02 NCAC 52C .0402 MANUFACTURING BONE MEAL
Bone meal (ground or crushed animal bones) for feeding purposes shall in the process of manufacture be heated sufficiently to destroy all disease producing organisms, including spores. The minimum requirement to accomplish this shall consist of exposure to steam under pressure (approximately 15 pounds gauge pressure) at not less than 248 degrees F. for not less than 30 minutes, or dry heating at not less than 284 degrees F. for not less than three hours, provided that all parts of the material reach the temperature above indicated.
History Note: Authority G.S. 106‑168.12; 106‑284.41;
Eff. April 1, 1984.