Home :: Restek :: GC Accessories :: Tubing for GC :: Sulfinert treated Tubing :: Restek Sulfinert Tubing 3/8" OD x 0.277" ID x 0.049" Seamless 316L Grade SS Siltek/Sulfinert Treated, Maximum length 250', Tubing cannot be straightened, Sold per FT at >100ft lengths