Convenience Kit 9-425 Screw Vial Clear, Blue cap PTFE/Silicone septa pre-slit 100 89239-028 10mm Screw Thread Convenience Kits Pack of Cat . No. Convenience Kit 10-425 Screw Vial Clear 2mL with Graduated Patch and Soft Durometer Red PTFE/Silicone 100 89523-482 Convenience Kit 10-425 Screw Vial Amber 2mL with Graduated Patch and Soft Durometer