英文標準名稱:Direct reduced iron and hot briquetted iron - Sampling and sample preparation
英文標準名稱:Manganese and chromium ores - Experimental methods for checking the bias of sampling and sample preparation
英文標準名稱:Iron ores—Sampling and sample preparation procedures
英文標準名稱:Fluorspar—Experimental methods for checking the bias of sampling and sample preparation
英文標準名稱:Fluorspar—Method of determining the precision of sampling and sample preparation