Restores brass casings to a bright finish in seconds. This liquid cleaner effectively removes powder fouling residue, oxidation, tarnish, discoloration, dirt, and grime. It cleans the inside of the casings and the primer pocket where tumbling media is not effective. Just immerse the casings in the solution for from 20 seconds up to five minutes, rinse, and dry. The Case Cleaner solution is reusable and economical. A quart of IOSSO case cleaner cleans approximately 1500 casings depending upon the degree of tarnish, residue and size. Case Cleaner is available in quarts and gallons. Environmentally friendly. The solution may be used in an Ultrasonic Cleaner. For added protection against future tarnish, use the IOSSO Case Polish after cleaning. It will leave a high polish in 30 minutes or less.