Jul 08, 2021 · EPA vials of 20ml, 40ml, 60ml, clear and amber color, with 24-400 screw finish 2. We can produce according to customers̻ specifications and do printing on the vials. 3. Inner packing Amber Vial ManufacturerRAijiren Vials for HPLC/GC Amber Vial. Aijiren’s sample vials and caps are tested for cleanliness by LCMS, and there are a variety of