GB/T 22564-2008 in English

《GB/T 22564-2008萤石 取样和制样》由TC183（全国钢标准化技术委员会）归口，TC183SC17（全国钢标准化技术委员会冶金非金属矿产品分会）执行，主管部门为中国钢铁工业协会。
本标准规定了萤石品质特性测定的取样、制样方法的基础理论、基本原则、取样的基本设备和操作。
本标准适用于所有级别的萤石，即酸级、陶瓷级和三种冶金级（精矿、球团矿和原矿）皮带输送、货车和料箱、船和料堆在装卸过程中进行的取样。

Scope

This standard stipulates the basic theory, basic principles, basic equipment and operation of sampling and sample preparation methods for the determination of fluorite quality characteristics. See Appendix A for the dimensions of the splitters of different specifications. This standard applies to all grades of fluorspar i.e. acid grade, ceramic grade and the three metallurgical grades (concentrate, pellet and raw ore) Sampling during loading and unloading of belt conveyors, wagons and bins, boats and stockpiles . Samples are taken for the determination of the following quality characteristics: particle size distribution; moisture; chemical composition.