Properties:
RelatedCategories | Analytical/Chromatography,AscentisExpressColumnsforFastHPLC,AscentisExpressF5,2μmUHPLCColumns,F5,2μmColumns,HPLC, |
feature | endcapped |
parameter | 60°Ctemp.range |
L×I.D. | 3 cm×3 mm |
impurities | <5 ppmmetals |
matrix | Fused-Coreparticleplatform |
matrixactivegroup | PFP(pentafluorophenyl)phase |
particlesize | 2 μm |
poresize | 90 ?poresize |
operatingpH | 2-9 |
modeofchromatography | Reversedphase |
Description:
Generaldescription
AscentisExpress2.0μmF5isahigh-speed,UHPLCcolumnbasedonaFused-Core®particledesign.Thisparticledesignexhibitsveryhighcolumnefficiencyduetotheshallowdiffusionpathsinthe0.4-micronthickporousshellandthesmalloverallparticlesizeof2-microns.Thebonded,endcapped,dimethylpentafluorophenylpropylstationaryphaseofAscentisExpress2.0μmF5providesastable,reversedphasepackingwithelectron-deficientphenylringsduetothepresenceofelectronegativefluorines.Inadditiontoformingp-pandmildlystericinteractions,F5phasesalsoretaincompoundsbypolarinteractions.Havingpolarrandnon-polarcharacter,F5phasescanshowdual-moderetentionbehavior,sometimesproducinga“U-shaped”retentionasafunctionofacetonitrilecontentofthemobilephase,withretentionincreasingatbothlowandhighconcentrationsofACN(reversed-phaseandHILICretentionmodes).AscentisExpress2.0μmF5canbeusedforbasic,acidic,orneutralcompoundswithalternateselectivityfromC18.Recommendedproducts
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LegalInformation
AscentisisaregisteredtrademarkofSigma-AldrichCo.LLC
Fused-CoreisaregisteredtrademarkofAdvancedMaterialsTechnology,Inc.