2ml clear autosampler vial for hplc Amazon-Aijiren HPLC 2Ml Clear Autosampler Vial,12Mm Diameter, 32Mm Height, 9-[9-425 Screw Vials] - 2Ml Hplc Vials With Unique Thread Design Ensures Consistent Seal And Can Be Reused, Not Volatile, Easy To Use, Amber Vial With Large Writing Patch For Sample Identification