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 And It With Iso 9001 Certificated..