适用于镍含量在15〜60％（m/m）范围内。指定原理，试剂，仪器和样品，程序，结果表达和检测报告。提供了附件A，用于通过原子吸收光谱法测定合并滤液中的镍。附件B给出了实验室间试验的统计报告

Applies to nickel contents in the range 15 to 60 % (m/m). Specifies principle, reagents, apparatus and samples, procedure, expression of results and test report. Annex A is provided for the determination of nickel in combined filtrates by atomic absorption spectrometry. Annex B gives a statistical report of interlaboratory tests.