Defines an iron hydroxide concentration and inductively coupled plasma atomic emission spectrometric (ICP-AES) method for the determination of the mass fraction of arsenic in copper, lead, zinc, and nickel sulfide concentrates as follows: a)for copper sulfide concentrates, the method is applicable to the determination of mass fractions of arsenic from 0,05% to 2,0%; b)for lead sulfide concentrates, the method is applicable to the determination of mass fractions of arsenic from 0,05% to 1,0%; c)for zinc sulfide concentrates, the method is applicable to the determination of mass fractions of arsenic from 0,05% to 0,6%; and d)for nickel sulfide concentrates, the method is applicable to the determination of mass fraction of arsenic from 0,05% to 1,0%.

This International Standard specifies an iron hydroxide concentration and inductively coupled plasma atomic emission spectrometric (ICP-AES) method for the determination of the mass fraction of arsenic in copper, lead, zinc, and nickel sulfide concentrates as follows: for copper sulfide concentrates, the method is applicable to the determination of mass fractions of arsenic from 0,05% to 2,0%; for lead sulfide concentrates, the method is applicable to the determination of mass fractions of arsenic from 0,05% to 1,0%; for zinc sulfide concentrates, the method is applicable to the determination of mass fractions of arsenic from 0,05% to 0,6%; for nickel sulfide concentrates, the method is applicable to the determination of mass fraction of arsenic from 0,05% to 1,0%.