qNMR: the best pulse length for acquisition
qNMR: the best pulse length for acquisition I recently had the chance to catch up with qNMR “guru”, friend, and collaborator – Torsten Schönberger (BKA, Germany). After a few “Kölsch” beers, attention naturally turned to the very basic question: what is the best pulse tip angle to use for qNMR experiments? Of cou…
Getting REALLY fussy about integration
Getting REALLY fussy about integration A quiet revolution is occurring in the world of quantitation: qNMR. [1] I have written extensively on the subject in this blog [2], and there are many excellent peer-reviewed articles to consider. The big attractions for analysts are speed and convenience . You do not need…
qNMR Purity Recipes Book
qNMR Purity Recipes Book 1. Sample Preparation The technique requires that you co-dissolve your analyte together with an appropriate reference material. The NMR signal for this must be collected under quite careful conditions if the experiment is to be quantitative. Finally, the spectrum must be processed and…
