Home / Standards / GB 5124.1-85 GB 5124.1-85 Methods for chemical analysis of cemented carbide — Determination of total carbon content by gravimetric method 硬质合金化学分析方法重量法测定总碳量 Standard Type GB ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A