ZORBAXBonus-RP Bonus-RPcolumnsprovideuniqueselectivityandapplicabilityformidpHswithanembeddedamidelinkageintheC14-alkylchain.AtpH7Bonus-RPprovidesexcellentpeakshapeforeventhemostchallengingbasiccompounds.Bonus-RPisprotectedfromhydrolysisatlowpHusingthesamestericallyprotectingbulkysidechainsasStableBond,andalsoistripleendcappedtominimizesilanolinteractionsandimprovestabilityatmidpH.Bonus-RPcanbeusedwithoutphasecollapsein100%aqueousmobilephases.