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.
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