vials with caps in clear for Waters HPLC supplier Aijiren. 2ml Auto sampler vials 9mm Screw neck for Aijiren & Waters HPLC Part number Description Qty STANDARD MOUTH (9*425) 12MM*32MM NC-9SCG-3212-W/O 2ml Clear Glass Screw Top Vials 100/Pk NC-9SCG-3212-W 2ml Clear