4mL 3-425 Screw Neck Autosampler Vial ND3RAijiren Vials 4 ml vials from Aijiren Technology, Inc with high quality and favorable price. Zhejiang Aijiren is a manufacturer of Laboratory consumables. We supply autosampler vials, septa and caps at factory price. . 4mL 3-425 Screw Neck Vial ND3 can be used for GC and HPLC. 2.