8mm Screw Neck Vial. 1.5ml/2ml 8-425 autosampler vial (Shimadzu chromatography sample vial) is provided by Zhejiang Aijiren Rechnology Co., Ltd., instead of imported Shimadzu sample bottle, standard GC, HPLC sample bottle, 5MM caliber, 8-425 standard Threaded port can be used for autosampler and sample storage.