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VO2++Fe2++��2H+→VO2++Fe3++H2O
VO2++2Fe2++4H+→V3++2Fe3++2H2O
Cr2O72-+6Fe2++14H+→2Cr3++6Fe3++7H2O

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Cr3+��3OH-→Cr��OH��3↓
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[1] κ��A��ȣ��F��I(y��)�Uˮ��M�ݣ��Ї��h(hu��n)��ƌW��,��1992��
[2]��J��W��ɭ��I(y��)�Uˮ̎��g(sh��)�փ�[M]��W��I(y��)��,��1993��

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