ISO 4946:2016 Preview
Steel and cast iron -- Determination of copper -- 2,2'-Biquinoline spectrophotometric method
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 %.
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