Be sure that the probe temperature is correct before starting an acquisition. Please report any problems to the NMR Facility Staff as soon as possible. 1D NOE Notes have been updated. The following is a listing of temperatures taken from the GEM300. If you want an accurate temperature measurement of your compound then you should measure it with the proper temperature calibration sample.
Directions are in the NMR Cook Book .
Such usage will decrease the life of this unit. It is rated for a minimum setting of -80 degree C. Your air flow settings should be the same for your sample and the measured sample. The samples should remain at the desired temperature for at least 10 minutes. 1999 News for the previous month has been archived. To view previous news, see OLD NEWS .