Chemical analysis of silicon-carbide-containing raw materials and refractory products-General information and sample preparation
含碳化硅原料和耐火制品的化学分析
2008-09-30
KS L ISO 21068-1(2017 Confirm)
탄화규소 함유 내화물의 화학 분석－제1부：일반사항 및 시료 준비
含碳化硅原料和耐火制品的化学分析第1部分:一般信息和样品制备
2012-05-02
KS L ISO 21068-1(2022 Confirm)
탄화규소 함유 내화물의 화학 분석－제1부：일반사항 및 시료 준비
含碳化硅原料和耐火制品的化学分析第1部分:一般信息和样品制备
2012-05-02
ISO 21068-1-2024
Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon — Part 1: General information, terminology and sample preparation
含碳化硅、氮化硅、氮氧化硅和sialon的原材料和耐火制品的化学分析第1部分:一般信息、术语和样品制备
2024-05-03
DIN EN ISO 21068-1
Chemical analysis of silicon-carbide-containing raw materials and refractory products - Part 1: General information and sample preparation (ISO 21068-1:2008)
含碳化硅原材料和耐火制品的化学分析.第1部分:一般信息和样品制备（ISO 21068-1-2008）；德文版EN ISO 21068-1:2008