Two-neck round bottom flask 25 ml
oblique SH, 2 NS 14/23

Round bottom flask 5 ml, NS 14/23, DURAN®

Kjeldahl flask 50 ml
with NS 19/26

Two-neck round bottom flask 50 ml
MH NS 14/23, SH NS 14/23 slanted
Borosilicate glass 3.3

Three-neck round bottom flask 100ml
MH NS 24/29, SH NS 19/26
parallel

Three-neck round bottom flask 250 ml
MH NS 29/32, SH 2x NS 14/23 diagonally
Borosilicate glass 3.3

Round bottom flask 100 ml, brown glass
NS 29/32, Boro 3.3,
DIN 12394

Pointed flask 10ml, NS 14/23, DURAN®

Nitrogen round bottom flasks (Schlenk flasks)
25 ml, NS 14/23, with NS stopcock

Nitrogen flask 50ml
NS 14/23, borosilicate glass 3.3

Erlenmeyer flask 100 ml, brown glass
NS 29/32, borosilicate glass 3.3

Pointed flask 10 ml
NS 14/23, Boro 3.3

Round bottom flask 5 ml, NS 14/23, DURAN®
VE=10

Distillation bridge without cooler
350 mm jacket, 2 vertical
Cores NS 29/32

n.abv.n.m.l.
Distillation bridge without cooler
350 mm jacket, parallel shape with sleeve NS 14/23

Claisen distillation attachment
1 NS 29/32, 3 NS 14/23

Round bottom flask 50 ml, NS 14/23
Boro 3.3, without plug

Distillation attachment 1 sleeve 14/23
2 cores 29/32

Distilling adapter
Sleeve NS 14/23, core 14/23,
Core NS 14/23 slanted, borosilicate glass 3.3

Dest. bridge to Claisen
250 mm jacket, with sloping outlet
Cores NS 14/23