Properties:
| RelatedCategories | Analytical/Chromatography,Anion,Dowex,LPLCSeparationMedia,LPLC/TLC/PaperChromatography, |
| description | amphotericform |
| parameter | 70°Cmax.temp. |
| moisture | 43-48% |
| color | deepyellow,tan |
| matrix | amphotericstyrene-divinylbenzene(gel) |
| particlesize | 50-100 mesh |
| operatingpH | 0-14 |
| capacity | 0.7 meq/mLbywettedbedvolume |
Description:
Application
Chromatographicresinforionseparation.Usefulforremovalofionicdetergents(e.g.,SDS)fromproteinsamples.Itisusedfortheremovalofelectrolytesfromwatersolutions,andseparationofcationsfromanions.DesaltingoccursbySEC-typemechanism,socolumnuseisrecommendedforbestsuccess.
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DowexRetardion11A8wasusedinsolidphaseextractionfordeterminationoftotalconcentrationsbyflameatomicabsorptionspectrometry.
Generaldescription
TheRetardion11A8isnotatruemixedbedresin,butaresinwithmixedfunctionality.Itcontainspairedanionandcationexchangesites(eachexistsastheother′scounter-ion)thatadsorbmobileionsfromabulkstream.
AmphotericpropertiesofDowexRetardion11A8allowsspecificisolationofelementsfromcomplexmixtureswhichgenerallyispossIBLewithuseofmonofunctionalionexchangers.DeterminationoftraceamountsofZincandCadmiumbyrADIochemicalNAAwasperformedusingRetardion11A8.
OtherNotes
Thision-exchangeresinhasnotbeenspeciallyprocessednorcleaned.Wesuggestthatitbetreatedtoasuitablepreliminaryelutionandwash.
Packaging
100,500ginpolybottle
Physicalform
Mixedbed
LegalInformation
DOWEXisaregisteredtrademarkofTheDowChemicalCompanyoranaffiliatedcompanyofDow
Safety:
Symbol

GHS07
Hazardstatements
H315-H319-H335
Precautionarystatements
P261-P305+P351+P338
RIDADR
NONHforallmodesoftransport