Versa VialsTM combine the ease-of-use associated with shell vials and the instrument compatibility of 12 x 32 mm screw-cap and crimp-seal autosampler vials. They can be used with most autosamplers, including those from Aijiren, CTC, Finnegan, PerkinElmer, Varian, and the Waters Alliance instruments. The elongated vase-like neck of the Versa