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1、DowWaterSolutionsDOWEX?IonExchangeResinsWATERCONDITIONINGMANUALWATERCONDITIONINGMANUALAPracticalHandbookforEngineersandChemists·Products·Design·Applications·Equipment·Operation·EngineeringInformationWhatthishandbookisabout…Thisisahandbookforpeopleresponsibleforwatersupplie
2、s,butwhoarenotnecessarilywaterchemists.HerearebasicdataonwaysofconditioningwaterwithDOWEX?ionexchangeresinsandstraightforwardexplanationsofhowyoucandeterminecostsandresultsusingthevariousmethodsonyourownwater.BetterWater=BetterOperationBecausewaterisoneofthemostimportantra
3、wmaterialsbroughtintoanyplant,itfollowsthatbetterwaterwillcutoverallcostsandimproveplantoperatingefficiency.Theseimprovementscanrangefromeliminationofscaleandcorrosioninwater-andsteam-carryingequipmentthroughreducedmaintenanceandoutagetimetobetterfinishedproducts.IonExchan
4、geVersatilityDOWEXcationandanionexchangeresins,usedseparatelyorincombination,withorwithoutotherwater-treatingmaterials,doanamazingvarietyofwater-conditioningjobs;fromsimplesofteningofhardwatersuppliestoremovalofdissolvedsolidsdowntoapartperbillion!Thefollowingtrademarksare
5、usedinthishandbook:DOWEX?ionexchangeresinsDOWEX?MAC-3ionexchangeresinDOWEX?MARATHON?ionexchangeresinsDOWEX?MONOSPHERE?ionexchangeresinsDOWEX?UPCORE?MonoionexchangeresinsFILMTEC?reverseosmosismembranesUPCORE?systemTABLEOFCONTENTS1IntroductiontoIonExchange...................
6、..............................................................................................71.1WhatisIonExchange?..................................................................................................................71.2SelectingDOWEX?Resins..................
7、........................................................................................82Terms,Acronyms,AndAbbreviations...................................................................................................93SodiumCycleIonExchangeProcess(WaterSoftening)......
8、..............................................................193.1IonExchangeResinsSpeci
