The present invention can provide an aqueous composition comprising:
(A) 0.0001-10 mass% of one or more kinds of compounds selected from a C4-13 alkylphosphonic acid, a C4-13 alkylphosphonate ester, a C4-13 alkyl phosphate and a salt thereof, with respect to the total amount of the composition; and
(B) 0.0001-50 mass% of an acid other than the C4-13 alkylphosphonic acid, the C4-13 alkylphosphonate ester and the C4-13 alkyl phosphate or a salt thereof, with respect to the total amount of the composition.
本发明可提供一种
水性组合物,其中包括
(A) 一种或多种选自 C4-13 烷基
膦酸、C4-13 烷基
膦酸酯、C4-13 烷基
磷酸酯及其盐的化合物,占组合物总量的 0.0001-10 质量%;以及
(B) C4-13 烷基
膦酸、C4-13 烷基
膦酸酯、C4-13 烷基
磷酸酯以外的一种酸或其盐,占组合物总量的 0.0001-50 质量%。