网页PTFE septa closure exporter Sigma-aijiren HPLC Vials 1.5ml vials septa cap China-aijiren HPLC VialsDISCRIPTION. 1. 2ml / 1.8mlvial Clear with Screw Cap Black & PTFE Septa (8mm) 2. 2ml/1.8ml Vial Amber with Screw Cap aijiren 2ml HPLC Vial Insert for Sale-aijiren Hplc Vials 2021/6/28 · aijiren Technology