详解专着多巴胺dopamine.pdf
USP35OfficialMonographs/Dopamine2971
ChromatographicsystemAcceptancecriteria
(SeeChromatography〈621〉,SystemSuitability.)Individualimpurities:SeeImpurityTable1.
Mode:LC
Detector:UV271nm
ImpurityTable1
Column:4.6-mm×15-cm;5-µmpackingL1
Columntemperature:35°RelativeRelativeAcceptance
Flowrate:1mL/minRetentionResponseCriteria,
Injectionsize:50µLNameTimeFactorNMT(%)
SystemsuitabilityDesbenzyldonepezila0.351.00.5
Sample:StandardsolutionDonepezilopenringb0.700.60.5
SuitabilityrequirementsDonepezil1.0——
Columnefficiency:NLT5000theoreticalplateshydrochloride
Tailingfactor:NMT1.5DonepezilN-oxidec1.21.00.5
Relativestandarddeviation:NMT2.0%
AnalysisIndividualunspe