3 Neck Round Bottom Flask

Micro round bottom 3-neck flask with all 14/10 threaded outer joints. Supplied complete with open-top screw caps (MW-102-33) and Viton O-rings (MW-100-08).

Round Bottom Flask, Micro Scale, Synthware, Capacity: 25, or 50mL available, Joints: 14/10 threaded.

Ai 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.

Three-neck heavy wall round-bottom flask with Standard Taper outer joints Side necks are angled Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

Available in various sizes, these borosilicate glass round bottom flasks have three vertical necks with Standard Taper outer joints. The side necks are 180° apart.

SYNTHWARE round bottom, heavy wall, three 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.

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

Three-neck heavy wall round-bottom flask with Standard Taper outer joints Side necks are vertical Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

Available 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.

KIMAX® round bottom boiling flask with a short neck and a medium length Standard Taper joint Designed from ASTM Specification E1403, Type II, Class III requirements Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A…

SYNTHWARE 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.

Round bottom flask with four necks arranged 3 in-line and one at 90 degrees. The three side necks are angled.

Round bottom flask with four necks arranged 3 in-line and one at 90 degrees. The three side necks are angled.

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.

Round bottom flask with four necks arranged 3 in-line and one at 90 degrees. 500ml and smaller flasks have angled side necks while larger sizes feature vertical necks. Available in heavy wall.

Short neck 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 carefully controlled to provide the proper balance between thermal expansion and…

Round bottom Short ring neck These PYREX® round bottom boiling flasks have short ring necks. 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…

With outer joints with side necks angled. Available fabricated with heavy walls, approximately 30% heavier than regular wall flasks. Round bottom, three neck flask with angled sides. All joints are standard taper. Available in standard and heavy wall.<

Round 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.

Round bottom, three neck flask. Side necks are angled. Available in standard wall for more rapid heating or heavy duty for mechanical shock resistance. Microscale flasks, codes -34 & -36, feature 14/10, 20-400 externally threaded cap-seal joints supplied with 14.7-15mm holed caps, PTFE faced…

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 round…

These 100mL PYREX(r) round bottom boiling flasks have long necks with tooled mouths and take a rubber stopper. 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 greater…

All PFA three neck round bottom flask with standard taper outer joint center neck and two additional 20° angled side necks. Allows assembly with a temperature probe, electrode or tube. Flask can withstand MAX temperature of 250°C and a MIN temperature of -200°C.

KIMAX boiling flask with a short neck and a medium length standard taper joint. Designed from ASTM Specification E1403, Type II, Class 3 requirements.

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…

Synonyms: flask round bottom; round bottom flasks; round bottomed flask Legal Information: Aldrich is a registered trademark of Sigma-Aldrich Co. LLC

KIMAX boiling flask designed from ASTM Specification E1403, Type II, Class 3 requirements.

Round bottom flask with five necks arranged 3 in-line, one standard taper front and one #7 Ace-Thred front (ideal for suspending a thermometer or probe). All necks are vertical. Available in heavy wall. Supplied complete with a 5029-10 nylon bushing an

Round bottom flask with four necks arranged 3 in-line and one #7 Ace-Thred neck (ideal for suspending a thermometer or probe) at 90 degrees. The 500ml and 250ml sizes have angled side necks while the larger sizes feature vertical necks. Available in he

Kontes™ flask with three angle necks for heating, stirring and solvent stripping without impairing ease of liquid and solid transfer. Three-neck heavy wall round-bottom flask with Standard Taper outer joints Side necks are angled Manufactured from 33 expansion, low extractable…

Round bottom flask with five necks arranged 3 in-line, two 90 degrees front and back of in-line necks. All necks are vertical. Available in heavy wall.

Round bottom, HEAVY WALL three neck flask with standard taper outer joints on the center neck and 20º angled side necks. For Larger Flasks See CG-1524.