Aijiren HPLC chromatogrpahy hplc septum cap factory 2021 - 08 - 19 Aug 05, 2021 · Cuvette. 9 mm Wide Mouth Screw Thread HPLC Vals. 9mm screw thread caps, septa, and vials are designed especially for use with Aijiren's and other rotating or robotic arm samplers 2ml, 12X32mm vials are manufactured of Clear.