Research on rapid separation technology of insoluble matters in polyaluminum chloride solution;
聚氯化铝溶液中不溶物快速分离技术研究
Nonsoluble nitrogen (NSN) and soluble nitrogen (SN) in ten tobacco samples were determined with a flow analyzer.
采用流动分析法测定了10种烟草中的不溶性氮和可溶性氮。
Advance in insoluble sulfur for rubber;
橡胶添加剂不溶性硫的研究进展
The insoluble sulfur (IS) was prepared by the liquid phase method with the halides KCl, KBr and KI as stabilizer, respectively.
在液相法制备不溶性硫(IS)的过程中,以无机卤化物KCl、KBr、KI作为稳定剂,采用单因素法确定了适宜的稳定剂用量、反应温度和反应时间。
The new types of insoluble sulfur IS HS were introduced.
介绍了高温稳定的不溶性硫黄ＩＳ－ＨＳ系列新产品，并依据硫化学及斜方硫聚合原理分析了不溶性硫黄的制备方法以及返原为可溶性硫黄的物理和化学原因。