Nov 19, 2020 · Vial Insert Size : 6*31mm ; Vial Insert Volume : The Maximum Volume is 300ul ,Standard Volume is 250ul ; Glass hplc vial Insert Material : USP Type 1, 68 Borosilicate Expansion, Clear Glass ; Application: Insert Tube for 9-425 Vials,11mm Crimp Top Vial and 11mm Snap Top Vial ; Insert Content : 100pcs/pk