标准摘要
[中文适用范围]： 本标准规定了用2,2'-联喹啉分光光度法测定钢和铸铁中的铜。 该方法适用于0、02%、5%范围内铜质量分数的测定。 [外文原描述]： ISO 4946:2016 specifies a spectrophotometric method for the determination of copper in steel and cast iron by 2,2'-biquinoline. The method is applicable to the determination of copper mass fraction in the range of 0,02 % and 5 %.
英文名称Steel and cast iron — Determination of copper — 2,2'-Biquinoline spectrophotometric method