Black screw polypropylene cap, 5.5mm centre hole 8mm 'Headspace' is the gas space above the sample in a chromatography vial. Volatile sample.

SPME Vials, 18mm Screw Thread Vial Cap: 18mm Magnetic Precision Screw Metal Caps, 8mm Centre Hole Septa: White PTFE/Blue Transparent Silicone Septa.

20mm Magnetic Crimp Cap Blue BiMetal, 3mm PTFE/Silicone Septum w/8mm Hole, 1000pk.

Mar 20, 2018 In this work, we describe a method to enable higher throughput discovery and analysis of microbial volatiles by gas chromatography mass ...

Blue polypropylene cap, 6mm centre hole with red PTFE/white silicone septa, Clear 6mL, headspace vial, 22 x 38mm (used in ISS 100/200 and Series 200, ...

Headspace gas chromatography (Headspace GC) is used to measure volatile compounds that are in the vapor above a solid or liquid sample in a sealed vial. For 

Preassembled stainless steel magnetic screw cap for headspace vials, with 18 mm thread, blue PTFE/white silicon septa with 8 mm center hole.

of vials, closures and crimpers for GC, HPLC and headspace analysis as well as used to analyse volatile substances in a gas mobile phase. In gas.

Feb 22, 2022 Multiple headspace extraction (MHE) gas chromatography (GC) for the analysis of residual volatiles and semi-volatiles in insoluble sample ...