en.finetech-filter.com. VISIT US. Vials/Caps/Septa Manufacturer Syringe Filter Manufacturer Lab Consumables Manufacturer Laboratory Instruments. 01. HPLC Vials & Caps. AI HPLC 2ml Vials & Caps (8-425) A2 HPLC 2ml Vials & Caps (9-425) High quality Unique thread design USP TYPE I