IB300, 300uL, 31*6mm, 300ul Micro-Insert, 31*6mm, clear glass, flat bottom; suits ND9 Vials. Can stand in Aijiren vials with screw-thread or crimp-top vials. Vials - Shimadzu Scientific US Webstore. Vials, 1.5mL Clear Glass Vial Only, Short Thread Vial, 12 x 32mm, 9mm Vials, 200µL TPX Vial w/ Glass Micro Insert, 12 x 32mm, 9mm opening, 100/pk.