FIELD: metallurgy.
SUBSTANCE: inhibitor comprises organic derivative of ammonia and aminotriazol or its derivative. Its organic derivative represents ethyl amine or hexamethylen tetra amine, or tetramethyl ammonia chloride, or tetraethyl ammonia chloride at the following ratio of components, wt %: ammonia organic derivative - 2-50, aminotriazol or its derivative - 50-98.
EFFECT: efficient decrease in corrosion rate and hydrogenation.
2 cl, 2 tbl, 3 ex
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