��i��̎��ˎ��ˮ��о�

��r�g��2013-01-28 14:21 ��Դ�� : ��x��2828

ժҪ��ˎ��ˮ��о��о��˸��i��⛌��Uˮ��̎��Ч��,��ͬ�r��˸��i��Ͷ��,��ˮ��pHֵ��ض�,��r�g��ص�Ӱ푡��Y(ji��)��,��i��⛌�ԓUˮ��^�õ�ȥ��Ч��,��їl��CODȥ��ʴ��82��ɫ��ȫ��ȥ��,��ԓ�ˮ��̎��ṩ��ԇ��(j��),��

�P�I�~��ˎ�Uˮ��ˮ,��i��

�t(y��)ˎ�Uˮ�ɷ֏��s,��Ⱥ��}�ָߡ�ɫ�ȺͶ��Դ�,��зN��ЙC��Ⱦ��|(zh��),��@Щ��|(zh��)��в��ٌ��y��|(zh��)��ஔ�L�ĕr�g��(n��i)��ڭh(hu��n)��,��Kĳ��ˎ�S��p�ُUˮ��.�A��һ��Ĥϵ�y(t��ng)�Ի��ñ��S�Uˮ̎��ϵ�y(t��ng)��ˮ,��p�p�̎��ˇؓ�ɡ��Ĥʹ�É��,��C��ˮˮ�|(zh��).��ȡһ��ˮ��ЙC��ĝ��(ʹ�M��Ĥϵ�y(t��ng)�Uˮ��COD��|(zh��)��ȵ��100 mg/L),��i��һ�N��߀ԭ�λ(MnO4-/MnO2)��ԗl��1.70V,��ډA�ԗl��0.59V,��Чȥ��ˮ��ЙC��(��ϩ�N��,��ȩ��),��y��ЙC��Ⱦ��(��s�h(hu��n)����Ͷ�h(hu��n)��N��)Ҳ��õ�ȥ��Ч��Ҫ��F(xi��n)�ڸ��i��Ɖ��y��ЙC��L�,��ʹ֮�ֽ��С��ЙC��,��

�R܊�Ⱥͽ��ɴ��Ȍ��i��ȥ��ˮ��ͻ׃��|(zh��)��ȥ��ˮ��ЙC��Ⱦ�� (��ϩ̪,��,��ӵ�)�ȷ��M��ϵ�y(t��ng)��о��i��A��oˮ̎��g��Mһ��о��_�l(f��)�춨�ˈԌ��Ļ��A,��Ĳ��ø��i��⛞��.��i��⛽��ԓ��ˮ�� Ӱ��M��̽ӑ,��

1.��c��

1.1�Uˮˮ�|(zh��)

ԇ��ÏUˮ�齭�Kĳ��ˎ�S��س�ˮ��^��Sɫ,��ɫ�Ȟ�20��,��^��Ү��Ҫ��б�ϵ��,��pHֵ��7��,��o�C��}(��Ҫ��NaC1��CaC12)��|(zh��)��ȼs��13 000mg/L.COD��|(zh��)��Ȟ�500~600mg/L,��

1.2ԇ��x��

��i��,��c��Һ��,��ԇ��O��85-2��ش��,��

1.3ԇ򞷽��

ȡˮ��100 mL��ڟ��.��c�{(di��o)��(ji��)pHֵ��i��,��ں�ش��һ��r�g,��c�{(di��o)��(ji��)pHֵ��ȥ��ĸ��i��⛼��i�x�ӣ��^�m(x��)��һ�Εr�g��^�V,��ˮ�ӵ�ɫ�ȼ�COD,��ԇ��һ��(n��i)��˸��i��Ͷ��pHֵ,��ضȼ��r�g��i��Ч��Ӱ�,��

Ԕ��(n��i)��Ո�鿴��֣�

����D(zhu��n)�d��ǳ��ڂ��f��Ϣ֮Ŀ�ġ��Ё�Դ��ע�e�`��ַ��ĺϷ��,��Ո��߳֙��C��c��W(w��ng)(li��n)ϵ,��҂��r��h��,��x�x,��