Aijiren 250ul Vial Insert, Glass Spring Bottom for 9, 10, 11mm Vials. Type: IP250. Volume: 250ul. Dimension: 5.7x29mm. Material: Clear Glass. Suit for: 9mm, 10mm, 11mm vial. Bottom: Mandrel with polymer feet. Send Inquiry Chat Now. TAGS: hplc-insert autosampler-vial-inserts glass-insert hplc-vial-micro-insert hplc-vial-inserts micro-insert.