Chromatographic autosampler vials are glass vials used for chromatographic autosampling in liquid chromatographs, gas chromatographs, mass spectrometers and other autosamplers and headspace samplers. Gabaɗaya ya ƙunshi cikakkiyar saitin vial, hula da gasket. Abubuwan da ke cikin halayensa cikakke ne, suna iya tsayayya da wata matsin lamba, aikin gado mai kyau, babu tasirin adsorption a kan samfurin.