Water quality - determination of sulfate - gravimetric method using barium chloride 水质.硫酸盐的测定.使用氯化钡的重力测定法
2.
Analysis of iron ores - methods for the determination of silicon content - gravimetric methods 铁矿石分析.第5部分:硅含量测定方法.第1节:重力测定法
3.
Chemical analysis of ferrous materials - determination of total carbon in steels and irons - gravimetric method after combustion in a stream of oxygen 黑色金属材料的化学分析.钢铁中碳总含量的测定.在氧气流中燃烧后的重力测定法
