Certified 8-425 hplc vials with closures for Waters HPLC Vials For Hplc at Thomas Scientific 2021 - 05 - 18 GC and HPLC (in contrast to screw neck vials N 9 which can be used alternatively) Supplied in PP boxes with 00 vials each Barcoded vials upon request .6 x 32 mm vials can be ordered as single components or - along with a closure of your choice - as a Vial Kit in a drawer-like PP-box for