12. 2021-07. Screw Top Sample Vial With Closures Factory. Vials, screw top, clear glass (vial only) | Sigma-Aldrich Vials, screw top, clear glass (vial only) Product Number. Product Description. SDS. 854190. volume 4 mL, clear glass vial, thread for 13-425, pkg of 100 ea. Pricing. aijiren hplc vial with insert for 2ml clear vials-aijiren