2021/7/8 · Hplc autosampler vials | Sigma-Aldrich27419. volume 0.25 mL, amber glass vial, step vial, large opening (with glass insert), pkg of 100 ea. Pricing. Match Criteria: Keyword. Vials 27419. volume 0.25 mL, amber glass vial, step vial, large opening (with glass insert