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通过渗析法对氢氧化铁溶胶进行净化,并对已净化和未净化的氢氧化铁溶胶分别作电泳实验和评价杂质对电泳实验的影响,找到了对未净化溶胶作电泳实验时尿素的最佳添加量。
The iron hydroxide sol was purified by dialysis, and the purified and unpurified iron (II) hydroxide sol were respectively subjected to the electrophoresis experiment and the evaluation of the influence of impurities on the electrophoresis experiment, and the best urea for the electrophoresis experiment of the unpurified sol was found Add amount.