neochrom® Screw cap ND9 w. Hole, black, septum PTFE red/silicone white/PTFE white, 100 pcs./pack

Colored screw caps ND9 made of PP, with short thread 9-425 and hole 6 mm.

1. with septum natural rubber/TEF and Red Rubber/PTFE
Temperature resistant from -40°C to +120°C
Ideal for multiple injections due to good resealing properties
Standard closure for GC and HPLC
Thickness 1.0 mm

2. with septum silicone/PTFE
Temperature resistant from -60°C to +200°C
For single injections
Thickness 1.0 mm

3. with septum PTFE virginal
high temperature resistant
For single use injections
Thickness 0,2 mm