GB/T 3654.2-2008
ActiveFerroniobium - Determination of copper content - The neocuproine-choroform extraction photometric method
铌铁 铜含量的测定 新亚铜灵 三氯甲烷萃取光度法
Application Summary AI generated
This standard specifies a photometric method for determining copper content in ferroniobium using neocuproine-chloroform extraction. It is applied in the metallurgical industry for quality control and chemical analysis of ferroniobium alloys, particularly during production and acceptance testing to ensure copper levels meet specified requirements.
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