aijiren provide HPLC sample vials and caps. These are glasses, available in 2ml size, amber or clear glasses, with various caps-screws, curling, snaps or any color you want. We offer various autosampler vials compatible with aijiren, Shimadzu, aijiren Technology, PerkinElmer, Thermo and Varian autosamplers. Our best seller is the 2ml Hplc autosampler vials.