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本文介绍了多硫化钡制测试样加水振摇,加热回流后过滤,滤液用碘量法分别测定可溶性钡和多硫化态硫的含量,扣除硫代硫酸态钡的干扰,即以多硫化态钡与多硫化态硫的含量之和作为制剂有效成分含量的多硫化钡制剂分析方法。
In this paper, the samples of barium polysulfide were shaken with water and filtered after heating and refluxing. The contents of soluble barium and polysulfide sulfur in the filtrate were determined by iodometry. The interference of barium thiosulfate was deducted, And polysulfide sulfur content as the active ingredient content of the preparation of barium polysulfide analysis method.