ISO 15661:2020 PDF

Scope: This document specifies an analytical method for the determination of total chlorine content using alkaline fusion and potentiometric titration. This method is applicable to copper and nickel sulfide ores and concentrates having chlorine content in the following ranges: a) Method 1: 80 µg/g to 4300 µg/g b) Method 2: 70 µg/g to 4300 µg/g

ISO 15661:2020 Referenced Document

ISO 1042 Laboratory glassware - One-mark volumetric flasks
ISO 12743 Copper, lead, zinc and nickel concentrates - Sampling procedures for determination of metal and moisture content*， 2021-04-30 Update
ISO 3696 Water for analytical laboratory use; Specification and test methods
ISO 385 Laboratory glassware - Burettes
ISO 4787 Laboratory glass and plastic ware — Volumetric instruments — Methods for testing of capacity and for use*， 2021-11-22 Update
ISO 648 Laboratory glassware - Single-volume pipettes
ISO 9599 Copper, lead, zinc and nickel sulfide concentrates - Determination of hygroscopic moisture content of the analysis sample - Gravimetric method

2020 ISO 15661:2020 Copper and nickel sulfide ores and concentrates — Determination of total chlorine content — Alkaline fusion and potentiometric titration method