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Status : Active
Standard Type : Main
Document No : ISO 4946:2016
Document Year : 2016
Pages : 9
Edition : 2
Section Volume : Methods of determination of chemical composition (ISO/TC 17/SC 1.)
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 %.