Free sample 10-425 screw top 2ml vials with pp cap 1.4ml Screw Neck hplc Vials ND13 2.13-425 PP Screw caps, PTFE/silicone septa 3.Made of Clear or Amber borosilicate glass Feature Get Price China Autosampler Vial Manufacturers, Suppliers, Company. Sigma 2ml vials with caps in amber for HPLC sampling price.