Seals with different materials for your

specifically application:

PTFE- seal

-virginal-

- high chemical resitance

PTFE- black- seal  -special PTFE-

- high chemical resistance

- less friction than virgin PTFE

- less electrostatic charge 

- higher robustness

- less "cold flow"*

- higher longevity

Ordering Information:

For syringes with PTFE black- seal please add "bl"

to catalog no. (xxxxxxx- bl)

PE- HD- seal   -Polyethylene

High Density-

- better durability than virginals PTFE when working with salty solutions

*what we by mean by "cold flow"? Virgin PTFE changes its form under pressure .