Vials are tested for high recovery of analytes at 1 ng/mL concentration, using UPLC®/MS/MS (MRM). TruView Vials exhibit the lowest surface adsorption of any LC autosampler vial on the market. 96-Well Plate, 700 µL per well is made from a clean grade of polypropylene. The wells are designed to maximize sample recovery for all ACQUITY UPLC