May 14, 2020 · May. 14th, 2020. Aijiren Tech provides the best 2ml Hplc Vials, caps, and accessories. Our products are compatible with all major brands including Aijiren, Waters, Shimadzu, Varian, Hitachi, Perkin Elmer and other major brands. Standard 2ml Hplc Vials for GC chromatography. Vials can be used for high-performance liquid chromatography and gas