GB/T 223.48-1985
AbolishedMethods for chemical analysis of iron，steel and alloy--The semixylenol orange photometric method for the determination of bismuth content
钢铁及合金化学分析方法 半二甲酚橙光度法测定铋量
Application Summary AI generated
This standard specifies the semixylenol orange photometric method for determining bismuth content in iron, steel, and alloys. It is applied in metallurgical laboratories and quality control settings for chemical analysis of ferrous materials, particularly where precise measurement of trace bismuth is required. The method is used to ensure material compliance with compositional specifications in steelmaking and alloy production.
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