Home / Standards / GB/T 21114-2007 GB/T 21114-2007 Abolished Chemical analysis of refractory products by XRF - Fused cast bead method 耐火材料 X射线荧光光谱化学分析 - 熔铸玻璃片法 Standard Type GBT ICS 81.080 CCS Q40 Status 废止 Issue Date 2007-09-11 Implementation 2008-02-01 Responsible Dept 国家标准委 Drafting Unit N/A