FIELD: technology of removal of protective and decorative coatings, in particular, removal of titanium nitride and carbonitride coatings from the surface of steel articles. SUBSTANCE: solution contains, g/l: hydrofluoric acid (α=1.155 g/cu.cm), 70-100; hydrochloric acid (a=1.198 g/cu.cm), 40-80; phospjric acid (a=1.870 g/cu.cm), 100-290. EFFECT: excluded damage to alloy base and prevented formation of slime on the surface. 1 tbl
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