Accurate Arms: Online guide: We feature information on smokeless powders for all handguns, rifles and shotguns.
BMF Software: Surplus Government gunpowder and brass.
Hodgdon Powder: Our mission is to provide quality propellants, other products, and services to sportsmen, governing units, and other businesses.
IMR: Online guide: Powder consistency is the final key to superb rifle accuracy.
Norma Powders: Norma Powders for Rifle Cartridges.