material
PTFE/silicone , black polypropylene (Top Hat)
feature
pre-assembled
packaging
pkg of 100 ea
fitting
top hat cap
application(s)
general analytical
compatibility
for use with 4 mL vial with 13-425 thread
General description
Preassembled closure and septa designed to provide a positive physical lock to assure that components arrive intact.
Application
PTFE-silicone-PTFE screw cap may be used for capping samples contained in a micro-insert vial, to be loaded on to GC/MS for biochemical lipid determination, of fat mass in Caenorhabditis Elegans.
Screw cap may be used for capping water samples in amber glass vial comprising of a polytetrafluoroethylene silicon septum for the analysis of chlorinated volatile organic compounds in water samples using headspace-solid-phase microextraction with gas chromatography (HS-SPME-GC).