material
PTFE/silicone (red PTFE/white silicone), black polypropylene hole cap
feature
closure type black polypropylene hole cap
hardness
45 (Durometer: shore A)
packaging
pkg of 100 ea
septum thickness
1.3 mm
fitting
thread for 8-425
compatibility
for use with 2 mL vial (standard opening)
Application
Assembled screw cap with hole and PTFE/silicone septum may be used to minimise the risk of explosion of diazomethane, during preparation of diazomethane for gas chromatographic analysis. It was also used to seal off the heat treated samples, during determination of sugar-amino acid reaction mechanisms using an automated solid-phase microextraction-gas chromatography-mass selective detection (AutoSPME-GC-MSD) approach.
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