石墨衬瓷皿在硫酸钡分析中的应用  

Application of chinaware with graphite liner in barium sulfite assay

作　　者：马亚君 

机构地区：[1]浙江绍兴平铜集团,浙江绍兴312050

出　　处：《矿产与地质》2007年第2期217-218,共2页Mineral Resources and Geology

摘　　要：用石墨衬瓷皿替代铂坩埚,碱熔分解硫酸钡矿样,熔样条件为750℃,保温20min。该分析方法成本低,分析结果稳定、可靠。适用于中小型矿山生产过程中硫酸钡的测定。Platinum crucible was replaced by chinaware with graphite liner at750℃ and heat preserving for 20 min while melting the samples. The assay method is lower in cost with a stable and dependable result, fitting for the barium sulfite determination for processing in middle to small enterprises.

关 键 词：矿样分解 硫酸钡测定 石墨衬瓷皿 熔融 

分 类 号：O652.4[理学—分析化学]