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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>Dear RASMB,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>In performing a multicomponent non-ideal fit using SEDANAL (ver. 693, and 705), the fitted scaling parameters consistently drift to their maximum upper limit value when N, the number points between meniscus and base, was increased from 500 to 1000 and above. This also was true if the initial guesses varied significantly from a value of 9mls/gram.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>What are some possible reasons that a fit would perform in this manner?<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Thanks to all in advance for considering my question.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>John Sumida<o:p></o:p></p><p class=MsoNormal>University of Washington<o:p></o:p></p></div></body></html>