金矿石化学物相分析标准物质的研制

Preparation of Certified Reference Materials for Chemical Phase Analysis of Gold Ore Samples

摘要: 介绍了金矿石化学物相分析标准物质的研制工艺及技术关键，列出了单体金、连生体金、硫化物包裹金、其他矿物包裹金及总金的原始数据和定值数据。经9个实验室共同分析协作，研制的5个标准物质已被国家质量监督检验检疫总局批准为国家一级标准物质。该系列标准物质主要用于金矿石化学物相分析质量监控、分析方法评价等。

Abstract: Procedures and key points of the techniques used in preparation of certified reference materials for chemical phase analysis of gold ores were discussed in this paper.The raw data and certified data for gold in gold-bearing minerals including free gold(F_