ABBREVIATIONS
- I.S.
Internal Standard
- LC-MS/MS
Liquid chromatography tandem mass spectrometry
- LOD
Limit of detection
- LOQ
Limit of quantitation
- MRM
Multiple reaction monitoring
- NAB
Nitrosoanabasine
- NAT
Nitrosoanatabine
- NNK
4-(Methylnitrosamino)-1-(3-pyridyl)-1-butanone
- NNN
Nitrosonornicotine
- RSD%
Relative standard deviation
- TSNA
Tobacco-specific nitrosamine
- USP
United States Pharmacopeia