Albert''s Filter 2ml Autosampler Vials with Writing Area These vials and caps are ideal for most standard HPLC and GC appliions and high-throughput analyses. The vials can be used on all common autosamplers, preferentially they are found on 2 ml vials and caps supplier, HTA, glass vials with caps supplier, glass vial caps supplier, Varian, glass vials and caps manufacturer, etc.