Thermo Fisher clear HPLC sample vials with cap. 9mm thread caps, septums, 9mm 2ml HPlc screw vials are specifically designed for use with THERMO FISHER and other rotating or robotic arm samplers. 9mm2ml Hplc screw vials are manufactured in transparent glass, Type 1 Class A or Amber, Type 1 Class B borosilicate glass and contains a write patch