Properties:
RelatedCategories | Analytical/Chromatography,AscentisExpressColumnsforFastHPLC,AscentisExpressOH5,5μmHPLCColumns,HPLC,HPLCColumns,byBrandforSmallMolecules, |
feature | endcapped:no |
parameter | 60°Ctemp.range |
application(s) | HPLC:suitable |
L×I.D. | 5 cm×3 mm |
impurities | <5 ppmmetals |
matrix | Fused-Coreparticleplatform |
matrixactivegroup | hydroxy,penta-phase |
particlesize | 5 μm |
poresize | 90 ?poresize |
operatingpHrange | 2-9 |
suitABIlity | suitableforL86perUSP |
modeofchromatography | Hydrophilicinteraction(HILIC) |
Description:
FrequentlyAskedQuestions
FrequentlyAskedQuestionsareavailableforthisProduct.
Generaldescription
AscentisExpress5μmOH5isahigh-speed,high-performanceliquidchromatographycolumnbasedona5-micronFused-Core®particledesign.TheFused-Coreparticleprovidesathinporousshellofhigh-puritysilicasurroundingasolidsilicacore.Thisparticledesignexhibitsveryhighcolumnefficiencyduetotheshorterdiffusionpathsinthe0.6-micronthickporousshellandanoverallparticlesizeof~5-microns.TheAscentisExpress5μmOH5stationaryphaseisahighlypolarligandthatpossesses5hydroxylgroupstetheredtothesilicavianovelproprietarylinkagechemistry.ThishighperformancematerialprovidesacolumnthatcanbeusedfortrADItionalnormalphaseseparationsusingnon-polar,totallyorganicmobilephasesorforaqueousnormalphasechromatographywiththetypicalmobilephasesforhydrophilicinteractiveliquidchromatography(HILIC)ofbasic,acidic,zwitterionic,orneutralcompounds.
ColumnCharacteristics
TheFused-Coreparticlehasasurfaceareaof~100m2/gandanaverageporesizeof90?.TheFused-Coreparticlesare30%to50%heavierthancommerciallyavailabletotallyporousparticlesduetothedensityofthesolidcores.Therefore,theeffectivesurfaceareapercolumnissimilartocolumnspackedwithtotallyporousparticleshavingsurfaceareasinthe160-200m2/grange.
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LegalInformation
AscentisisaregisteredtrademarkofSigma-AldrichCo.LLC
Fused-CoreisaregisteredtrademarkofAdvancedMaterialsTechnology,Inc.
Safety:
RIDADR
NONHforallmodesoftransport