标准摘要
[中文适用范围]： 该方法适用于铁含量为0.5%至32%（m/m）的铬矿石。 应与 ISO 6629 一起阅读。 规定了原理、试剂、仪器、取样和样品、程序和结果的表达。 包括对使用高氯酸和氢氟酸所涉及危险的警告。 [外文原描述]： The method is applicable to chromium ores with iron content of 0,5 to 32 % (m/m). Should be read in conjunction with ISO 6629. Specifies principle, reagents, apparatus, sampling and samples, procedure and expression of results. Includes a warning to the dangers involved in the use of perchloric acid and hydrofluoric acid.
英文名称Chromium ores — Determination of total iron content — Titrimetric method after reduction