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2 From 4
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134032107
Pear shape flask
Pear shape flask made of Borosilicate glass 3.3
from €9.66
134030217
Flat bottom flask with socket NS 29/32
Flat bottom flask Socket NS 29/32 Borosilicate glass 3.3 According to DIN 12348
from €10.54
134029114
Nitrogen round bottom flasks with stopcock
Nitrogen round bottom flasks With side straight stopcock 2.5 mm and hose connection 9 mm Borosilicate glass 3.3
from €63.15
134029814
Nitrogen round bottom flasks with PTFE valve
With side PTFE valve 0 - 3 mm and hose connection 8 mm Borosilicate glass 3.3
from €72.92
134201046
4-neck flask with tempering jacket, mn NS 29,...
Four necked flask (reaction flask) With tempering jacket Middle neck NS 29/32 2x side necks NS 29/32 1x side neck NS 14,5/23 Side necks at 7° angle to body Bottom run-off valve 0 - 10 mm Borosilicate glass 3.3
from €1,162.46
231716110
Erlenmeyer Flasks PTFE, with ground joint
Erlenmeyer flask Made of fluoroplastic/PTFE With standard ground joint Thicked-walled suitable for vacuum
from €134.10
231715512
2-neck bottom flask, PFA
Two neck-cut round-bottomed flask PFA Made of fluoroplastic, non-porous With central center- and lateral ground joint necks for insertion of thermocouples, electrodes or hoses Conditionally vacuum suitable, e.g. at 30 mbar and a...
from €400.36
231715612
3-neck bottom flask, PFA
Three-neck round bottom flask ground PFA Made of fluoroplastic, non-porous With central center- and lateral ground joint necks for insertion of thermocouples, electrodes or hoses Conditionally vacuum suitable, e.g. at 30 mbar and a...
from €563.43
238518024
Round bottom flask, PFA, NS 29/32
Round bottom flask PFA Transparent Can be used as a safety flask for rotary evaporators High temperature and chemical resistance
from €94.63
Three-necked flask Duran
Three-necked flask Duran
Three-necked flask/Duran 1000 ml-volume-straight Middle NS 45/side NS 29
€91.72
183625014
Erlenmeyerflask with ground socket
Narrow neck 2000 ml Made of quartz glass With grounded joint/DIN 12 387
€435.50
183625017
Erlenmeyerflask with ground socket
Narrow neck 1000 ml Made of quartz glass With grounded joint/DIN 12 387
from €239.00
2 From 4

Discover our selection of ground joint flasks

A ground glass joint is a type of laboratory glassware that creates a quick, leak-tight apparatus with interchangeable parts. Ground joint flasks are available in a range of shapes and sizes. For example, two-neck and three-neck flasks, round and flat bottomed flasks, Erlenmeyer flasks and nitrogen flasks. All types can be found in borosilicate glass. All are available with and without graduation.

A ground glass joint is a type of laboratory glassware that creates a quick, leak-tight apparatus with interchangeable parts. Ground joint flasks are available in a range of shapes and sizes. For... read more »
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Discover our selection of ground joint flasks

A ground glass joint is a type of laboratory glassware that creates a quick, leak-tight apparatus with interchangeable parts. Ground joint flasks are available in a range of shapes and sizes. For example, two-neck and three-neck flasks, round and flat bottomed flasks, Erlenmeyer flasks and nitrogen flasks. All types can be found in borosilicate glass. All are available with and without graduation.