Two water-based ferrofluids were prepared with peptization technique using dodecylamine and dodecanoic acid as dispersing agent. 摘要以十二烷胺和十二烷酸作分散剂，用胶溶法制备了两种水基磁流体。
The non-foaming soaping agent is formulated with two kinds of polymers of polyacrylates acids and inorganic sequestering-dispersing agent. 采用两种丙烯酸盐类聚合物和无机螯合分散剂复配制得无泡皂洗剂。
