HPLC Vials 10-425 1.5ml Screw Vials Wide-opening vials provide an increased target area for easier sample preparation and to reduce the chance of bent or broken needles during samplingr Vials are manufactured of Clear, Type 1 Class A or Amber, Type 1 Class B. What are the part numbers for the ACQUITY UPLC, H-Class, I-Class and UPC2 sample