GB/T 6901-2008 in English

《GB/T 6901-2008硅质耐火材料化学分析方法》由TC193（全国耐火材料标准化技术委员会）归口，主管部门为国家标准化管理委员会。
本标准规定了硅质耐火材料化学分析方法。

Scope

This standard specifies the chemical analysis methods for siliceous refractory materials. The items analyzed in this standard are as follows: a) Loss on ignition (LOI); b) Silicon dioxide (Si0₂); c) Aluminum oxide (Al₂0₃); d) iron oxide (Fe₂0₃); e) titanium dioxide (Ti0₂); f) calcium oxide (C_a0); g) magnesium oxide ( M_g0); h) potassium oxide (K₂O); i) sodium oxide (Na₂0); j) manganese oxide (Mn0); k) dipentoxide Phosphorus (P₂0₅). This standard is applicable to the determination range of analytical elements shown in Table 1.