Important Notice: Our web hosting provider recently started charging us for additional visits, which was unexpected. In response, we're seeking donations. Depending on the situation, we may explore different monetization options for our Community and Expert Contributors. It's crucial to provide more returns for their expertise and offer more Expert Validated Answers or AI Validated Answers. Learn more about our hosting issue here.

I requested an exact mass measurement, but I only received a nominal mass spectrum. Why wasn’t the exact mass done?

April 26, 2017exact mass measurement nominal received requested spectrum

0

10 Posted

I requested an exact mass measurement, but I only received a nominal mass spectrum. Why wasn’t the exact mass done?

1 Answer

0

10 Posted

– We usually run a nominal mass, full mass range scan on all samples first. If the nominal mass spectrum does not show the expected molecular ion, we cannot do an exact mass.