2 ml 9-425 Shorter Screw Thread Vials with caps and septa ND9 Wider Opening. 1.The vials can be used on all common autosamplers ,preferentially they are found on HTA,Shimadzu,Thermo,Varian,aijiren Technology,etc. 2. 2ml ,12*32mm vials are manufactured of Clear,Type 1 Class A or Amber ,Type 1 Class B borosilicate glass and with or without a write-on patch for