Trace 1300 Series Gas Chromatograph Consumables. 8 mm polypropylene empty open top screw cap 8 mm seal,blue silicone/clear PTFE 300 μL screw top fixed insert vial,clear with ID patch 2 mL wide mouth screw top vial,clear with ID patch 9 mm screw cap,blue,prefitted silicone/PTFE seal 9 mm magnetic cover and screw cap,prefitted with a soft silicone/PTFE seal 300 μL snap cap fixed insert