title: Collaborative study of an enzymatic digestion method for the isolation of light filth from ground beef or hamburger.
abstract: Collaborative results are presented for a proposed method for light filth extraction from ground beef or hamburger. The method involves enzymatic digestion, wet sieving, and extraction with light mineral oil from 40% isopropanol. Recoveries are good and filter papers are clean. This method has been adopted as official first action.
mesh_terms: D005506:Food Contamination / Q000032:analysis*; D008460:Meat / Q000032:analysis*; D008722:Methods; D010434:Pepsin A
chemical_list: D010434:Pepsin A