The chemical activity of organic chelating agent and its synergistic activation effect on xanthate are the key factors to improve the collecting property of xanthate.
有机螯合剂的高化学活性及对黄药的协同活化作用是提高黄药捕收性能的关健因素。
It was indicated that psoralen had an obvious activation on tyrosinase activity and synergistic effect was significant, but the relationship with concentration was nonlinear.
结果表明，补骨脂素对酪氨酸酶有明显的激活作用，但是不随浓度的增加呈线性变化，与助剂复配的协同效应显著。
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