Patent ID: 7186354

Claim:
An anticorrosive treating concentrate which is a concentrate for an anticorrosive treating solution used for corrosion inhibition treatment of a semiconductor substrate having an exposed surface of a metal, said concentrate consisting of: a triazole type compound as an anticorrosive agent, wherein the triazole type compound as anticorrosive agent is selected from the group consisting of 1,2,3-triazole, 1,2,4-triazole, carboxybenzotriazole, 1-hydroxybenzotriazole, nitrobenzotriazoie, 5-methyl-1H-benzo-triazole and dihydroxypropylbenzotriazole, and a precipitation inhibitor for the anticorrosive agent is selected from the group consisting of amine compounds and amide compounds, balance water, and wherein the concentration of the precipitation inhibitor is in a range of 0.05 to 20 wt-%.