Search results with tag "Trace impurities"

NMR Chemical Shifts of Trace Impurities: Common …

NMR Chemical Shifts of Common Laboratory Solvents as Trace Impurities Hugo E. Gottlieb,* Vadim Kotlyar, and Abraham Nudelman* Department of Chemistry, Bar-Ilan University, Ramat-Gan 52900, Israel Received June 27, 1997 In the course of the routine use of NMR as an aid for organic chemistry, a day-to-day problem is the identifica-

  Chemical, Impurities, Common, Trace, Shifts, Chemical shifts, Chemical shifts of trace impurities, Trace impurities