标准摘要
[中文适用范围]： 该方法适用于2%~50%(m/m)之间镍含量的测定。 ISO 4742规定了原理、试剂、仪器、程序、结果表达和测试报告。 应遵守实验室工作中使用高氯酸的正常预防措施。 [外文原描述]： The method is applicable to the determination of nickel contents between 2 and 50 % (m/m). ISO 4742 specifies principle, reagents, apparatus, procedure, expression of results and test report. Normal precautions regarding the use of perchloride acid in laboratory work should be observed.
英文名称Copper alloys — Determination of nickel content — Gravimetric method