Analab Instruments manufactures Metal made Tubing. Analab Instruments also manufactures karl fisher, mini station, moisture Trap, hydrocarbon trap, oxytrap, inline micro filter, flash back arrestors and anti return flow, casing capping, tubing, manifold, Flexible tail pipe, cylinder regulator and cylinder mounting bracket. The Metal made Tubing is made for Chromatography use. The Metal made Tubing has good strength and flexibility. This Tubing is made of Stainless Steel, Copper, Nylon and Teflon. This Tubing Is available is size of available are 1/8", 1/4" and 1/2".