摘要

<正>Developing the geochemical standard reference material of deep-sea REE-rich sediment Shi Xuefa,Research Fellow of the First Institute of Oceanography,Ministry of Natural Resources(MNR),led the research team of deep-sea rare earth element(REE) to successfully develop the geochemical standard reference material of deep-sea REE-rich sediment,which was graded as first-grade national standard reference material of deep-sea REE-rich sediment,the first of its kind at the international level,filling a gap in this field.