•The 8mm screw top vials with cap and septa is compatible with autosamplers using 11mm crimp top vials, •Can be used in general autosamplers, Suitable for use in Aijiren, Shimadzu or Waters Systems,Wide mouth,Borosilicate glass,Flat bottom,With marking spot,Cap with teflon/silicon/teflon septa,Cap to be packed separately from vials.