Micro-Inserts Position : Home » Products » 1-4mL Autosampler Vials for HPLC, UPLC, GC » Micro-Inserts Micro-Inserts Application: Suitable for 8-425, 9mm, 10-425, 11mm snap vials Material: Glass for Insert, Polymer for feet Dimensions: 5x29mm,5x31mm/5