ISO 21068-2:2008
含有碳化硅原材料和耐火制品的化学分析.第2部分:点火、总碳、单体碳和碳化硅、总二氧化硅和游离二氧化硅及总硅和游离硅减少的测定
Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 2: Determination of loss on ignition, total carbon, free carbon and silicon carbide, total and free silica and total and free silicon