标准摘要
[中文适用范围]： 该方法适用于钙含量大于 0.1% (m/m) 和镁含量大于 3.0% (m/m) 的产品。 应与 ISO 4297 一起阅读。 规定了原理、试剂、仪器、程序和结果的表达。 [外文原描述]： The method is applicable to products having a calcium content greater than 0,1 % (m/m) and a magnesium content greater than 3,0 % (m/m). Should be read in conjunction with ISO 4297. Specifies principle, reagents, apparatus, procedure and expression of results.
英文名称Chromium ores — Determination of calcium and magnesium contents — EDTA titrimetric method