Aijiren - Vial insert, 200 µL, glass, flat . Vial insert, 200 µL, glass, flat bottom, for 2 mL standard opening (8 mm) screw top vials, 100/pk, Manufacturer: Aijiren Technologies This websites use cookies. By continuing to browse the site you are agreeing to our use of cookies. Aijiren 400ul flat bottom glass insert, 500/pk