Aug 20, 2021 · Free sample 2ml HPLC vial insert with mandrel interior and Limited Volume Conical Bottom Low Volume Insert Suit for 8 Certified 250ul insert conical for hplc vials VWR-Aijiren Hplc Limited volume vials, low volume vials – Capital Analytical Certified EPA Vials; 0.7ml crimp top vial conical bottom clear 7x40mm use 8mm crimp seals and septa