ZORBAXEclipsePlusEclipsePluscolumnsarerecommendedforinitialmethoddevelopmentfrompH2-9andprovidehighresolutionandexcellentpeakshapeofalltypesofcompounds.LikeallEclipsecolumnsEclipsePluscolumnsachievesuperiorperformancethroughextradensebondingandaprecisedouble-endcappingprocess.ButEclipsePluscolumnsalsofeatureenhancedhigh-performancesilica,newendcappingreagents,andauniquebondingprocessthatisoptimizedfortheimprovedsilica.EclipsePluscolumnsareavailableinC18,C8,Phenyl-HexylandaC18bondedphasefortheseparationofPAH s(polycyclicaromatichydrocarbons).ThesephasechoicesprovidetheflexibilitytorapidlyseparatealltypesofcompoundsincludingachievingsuperiorresolutionwitharomaticcompoundsusingtheEclipsePlusPhenyl-Hexyl.EclipsePluscolumnsareavailableinparticlesizesrangingfrom1.8umto5um RRHTtoPrepandarearapidlygrowingnewproductfamily.RapidResolutionHT(RRHT)1.8 mcolumnsprovidethefastestanalysistimesandthehighestresolutioninanewwiderrangeofcolumndimensionssupportinghighpressureuse.ZORBAXEclipsePlusColumnSpecifications**BondedPhasePoreSizeSurfaceAreaTemp.LimitspHRangeEndcappedCarbonLoadZORBAXEclipsePlusC1895 160m /g60 C2.0-9.0*Double8%ZORBAXEclipsePlusC895 160m /g60 C2.0-9.0*Double8%ZORBAXEclipsePAH95 160m /g60 C2.0-8.0*Double14%ZORBAXEclipsePhenyl-Hexyl95 160m /g60 C2.0-8.0*Double9%**Specificationsrepresenttypicalvaluesonly.*ColumnlifetimewillbereducedsignificantlyatpH 7andtemperature 40 C.AtpH6-9,highestcolumnstabilityforallsilicabasedcolumnsisobtainedbyoperatingattemperatures 40 Candusinglowerbufferconcentrationsinrangeof0.01 0.02M,especiallywithphosphateandcarbonatebuffers.