01 LABORATORY GLASS BOTTLES AND ACCESSORIES
DURAN® GL Membrane Vented Screw Cap
For all GL 45, GL 32 and GL 25 threads. Ideal for autoclaving processes because the 0.2 micron ePTFE membrane permits pressure equalisation and tight sealing, greatly reducing the risk of contamination. Ingress of liquids or solids is prevented and the bottle contents remain sterile.
from PP, blue, with welded-in PTFE, membrane for pressure equalisation
Typical applications: storage or transport of gas generating media, autoclaving of media.
Cat. No.
DIN Thread (GL)
d (OD) (mm)
h (mm)
Pack Unit
291181307 291181907 291182809
25 32 45
33 41 54
19 24 25
5 5 5
h
d
DURAN® Red GL High Temperature Screw Cap from PBT
High leak tightness through use of PTFE coated silicone seal (peroxide-cured silicone). More chemically and heat resistant than PP screw cap. A matching ETFE pouring ring is also available, permitting clean, drip-free use.
with PTFE coated silicone seal
Cat. No.
DIN Thread (GL)
d (OD) (mm)
h (mm)
Pack Unit
screw cap 292400806 292401108 292401305 292401905 292402807 Pouring ring 292441909 292442802
14 18 25 32 45
20 23 33 41 54
17 20 23 26 28
10 10 10 10 10
h
d
32 45
4 4
10 10
DURAN® Replacement Cap Liner
Suitable for PBT screw caps and tamper-evident screw caps. Heat resistance: 130 °C (vapour) and 200 °C (dry heat). Good chemical resistance due to PTFE coating. Silicon is peroxidically cured.
PTFE coated silicone, VMQ
Cat. No.
For screw-caps, red (GL)
Pack Unit
292480805 292481107 292481304 292481904 292482806
14 18 25 32 45
10 10 10 10 10
23
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