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    ʱ䣺2019/1/4 16:56:44 :2240
    ڶֹͣĥ׹ĥϼ׹ȴˮҪȾΪCODBODSSͨɲο´ùֹͣãˮءءءˮữءءءˡŷ
     
    ֬ˮ
     
    ֬Улܼ֬ѧ֬绯ѧ֬֬лܼ֬֬ںԼʴɵ֬ˮҪȾΪpHSSCODBODʯɫȵ
     
    ܹͨο´ùֹͣãˮͳءء豸ˮữ˻ŷ
     
    ˮͨ黯ֹͣǰӦͶCaCl2黯ͷϳ豸ȥ
     
    ˮCODŨȸʱȲ粻ֻú
     
    ϴ׻ˮ
     
    ϴˮҪڶԸϴвˮpHͨΪ2-3иŨȵFe2+SSŨҲ
     
    ɲο´ùֹͣãˮءкͳءءءء˳ءpHصءŷ
     
    ׻ˮֽƤĤˮָںпҺоѧһˮάĤΪͿײˮеҪȾΪpHSSPO43-CODZn2+
     
    ɲο´ùֹͣãˮءһءءءء˳ءŷ
     
    ˮ
     
    ȾҪΪpHCODPO43-SSɲ׻ˮùնˮֹͣ
     
    Ʒˮ
     
    ѹкܶڵƹղͬķˮҲͬͨҵųķˮǰ÷ˮ軯ͭĺˮͭˮˮˮؽˮ⻹жֵƷҺںͬȾĵƷˮвͬĴð취ֱ£
     
    1.ˮ
     
    ĿǰúˮļDzüȻ⺬ˮҪˮֹȽü÷ԭǷˮڼϵ軯ٻȥİ취ù̷Ϊ׶һ׶ǽΪٻ׶ڶ׶ǽνһϳɳɶ̼ˮ׶
     
    ụ̀ˮءһءءбء˳ءصءŷ
     
    ƣ
     
    һ裺pHֵ1011Ͷҩ軯CN-:Cl2=1:2.73軯CN-:Cl2=1:3.42ORPǿƷյΪ300350mvʱ1015
     
    裺pHֵ78(H2SO4ص)Ͷҩ軯CN-:Cl2=1:4.09軯CN-:Cl2=1:4.09ORPǿƷյΪ600700mvʱ1030ˮŨȿ35mg/1 úĺˮۺϷˮһֹͬͣ
     
    ˮ
     
    ۸ˮͨøԭֹͣ÷ԭͶӸԭ۸ԭ۸ȻͶʯҵȵpHֵʹ۸ӷˮб
     
    ù£Cr6+ˮءԭءءءpHصءŷ
     
    ԭƣpHֵ2.53ͶӸԭֹͣյORPǿ300330mvϸ辭Կ϶ʱԼΪ15-20ɲûеˮ
     
    PHֵ79ʱ䣺1520
     
    ۺؽˮ
     
    ۺؽˮɺͭпȷؽˮԼǰ÷ˮˮð취ԼͨüĹֹͣ
     
    ù£ ۺؽˮءءءбܳءˡpHصءŷ
     
    ͨpHֵ910ϸpHɵʱ϶ʱΪ20301020跽ʽԻеҲÿ
     
    ֵƷˮۺϴ
     
    һƳжֵƷˮ纬ˮ۸ˮؽͭпۺϷˮͨȡˮõİ취ȺˮˮӦߵѼֱӦİ취ԺˮֹͣúķˮۺϷˮһͬû취ֹͣ ù:
     
    ˮءһءءۺϷˮ
     
    ˮءԭءۺϷˮ
     
    ۺϷˮۺϷˮءءءбܳءмءpHصءŷ
     
    ·ˮ
     
    ·ҵڶ·ֹͣĥʴ׽ӰĤȵĹл·ˮ·ˮҪ¼֣
     
    Øѧͭʴ̹ϺͭˮˮpHֵ910Cu2+Ũȿɴ100200mg/l
     
    ØĥˢǰϴĴؽˮ(ͭˮ)Sn/PbˮpHֵ34Cu2+С100mg/lSn2+С10mg/l΢Pb2+ؽ
     
    ØĤĤӰī˿ϴȹϸŨȵлīҺ,CODŨͨ30004000mg/l
     
    ·ˮIJͬڴʱԲͬķˮֹͣȡͬİ취ֹͣ
     
    Ϻͭˮ(ͭϷˮ)
     
    ˮؽCu2+백˽ȶͨİ취ܹͭȻٻﹹֹͣͨ򻯷ֹͣ򻯷ָеS2-ͭеCu2+CuSʹͭӷˮбS2-ʹFeSȥ
     
    ù£ͭϷˮء練ءءбܳءмˮءpHصءŷ
     
    ĿҪݸˮʵIJͬڵп϶ͨڼ֮ǰpHֵԻƫҲеĽpHֵƫͶҩݷˮͭӵ϶ͨͶŹҩװORPDzⶨλ-300mv(ֵ)ΪԹͶεİ취ȥͶݵԿ϶ƶμطʱΪ1520طʱΪ1520
     
    īˮ
     
    ĤīķˮˮСͨüЪӦлīӷˮбʶȥԤúīˮɻۺϷˮһֹͬͣˮɵֹͣ
     
    ù£лīˮữءۺϷˮػֹͣ
     
    ˮʱڵīϸ¸ˮ湹ɸܹ˹취Ʋȥˮʱðѹ˻ˮҲƲֹͣһȥCOD
     
    ·ۺϷˮ
     
    ˮҪCu2+Sn2+Pb2+ؽۺϷˮ䴦ð취ۺϷˮͬ
     
    ·ˮۺϴ
     
    һ·峧ϼ·ˮʱӦͭϷˮīˮۺؽˮѼīˮֹͣԤúۺϷˮһֹͬͣͭϷˮúۺϷˮϵͳ
     
    ù£
     
    ØͭϷˮء練ءءбܳءмˮ
     
    ØлīˮữءۺϷˮ
     
    ØۺϷˮۺϷˮءءءбܳءмءpHصءŷ
     
    лȾˮĴü
     
    ˮ
     
    ϳõˮð취A2/Où£
     
    ˮդءءءȱءءءءŷ
     
    ӡȾˮ
     
    ˮˮɫȸɷָͨɲȡˮữ-Ӵ-ﻯӡȾˮ
     
    ù£
     
    ӡȾˮء1бءˮữءӴءء2ءмءˮءŷ
     
    ӡˢīˮ
     
    ˮˮСɫSSCODŨȸɲο´ùգ
     
    ˮīˮءءˮữءӴءءбءءˮءŷ


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