Abstract / scope
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 %.
ISO 4946:2016Published
Steel and cast iron — Determination of copper — 2,2'-Biquinoline spectrophotometric method
Aciers et fontes — Détermination du cuivre — Méthode spectrophotométrique au 2,2'-biquinolyle