FprEN ISO 21068-2
含碳化硅、氮化硅、氮氧化硅和赛隆的原材料和耐火制品的化学分析 第2部分:挥发性成分、总碳、游离碳、碳化硅、总硅和游离硅、游离硅的测定
Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 2: Determination of volatile components, total carbon, free carbon, silicon carbide, total and free silicon, free