ND15 8ml HPLC Vials - Quzhou Lab Technology Co.,Ltd. ND15 8ml HPLC Vials 15mm screw thread caps, septa, and vials are designed especially for use with EPA vials manufacturer''s and other rotating or robotic arm samplers 8ml, 16.6X60mm vials are manufactured of Clear Type 1 Class A or Aer, Type 1 Class B borosilie glass