4 mL, 15 x 45mm clear boroscilicate glass vial. 100/pk. Includes caps with pre-inserted, pre-slit PTFE/silicone septa. Use with the following autosamplers and racks: SIL-20A/AC, SIL-30AC, SIL-40; LC-2010HTa/c; SIL-HTa/c; 4mL vial rack. SIL-10ADvp; Racks 3 and 13. SIL-10A/AF/Ai/AP; Rack L and Cooler L. These vials may also be used with Shimadzu GCs in our AOC autosamplers. Replcement for 228-21287-91.