4ml chromatography sample vials Screw thread clear vial hplc vial for Shimadzu 4ml-13-V1001 - Aijiren Products Made In China, China Manufacturer. The vials are preferentially used on instruments of Dionex, Shimadzu, Spark, Varian, VWR (Merck ®)/Hitachi, Waters ® (Wisp 48 Position Carousel), etc. 15x45mm, 4ml Screw Neck vials for GC and HPLC For storage purposes also available with closed top