ú��߷ӏUˮ

��r�g��2014-11-11 11:04 ��Դ��h(hu��n)��̌W�� : ��x��2393

ú�⻯�^��Юa(ch��n)��ďUˮˮ�|(zh��)��(f��)�s,��иߝ�ȵķ��⣬߀��д��İ�,��֬��,��N�ЙC��ͷۉm�ȣ��^��tɫ,��А��,��pHֵ��8��10��е�ú�⻯��a(ch��n)�^�̮a(ch��n)��ďUˮ��|(zh��)��ȸ��_4000��6800mg/L,��

Ŀǰ��ӏUˮ��̎��Ҫ�зٟ�̎��,��܄��ȡ��s�ۻ��,��̎��,��늴߻��ȡ��ٟ�̎��M�ø�,��҇��(y��ng)�ú��,��s�ۻ��Ҫ��ڷ�ȩ��֬�S��̎��ı��ȥ��ʲ��,��늴߻��Ҫ��̎��͝�Ⱥ��ӏUˮ,��ˣ�Ŀǰ��ߝ�ȷ�Ļ��о��Ҫ�ǲ��܄��ȡ��,��ȡ��Ӱ��ȡ�a(ch��n)��|(zh��)��,��M�ɡ��x�̶��Լ��ȡ��Ч��,��x��(j��ng)��ָ�Ч�ķ���պͿ��ȡ��,��Ǻ��ӏUˮ�܄��ȡ��g(sh��)�Č�ʩ�P(gu��n)�I��Ŀǰʹ��^��ȡ��б�,��ر�,��N2503ú�͡��,��ķ��ϵ��(sh��)С,��󣬲��׷��x,��շ��ʲ��,��j(lu��)��ȡ��Ľj(lu��)��ȡ�C��,��ϵ��(sh��)�^��,��ȡ��u�ɞ��о��c,��ᘌ�ú�⻯�^��Юa(ch��n)��ĸߝ�Ⱥ��ӏUˮ,��ͨ�^�Y�x�x��TBP2ú��Һ�j(lu��)��ȡ��F(xi��n)����YԴ��գ��Ч��͏Uˮ�зӵ��|(zh��)��,��p�pĩ��ؓ��,��F(xi��n)�坍��a(ch��n)��

��ȡ��Ó��Ч�ʵ�Ӱ푼��Ч��ȡ��x��

��ȡ��Ó��Ч�ʵ�Ӱ푼��Ч��ȡ��x����ȡ��Nܶ�,��N��ȡ��Ó��Ч��ă�(y��u)��,��ͨ��ԏ��ȡ��ȡ��|(zh��)�ķ��ϵ��(sh��)��,��Ե��Д�,��һ��f��ϵ��(sh��)Խ��,��ȡ��ȡЧ��Խ��,��1�ǎ׷N��ȡ��ܽ�Ⱥ͌��ȡ�ķ��ϵ��(sh��)��

��򞌦��ᶡ��,��׻��ͪ�Ͳ�ͬ��(TBP)2ú��NÓ��ȡ��M��Ó��Ч��ı��^�о�,��о��О鿼�첻ͬ��ȡ��ȡЧ��Ӱ푣��ù̶��ȡ��(��ȡ��c��ӏUˮ��w�e��)��1��2,��ضȞ�30��,��pH=8.3�Č��l��M�Ќ��ȷ��Y(ji��)��Ҋ��2,��

�ɱ�1�ͱ�2��֪,��ᶡ��10%TBP2ú��Һ��ȡÓ��^�ͣ��Ҫ��ķ��ϵ��(sh��)�^�,�,��׻��ͪ��TBP2ú��Һ��ȡÓ��ʶ��90%��Ǽ׻��ͪ��ˮ�е��ܽ��^��,��̎��^��Юa(ch��n)��Ⱦ,��TBP2ú��Һ��ˮ�е��ܽ�ȷǳ�С��ϵ��(sh��)��^��,��ͬ�r�r��^��(j��ng)��,��ˣ�TBP2ú��Һ�Ƿǳ��ȡ��,��

TBP��ȡÓ��Ч��Ӱ�

��2�еĲ�ͬTBP�w�e�֔�(sh��)��ȡЧ��Ӱ�Ҋ�D1

�ɈD1��֪,��TBP2ú��ȡ��ȡЧ��^��룬��S��Ч�ɷ�TBP�w�e�֔�(sh��)��Ӷ��,��TBP�w�e�֔�(sh��)��30%�Ժ�,��څ��څ��ƽ��(w��n)��TBP��w�e�֔�(sh��)Ӱ푃��Ӻͷ֌�Ч��,��TBP�w�e�֔�(sh��)��ӳ��֌ӕr�g,��ҕ��ȡ��ĳɱ�,��]��(j��ng)��͕r�gЧ�ʵ��ص�Ӱ�,��_��x��30%TBP2ú��Һ��ȡ��,��

�ضȌ��ȡÓ��Ч��Ӱ�

��l��׃�ėl��£��׃��ȡ�ض�,��y��ͬ�ض��µďUˮ��ʣ��|(zh��)��,��Ӌ��Ó��Ч��,��Y(ji��)��L�ɈD2,��

�ɈD2��Կ��ضȌ��ȡЧ��Ӱ푲��,��S��ȡ�ضȵ��,��ȡÓ��Ч��½��@��TBP2ú��Һ�ķ��ϵ��(sh��)�S�ض��߶��pС,��ȡ�C��,��Hú�⻯��a(ch��n)�еĸߝ�Ⱥ��ӏUˮ�Ĝض�һ��30��60��֮�g��c�о��е��m�˵��ȡÓ�Ӝض��ஔ,��,��Բ��sֱ��M��ȡÓ�ӣ��@�Ӽȹ�(ji��)ʡ�O(sh��)��Ͷ�Y,��֜p��sˮ��̎��,��Ķ��p��˭h(hu��n)��Ⱦ��ͬ�r��Ȼ��ԫ@��^�õ��ȡЧ��,��

pHֵ��ȡÓ��Ч��Ӱ�

��l��׃�ėl��,��׃pHֵ��y��ͬpH�µďUˮ�е�ʣ��]�l(f��)����|(zh��)��,��Y(ji��)��Ҋ�D3,��

�ɈD3��֪��ȡÓ��Ч��pH��Ӱ��^��,��pHֵС��8.5�r,��ȡÓ��Ч��^�á��pH>9�r,��ȡЧ��@�½�,��@��ڮ�pHֵ�^�ߕr��Ҫ�Է��c�}��ʽ��ڣ�ͨ�^�j(lu��)�Ϸ��(y��ng)��^��y,��,��ӏUˮ��ȡͨ��(y��ng)��Ի��ˮ�|(zh��)��r��M�С��ӏUˮ��ں��x��,��γɾ��_�wϵ,��ȡÓ�Ӻ�߀��ÉAϴ��,��Ĵ��ᡣ��,��ü��ή��pHֵ��ú�⻯�Uˮ�ǲ��е�,��ú�⻯�Uˮ��pH��8.3��8.5֮�g׃��ڴ�pH�l��,��ȡЧ��^��,��H��a(ch��n)�п��Բ��{(di��o)��(ji��)�Uˮ��pHֵ��ֱ��ȡ,��,��_��ȡÓ�ӵ�pHֵ��8.3��8.5֮�g��

��ȡ�Ȍ��ȡÓ��Ч��Ӱ�

��l��׃,��׃��ȡ��M�Ќ��,��y��ͬ��ȡ��c�Uˮ��w�e��(��ȡ��)�l��µďUˮ�е�ʣ��]�l(f��)�ӵ��|(zh��)��ȣ��Y(ji��)��Ҋ�D4,��

�ɈD4��֪,��ȡ�Ȍ��ȡÓ��Ч��Ӱ��@��ȡÓ��S��ȡ�ȵ��½��½�,��]��ȡ��,��Ҫ�õ��ߵ��ȡÓ��ʣ��ȡ�Ȟ�1��2�^��,��ȡ�Ȟ�1��5�r,��ˮ�|(zh��)��_273.79mg•L-1��ȡЧ��Ǻܺ�,��ԿɝM��m(x��)��̎��Ҫ��,��|(zh��)��С�ڵ��300mg•L-1��m(x��)��̎��,��ȡ��Դ��ڵ��1��5��,��

��ȡ��շӵėl��(y��u)��

NaOH��Һ��Ȍ��ȡ��շ�Ч��Ӱ��ڷ��ȡ��(��ȡ��c��ӏUˮ��w�e��)��1��2��pH��8.3,��ضȞ�30��l��,��첻ͬ��ȵ�NaOH��Һ��ȡЧ��Ӱ푼�NaOH��Ч�ʣ��Y(ji��)��Ҋ�D5,��

�ɈD5��֪,��NaOH��С��1.5mol•L-1�r��S��NaOH��ȵ��,��ȡ��շӵ�Ч��Ѹ��,��ͬ�rNaOH��S��Ѹ��½��NaOH��ȴ��1.5mol•L-1�r,��ȡ��շӵ�Ч��ӷ��Ȳ��,��NaOH��ʻ��ֲ�׃,��

�C�Ͽ��]��ȡЧ��NaOH��ʣ��x��1.5mol•L-1��NaOH��Һ��^�m��,��

��ȡ�Ȍ��ȡЧ��Ӱ�

��pH��8.3,��ضȞ�30��l��£��1.5mol•L-1��NaOH��Һ,��p�ٷ��ȡ��,��о��˷��ȡ�Ȍ��ȡЧ��Ӱ푣��Y(ji��)��Ҋ�D6,��

�ɈD6��֪,��S��ȡ�ȵĜpС��ȡ��շӵ�Ч�ʳ��½�څ��,��˫@��^�ߵķ��ȡ��շӵ��,��ȡ��Խ��Խ�ã��ǿ��]��ȡ��,��ȡ�Ȳ��̫�󣬷��ͱȞ�1��2�r,��ȡ�ӵĻ��93%��,��ȡ�Ȟ�1��6�r��ȡÓ��80%��,��,��ֻҪ��Ʒ��ȡ�Ȳ�С��1��6��Ϳ��Ԍ��F(xi��n)�ȹ�(ji��)ʡ�˷��ȡ��,��^�õĻ��,��

��ȡ��؏�(f��)ʹ�Ì��о�

�Č��H��a(ch��n)��]��ȡ��Ҫ�иߵ��ȡЧ��,��Ҫ�܉��,��܉�(j��ng)�ܶ��ѭ�h(hu��n)ʹ�á��Փ��,��ȡ��ԟo��ѭ�h(hu��n)ʹ��,��ȡ�^��п��ܕ��s�|(zh��)��Ӱ��ȡÓ��Ч��,��ѭ�h(hu��n)��ȡ��ʹ��ȡ��pʧ,��ˣ��о��ȡ��؏�(f��)ʹ�ú��б�Ҫ,��ȡ�l��:��ȡ�Ȟ�1��2,��ضȞ�30�棬pH��8.3,��ȡ�l��:��ȡ�Ȟ�1��2,��ضȞ�25��,��pH��8.3��NaOH��Һ��Ȟ�1.5mol•L-1.��Y(ji��)��Ҋ�D7,��

�ɈD7��֪,��ȡÓ��S��ʹ�ôΔ�(sh��)��½��ڽ�(j��ng)�^10��ȡ��ȡ��,��ˮ�|(zh��)��Ȟ�124.14mg•L-1,��Ó��Կ��_94.51%��Ҋ��ȡ��ܲ��]�l(f��)��ܴ�׃��,��ȡ��؏�(f��)��ʹ��Ч��,��ڕr�g��ص��ƣ��]��M�и��Δ�(sh��)��ѭ�h(hu��n)ʹ��,��Ժ�Č��п��Mһ��о�,��Փ�ϣ�ֻҪ��a��ȡ��,��ȡ��Ϳ��ڱ��ȡЧ��r��L��ѭ�h(hu��n)ʹ��,��

��ͨ�^һϵ�еČ��о��õ��½Y(ji��)Փ:

(1)ͨ�^��ȡ��Y�x��,��30%TBP2ú��Һ��һ�N��܃�(y��u)Խ��ȡ��,��F(xi��n)�ˌ��ӵĸ��x��Ժ͸�Ч�ԡ��x��ú�⻯��ӏUˮ��ȡ��Ƚ�(j��ng)��,��ֿ��ȡ��^��ȡÓ��Ч��,��

(2)ͨ�^��_��ȡÓ�ӵ��^�õĹ�ˇ��(sh��):�ضȞ�30�棬pH��8.0,��ȡ�Ȟ�1��2�ėl��,��ȡ��ˮ�з��|(zh��)��ȿ��Խ��75mg•L-1��£��ȡÓ��ʴ��97%,��ڜضȞ�30��,��pH��8.3��8.5֮�g��ȡ�Ȳ�С��1��5�ėl��,��ȡ��ˮ�зӵ��|(zh��)��С��300mg•L-1,��Ȼ��ԝM��m(x��)��̎��Ҫ��

(3)ͨ�^��򞃞(y��u)��˷��ȡ��շӵĲ��l��:�x��1.5mol•L-1��NaOH��Һ,��ͱȞ�1��2�r,��ȡÓ��93%��ң��ȡ�Ȟ�1��6�r,��ȡ��շ��80%��,��s�õ��ṩ�˱��C��,��ֻҪ��Ʒ��ȡ�Ȳ�С��1��6,��ȹ�(ji��)ʡ�˷��ȡ��,��ֿ��^�õĻ��ʡ�

(4)��30%TBP2ú��Һ��һ�N��L��ѭ�h(hu��n)ʹ�õĹ��I(y��)��ȡ��,��30%TBP2ú��Һ��NaOH��Һ��ȡ�wϵ��Գɹ��Ļ��ú�⻯��|(zh��)��Ⱥ��ӏUˮ�еķ�,��F(xi��n)����YԴ��գ��Ч��͏Uˮ�зӵ��|(zh��)��,��p�p��m(x��)̎��ؓ��,��F(xi��n)�坍��a(ch��n)��

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