The Universal Autosampler Vial: Compared with 11mm crimp top type, the 9-425 screw one can be much applied as hand removing convenient. The vials can be used on all common autosamplers due to their technical geometry, preferentially they are found on Aijiren, HTA, Shimadzu, Thermo, Varian,Waters, etc. Standard vials for GC and HPLC