混凝劑的化學除磷

1、南京化工職業(yè)技術(shù)學院南京化工職業(yè)技術(shù)學院畢業(yè)設計（論文）（論文）題目題目混凝劑的化學除磷混凝劑的化學除磷姓名所在系部所在系部應用化學系專業(yè)班級專業(yè)班級環(huán)境0921指導教師指導教師2012年04月混凝劑的化學除磷IIAbstractThewaterbodyeutrophicationphenomenondaybydaywasinrecentyearsseriousthetapwaterwatersourcewasthreatendayby

2、daybutthephosphuspollutionwasthewaterbodyeutrophicationkeyaspect[12].Therefethesewagecitiesemissionsstard(GB89791996)pairofphosphusemissionsstardhasmadethestrictstipulationthelevelstardis0.5mgL[3].Atpresentuseseliminates

3、thephosphusmethodmainlytohavethebiologychemistryeliminatesthephosphuslaw.Howeverinthewastewaterthetotalphosphusoftencannotachievetheemissionsstardthroughbiologicallawprocessingtherefehastheessentialresearchwastewaterchem

4、icalprocesstoeliminatethephosphus.Thechemicalprocesseliminatesthephosphuskeytolieinthemedicamentthechoicetheprecipitationconditioncontrolthisarticlemainlycarriesonthediscussiontotheferroussaltthecalciumsaltchemistryproce

5、ssinglawcarriesonthecontrolelabationtosomebasicconditions.Butindailyexceptphosphuscraftinalliseliminatesthechemicalprocessthephosphustohavetoeliminatewiththebiologicallawthephosphustosynthesizecarriesontheconsideration.K