NBN P 33-001-1985 1250 Zinc ores - Determination of zinc content《商业化用途的锌矿石的化学分析 通过对溶液中X荧光进行光谱测定法，使用内部基准器对锌元素进行准确含量测定》.pdf

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JIS G1602-1998 铁合金化学分析取样方法(第2部分钨铁、钼铁、钒铁、钛铁和铌铁合金).pdf

JIS G1603-1985 合金化学分析的取样方法(第3部分 磷铁、金属锰、金属硅、金属铬、硅钙及硼铁合金).pdf

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