【摘要】 介绍了煤炭类有证标准物质的特点,从有效期核查、包装条件核查、存储条件核查、特性量值期间核查等方面探讨了期间核查方法,指出加强对煤炭类有证标准物质的正确使用可达到标准物质或标准样品的量值传递、方法确认、质量控制等作用,可为实验室正确使用煤炭类标准物质提供参考。更多还原

【Abstract】 This paper introduced the characteristics of certified reference material of coal,from aspects such as verification of validity,packaging conditions verification,storage conditions verification and characteristic value period verification,the period verification method was discussed,it was indicated that enhancing the correct usage of certified reference material of coal could reach the effects like value transfer,method determination and quality control of standard material or standard sample,the reference of how to use the coal standard material in laboratory could be provided.更多还原