We have a Delta V Plus instrument on which we analyze C13/C12 ratios. Our current m/z readings are as follows: m/z 44.0 = 0 mv; m/z 45.0 = 10 mV and m/z 46.0 = 0 mV. Could someone please send suggestions to help us reduce the m/z 45.0 reading back to 0 or 1 mV?
Agnes Yvette Glenn, PhD
Chemist, Beverage Alcohol Laboratory
TTB Scientific Services Division
6000 Ammendale Rd.
Beltsville, MD 20705