... Steel pickling passivation , Pickling paste, Pickling Gel , passivisation of stainless steel, STAR 100, STAR Gel(Pickling Paste Gel ) STAR Spray, STAR Dip, STAR Passivisation ... / kg : Approx. 90 to 100 meters of weld seam. " STAR GEL " & other products in STAR range of `Fume less' Pickling Passivation Chemicals are ...