SURFACE ACTIVE AGENTS. METHODS FOR PREPARATION, STANDARDIZATION AND STORAGE OF STANDARD SOLUTIONS TO BE USED IN VOLUMETRIC ANALYSIS OF SURFACE ACTIVE AGENTS AND FORMULLATIONS CONTAINING THEM. PART 14: STANDARD SOLUTIONS WITH BUFFERED PH.
表面活性剂 表面活性剂及其制剂容量分析用标准溶液的制备、标准化和储存方法 第14部分:缓冲PH值的标准溶液