Caps for narrow neck reagent bottles, PP

a) Tamper-evident cap, blue, with conical seal and tamper-evident ring. Immediately indicates unauthorised opening. Perfect for determining whether the cap has been removed.
b) Tamper-evident cap, red, with PE foam lining and tamper-evident ring. Immediately indicates unauthorised opening. Perfect for determining whether the cap has been removed.
c) Tamper-evident cap, white/blue, with child-proof lock, conical seal and tamper-evident ring. Immediately indicates unauthorised opening. Perfect for determining whether the cap has been removed.
d) Tamper-evident cap, white/red, with child proof lock, tamper-evident ring, conical seal and degassing membrane. Immediately indicates unauthorised opening. Perfect for determining whether the cap has been removed.

e)Tamper-evident cap (not oulined below), red, degassing cap, with conical gasket and degassing membrane.
For bottles 100 to 1000 ml
For Thread o.d. 32 mm
Figure b