Vials 300 at Thomas Scientific. Vials 300 found in: TARGET DP VIAL, PP, 300UL, 10mm ID Screw Top Clear Glass Vial with sealed 300 µL Insert, 10mm ID Screw Top Amber Glass Vial with sealed.. Manufactured from polypropylene 300 µL conical interior reduces sample size Available with snap/crimp or screw top finish 100 vials per shelf pack/1000