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本文用ｐＨ滴定法测定了Ｌａ３＋、Ｎｄ３＋、Ｅｕ３＋、Ｇｄ３＋、Ｄｙ３＋、Ｈｏ３＋、Ｔｍ３＋一抗坏血酸络合物的各级稳定常数。同时讨论了生物学效应。
In this paper, the stability constants of La3 +, Nd3 +, Eu3 +, Gd3 +, Dy3 +, Ho3 + and Tm3 + -ascorbate complexes at various levels were measured by pH titration. Also discussed the biological effects.