It'd be a little easier if you listed a few of your favorite types but I know they vary...like my beloved Titegroup has a high nitroglycerin content among other things and my Reloder10x has either a small amount or none...
ETA: my chemist wife says the smokeless powders are a mixture of compounds and will have numerous different structures within each powder. So you'd be getting half a dozen different molecular structures inked in a pattern.