ISO 1171:2024

Overview

ISO 1171:2024 is an internationally recognized standard developed by the International Organization for Standardization (ISO) that specifies the method for the determination of ash content in coal and coke. This fifth edition updates and replaces the previous 2010 edition, bringing editorial clarity and alignment with ISO 80000-1 standards. The precise measurement of ash is essential for evaluating the quality and combustion properties of coal and coke, which are critical factors in the energy, metallurgy, and manufacturing sectors.