网页EXW price hplc inserts for 2ml vials-Aijiren HPLC Vials Price is US$ 2,85 per piece. 2 ml hplc vial | Sigma-Aldrich. black polypropylene hole cap, thread for 8-425, PTFE/silicone, Top Hat (septa and closure designed to fit together tightly), for use with 2 mL vial, 4.6 mm opening, pkg of 100 ea Supelco pricing. 100Pcs 10ml Sample Vials with.