Athena Vials .5ML HPLC, Packaging Type: Standard, Rs 400. 2mL, Amber Glass, 2*32mm, Flat Base, 9-425 Screw Thread Vial with White Write-on Patch and Graduation Lines. 00pcs/pk. Hplc glass 2ml wholesale chromatography vial Snap Vials in mm size provide a secure seal that minimize evaporation, even with volatile samples.