The new edition of GB/T 16659-2024 Determination of Mercury in Coal, was officially published on April 25th, 2024, and it will be implemented on November 1st, 2024.
Recently, the AQSIQ and SAC has approved the “Standard Test Method for Cement Density” and other 47 “Standard Test Methods” in total, among which, "GB/T 30732-2014 Proximate analysis of coal — Instrumental method" and "GB/T 30733-2014 CHN Determination of total carbon, hydrogen and nitrogen content in coal ...