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1 From 4
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Three-necked round-bottom flask, 250 ml, MH NS 29, SH 2x NS 14/23, 7° inclined
Three-necked round-bottom flask, 250 ml, MH NS...
Three-necked round-bottom flask center neck NS 29 2 side necks NS 14/23, 7° slanted Borosilicate glass 3.3
Content 1 piece(s)
€179.00
Lenz_Rundkolben_mit_Schliff
DURAN® Round bottom flask, 50 mL, NS 29/32
DURAN® Round bottom flask, 50 mL, NS 29/32
€12.39
Erlenmeyer Flasks PTFE, with ground joint, 500 ml
Erlenmeyer Flasks PTFE, with ground joint, 500 ml
Erlenmeyer Flasks PTFE, with ground joint 500 ml NS 29/32
€612.56
DURAN® Round bottom flask, three necks, Center NS 24/29, Side NS 14/23
DURAN® Round bottom flask, three necks, Center...
Manufactured from borosilicate glass. DURAN® Triple Neck Flask allows for uniform heating. • Round-bottomed • Borosilicate glass • Ideal as a cooking glass • Uniform heating • Typical applications include distillation, extraction
from €70.66
DURAN® Round bottom flask, three necks, Center NS 29/32, Side NS 29/32, 2,000 mL
DURAN® Round bottom flask, three necks, Center...
Manufactured from borosilicate glass. DURAN® Triple Neck Flask allows for uniform heating. • Round-bottomed • Borosilicate glass • Ideal as a cooking glass • Uniform heating • Typical applications include distillation, extraction
€122.01
DURAN® Round bottom flask, three necks, Center NS 29/32, Side NS 14/23, 2,000 mL
DURAN® Round bottom flask, three necks, Center...
Manufactured from borosilicate glass. DURAN® Triple Neck Flask allows for uniform heating. • Round-bottomed • Borosilicate glass • Ideal as a cooking glass • Uniform heating • Typical applications include distillation, extraction
€110.00
DURAN® Round bottom flask, three necks, Center NS 29/32, Side NS 14/23, 1,000 mL
DURAN® Round bottom flask, three necks, Center...
Manufactured from borosilicate glass. DURAN® Triple Neck Flask allows for uniform heating. • Round-bottomed • Borosilicate glass • Ideal as a cooking glass • Uniform heating • Typical applications include distillation, extraction
€89.33
DURAN® Round bottom flask, three necks, Center NS 29/32, Side NS 29/32, 500 mL
DURAN® Round bottom flask, three necks, Center...
Manufactured from borosilicate glass. DURAN® Triple Neck Flask allows for uniform heating. • Round-bottomed • Borosilicate glass • Ideal as a cooking glass • Uniform heating • Typical applications include distillation, extraction
€89.33
DURAN® Round bottom flask, three necks, Center NS 24/29, Side NS 19/26, 500 mL
DURAN® Round bottom flask, three necks, Center...
Manufactured from borosilicate glass. DURAN® Triple Neck Flask allows for uniform heating. • Round-bottomed • Borosilicate glass • Ideal as a cooking glass • Uniform heating • Typical applications include distillation, extraction
€84.65
DURAN® Round bottom flask, three necks, Center NS 29/32, Side NS 29/32, 1,000 mL
DURAN® Round bottom flask, three necks, Center...
Manufactured from borosilicate glass. DURAN® Triple Neck Flask allows for uniform heating. • Round-bottomed • Borosilicate glass • Ideal as a cooking glass • Uniform heating • Typical applications include distillation, extraction
€108.68
DURAN® Round bottom flask, three necks, Center NS 29/32, Side NS 14/23, 500 mL
DURAN® Round bottom flask, three necks, Center...
Manufactured from borosilicate glass. DURAN® Triple Neck Flask allows for uniform heating. • Round-bottomed • Borosilicate glass • Ideal as a cooking glass • Uniform heating • Typical applications include distillation, extraction
€76.67
DURAN® Round bottom flask, three necks, Center NS 29/32, Side NS 14/23, 250 mL
DURAN® Round bottom flask, three necks, Center...
Manufactured from borosilicate glass. DURAN® Triple Neck Flask allows for uniform heating. • Round-bottomed • Borosilicate glass • Ideal as a cooking glass • Uniform heating • Typical applications include distillation, extraction
€69.34
2-neck bottom, 20° angle
2-neck bottom, 20° angle
Two necks round bottom flask 100 ml Middle neck NS 14/23 Side neck NS 14/23 (20° angle) According to DIN 12394 Borosilicate glass 3.3
from €28.52
DURAN® Round bottom flask, two necks, Center NS 24/29, Side NS 19/26, 250 mL
DURAN® Round bottom flask, two necks, Center NS...
• Round-bottomed • Manufactured from borosilicate glass • Two necks, , curved side neck • Center neck • Ideal as heating vessel for distillation, extraction • USP standard
€72.00
DURAN® Round bottom flask with standard ground joint
DURAN® Round bottom flask with standard ground...
• Provides uniform heating • Typical applications are distillation and extraction • With white, matt labelling area • Very good chemical resistance • High temperature resistance • Minimal thermal expansion giving relatively high...
from €17.56
134020007
Round bottom flask with middle neck
Round bottom flask Borosilicate glass 3.3
from €7.82
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 €96.52
DURAN® Blanks for Engler distilling flasks, with beaded rim
DURAN® Blanks for Engler distilling flasks,...
Engler flasks, made of DURAN®, borosilicate glass. • Very good chemical resistance • High temperature resistance • Minimal thermal expansion, giving relatively high resistance to temperature changes Uniform wall thickness distribution...
€22.25
DURAN® Distilling flask, Engler type
DURAN® Distilling flask, Engler type
DURAN® Distilling flask Engler type
from €38.13
241853602
DURAN® Round bottom flask, three necks, center...
Manufactured from borosilicate glass. DURAN® Triple Neck Flask allows for uniform heating. • Round-bottomed • Borosilicate glass • Ideal as a cooking glass • Uniform heating • Typical applications include distillation, extraction
from €69.34
134027213
3-neck bottom flask, 20° angle
Three necks round bottom flask Borosilicate glass 3.3
from €42.51
DURAN® Pear shape flask with standard ground joints
DURAN® Pear shape flask with standard ground...
DURAN®, borosilicate glass 3.3, clear. • Very good chemical resistance • High temperature resistance • Minimal thermal expansion, giving relatively high resistance to temperature changes • The conical geometry makes them ideal for...
from €19.96
DURAN® Erlenmeyer flask with standard ground joint
DURAN® Erlenmeyer flask with standard ground joint
• Conical shape makes these flasks ideal for mixing liquids • With easy-to-read scale and large labelling field for easy marking • Even wall thickness • Suitable for use as heating glassware
from €19.14
1 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.