Home » News » 4ml 13mm Screw Vials » 4ml Routine Autosampler Vial for Shimadzu Professional 9mm Short Thread HPLC Vials--Aijiren Vials for HPLC/GC Screw Thread Vials are available in 8-425 (8mm), 9-425 (9mm), 10-425 (10mm) and 13.425 (13mm) neck finishes.