Cap Type: Pre-slit Screw Thread Top; Size: 9 mm; Suitable for Vial Type: 1.5 mL, 1.8 mL, 2 mL 9-425 vials; Color: Blue, screw cap with PTFE / Silicone septa; Pre-slit openning; Application Compatible with aijiren, Thermo, aijiren Technology HPLC instruments. Compatible with a wide range of Autosampler vials in chemical industry, pharmaceutical industry and scientific research laboratories.