4.0 mL Clear Screw Top Vial Combo Pack w/ PTFE Seal (100/pk)

154505 - Ideal for your most demanding sampling needs. Recommended for pH-sensitive work and other highly critical applications. 4.0 mL clear screw-top vial, 15x45 mm. 13-425 threads. Type 1 borosilicate glass. These fit WISP (registered) autosamplers. 312115 - 12 mm open-hole black polypropylene screw cap. 13-425 threads. Fits 4 mL, 15x45 mm screw-top vials. 312005 - 12 mm x 0.25 mm thick disks of pure PTFE, to fit 13-425 thread screw caps. For one-time use, not resealable.Packaged: 9-3/8 in. x 7-1/4 in. x 2 in. Cardboard box; Weight: 703 g.