Offering the Accurate No. 2230 Smokeless Powder makes us happy (8 Lbs). The currently available Accurate 2230 Powder is a spherical powder that meters exceptionally effectively. Fast-burning Accurate No. 2230 Smokeless Powder is made for a range of cartridges, including the.22-250 Remington,.223 Remington/5.56 NATO,.204 Ruger, and.308 Winchester/7.62 NATO. Accurate No. 2230 Smokeless Powder burns cleanly, resulting in fewer cleanings and longer intervals between cleanings.