发明人郭海燕,陈志强,郑宇鹏. "一种碳酸钾-<SUP>13</SUP>C的合成方法" [P]. 中国发明专利, 专利号 CN 110865719 A, 授权公告日 2021-04-16.
发明人刘建华,徐明华,朱建伟. "Method for the Synthesis of Potassium carbonate-<SUP>13</SUP>C" [P]. 中国发明专利, 专利号 CN 117040605 B, 授权公告日 2024-05-16.
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