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1、三氯化铁在水处理中的应用Applicationoftrichlorideinwatertreatment:One,physicalcharacteristics:redbrownliquidmolecularformula:FeC13molecularweight:162.21ratio:1.30、1.50g/cm3Second,theproductuseFerricchlorideinwatertreatmentasawaterpurifier,usedasaflocculatingagentintheenvironmentalprotectionsewagetreatment,
2、sludgedewateringinusedasdehydratingagent,anditsexcellenteffect,canalsobeusedforradioprintedcircuitandstainlesssteelindustriesdoetchingagent,etc・Productcharacteristics:trichlorideisanimportantwatertreatmentagent・Theproductiscorrosiveandtheequipmentneedstobeembalmed,andtheoperatorshouldbeequippe
3、dwithlaborprotection.Itismadefromchlorinatedferrouschloride・Theirontrichlorideisusedinwaterandhydroxidealkalinitytoformavarietyofhydrolyzedproducts,whicharethencombinedtobeFe(OH)3.Thesehydrolysisproductshavealotofpositivecharge,sotheycanneutralizethenegativechargeonthecolloidandcombinewiththen
4、egativelychargedparticlesandthetrihydroxideironoxide・Becauseofthecombinedability,ithastheabilityofflocculationandtheformationofalumflowers・Thechemicalreactionsoftrichlorideandhydrogensulfide(H2S),phosphate(P04),arsenatesalt(As04),andhydroxidealkalinity(OH)areproducedbychemicalreactions・Itpreci
5、pitatestheheavymetalsandsulphidesofthewastewater,whichformthealum,whichcanadsorbthewaterthatisdifficulttodegrade・Isurbansewagedndindustrialwastewatertreatmentefficientflocculant,cheaphassignificantprecipitationofheavymetal,sulfide,decolorization,deodorizationandoilremoval,sterilization,phospho
6、rusremovaleffectandsoon,toreducetheeffluentCODandBOD.Comparedwithotherwastewatertreatmentflocculants:Thesameconcentrationpriceis40%lowerthanthatofsolidtrichloride,whichiscompletelysubstitutedforsolidtrichloride・Thesolutionofsolutionforthesolutionofsolidflocculantiseliminatedbythesolutionofthes
7、olution.Thegeneratedalumflowersarelargeanddense,sotheprecipitateisfast,andthedensealumhasapositivecharge,soithasastrongeffectonthecolloidalparticlesinthewater.Duetothechargeontheirontrichloridehydrolysisproductscomparedtoitsmassratioisl
