three side necks which are 90° apart. All necks have Standard Taper outer joints.
-
Flasks, Flat Bottom, Long Necks
ChemglassSingle neck, flat bottom flask with a standard taper outer joint.
-
Pear Shaped Boiling Flasks
DWK Life Sciences (Kimble)Single-neck flask with a Standard Taper outer joint at top Heavy wall Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements
-
Florence Boiling Flasks
EiscoMade of high quality, heavy duty borosilicate glass Narrow neck, flat bottom, beaded rim Perfect for any science or home laboratory Florence boiling flask made out of high quality, heavy duty borosilicate glass. Narrow neck, beaded rim and flat bottom. No stopper included. Autoclavable, with…
-
These PYREX(r) round bottom boiling flasks have full length outer Standard Taper joints, but with shorter necks. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are carefully controlled to provide the proper balance between thermal expansion and mechanical strength for…
-
SYNTHWARE Microscale Pear-Shape Flasks
Kemtech AmericaPear Shape Flask, Threaded, Synthware, Capacity: 5, 10, and 25mL available, Joint: 14/10, Supplied with one open top compressioncap and one size 014 Viton O-ring and one PTFE-faced septa.
-
Flat-Bottom Flasks
GSC International, Inc.These quality flat bottom boiling flasks are made from heat-resistant borosilicate glass, and have narrow mouths, tooled top finishes, and thick walls. PRODUCT WARNINGS WARNING: This product can expose you to chemicals including lead, which are known to the State of California to…
-
Borosilicate Glass Flat Bottom Boiling Flasks
United Scientific SuppliesBorosilicate Glass Flat Bottom Boiling Flasks are designed to give the best combination of thermal shock resistance, physical strength, and resistance to chemical attack.
-
Round Bottom Boiling Flasks, SJ Joint, Heavy Wall, with Plastic Safety Coating
DWK Life Sciences (Kimble)KimCote® plastic-coated single neck flask with a SJ socket joint. Useful as rotary evaporator condensate collection flask or as a replacement for European designation KS 20/35.
-
Flask, Two Necks, Vertical
Ace GlassTwo neck, one center and on vertical side neck, round bottom flask with standard taper joints. Available in standard wall or heavy wall.
-
PYREX round bottom boiling flasks have full length outer Standard Taper joints, but with shorter necks. They are manufactured from No. 7740 borosilicate glass. Wall thicknesses are controlled to provide balance between thermal expansion and mechanical strength for greater shock resistance. The…