Perkin Elmer borosilicate glass gas chromatography vials and caps for wholesales Capillaries & Tubes- Chromatography Supplies | analytics We offer capillaries and tubes by gc ms vials price Technologies, Vici Valco, Vici Jour, Upchurch Scientific, SGE and Hamilton.PEEK (PolyEtherEtherKeton) tubes are chemically inert and are thus ideal for biological substances.