Nitroguanidine is used as a propellant cahrge in
Semismokeless gun powder
Single based smokeless gun powder
Double based smokeless gun powder
Triple based smokeless gun powder
Triple base powder consists of nitrocellulose, nitroglycerin, and nitroguanidine. The quantity of nitroglycerin is small but sufficient to give power; the nitroguanidine lowers the flame temperature while adding an active explosive constituent. Ref - Krishan Vij textbook of forensic medicine and toxicology 5e pg - 239
Miscellaneous