MS Method (Mariner data only) (continued)

instrument settings, viewing 4-23spectrum numbers in filtered

trace 4-25

MSM files

extracting from DAT file 1-36overview 1-7

Multiple Charge command dimmed on menu 5-37,9-8not displayed on menu 9-8

Multiple data files comparing 2-36,2-38

copying traces into a window 2-37printing 2-36

working with separately 2-36zooming 2-13,2-36

Multiple spectra in Voyager data files 2-7

Multiply charged peaks deconvoluting 5-37single-charge conversion 5-59

Multi-point calibration, see Calibrating mass

N

Negative ion z label 3-58 Neutral loss chromatogram, see

Extracted ion chromatogram (CNL)

NF

in chromatogram header 2-30,4-19in spectrum header 2-32,5-44

Noise filtering chromatogram 4-17spectrum 5-42spectrum, recommended

setting 4-18,5-43

Noise Threshold chromatogram, calculated

automatically 3-21,3-68in peak detection algorithm 3-68setting locally, spectrum 3-30

Noise, screening out

noise filtering command 4-17,5-42subtracting spectra and creating

extracted ion chromatogram (Mariner data) 7-8

truncate spectrum 5-56Nozzle Temperature, displaying

trace 4-2

NR

in chromatogram header 2-30,4-19in spectrum header 2-32,5-44

Number average molecular weight, determining C-15

Number of data points across a peak, determining 3-21,3-31,5-51

O

Offsetting baseline chromatogram 4-27spectrum 5-45

Offsetting UV trace (Mariner data only) Mariner data 4-30

restoring original trace 4-31Open files, moving between 2-8Opening

data files 2-2

data files and automatically running

amacro 6-45

PSD data files 8-2result files 2-40

I

N D E X

Data Explorer Software User’s Guide Index-17