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介绍了用硼特效树脂和阴、阳混合离子交换树脂相结合进行珊瑚中硼的分离和纯化方法 ,满足了正热电离质谱法测定硼同位素的要求 ,并且对几个珊瑚样品进行了硼的分离和硼同位素组成的测定 ,结果满意 ,为研究珊瑚中的硼同位素示踪古海洋环境变化提供了可能
This paper introduced the method of separating and purifying boron in coral by combining boron special effect resin with anion and cation mixed ion exchange resin to meet the requirement of boron isotope determination by positive thermal ionization mass spectrometry and to separate boron from several coral samples And boron isotopic composition, the results are satisfactory, it is possible to study the change of boron isotope tracing in ancient coral marine environment