Methods for the petrographic analysis of coals — Part 2: Methods of preparing coal samples
煤石2岩相分析方法:煤样制备方法
发布日期:
2009-09-24
ISO 7404-2:2009规定了从碎煤样品中制备抛光颗粒块以进行反射显微镜分析的方法。这些方法也可用于制备抛光、嵌入的煤块。
ISO 7404-2:2009 specifies methods for preparing a polished particulate block from a sample of crushed coal for analysis by reflectance microscopy. These methods can also be applied to the preparation of a polished, embedded lump of coal.