(a) “Mechanically Separated (Kind of Poultry)” is any product resulting from the mechanical separation and removal of most of the bone from attached skeletal muscle and other tissue of poultry carcasses and parts of carcasses that has a paste-like form and consistency, that may or may not contain skin with attached fat and meeting the other provisions of this section. Examples of such product are “Mechanically Separated Chicken” and “Mechanically Separated Turkey.”

(b) “Mechanically Separated (Kind of Poultry)” shall not have a bone solids content of more than 1 percent. At least 98 percent of the bone particles present in “Mechanically Separated (Kind of Poultry) “ shall have a maximum size no greater than 1.5 mm (millimeter) in their greatest dimension and there shall be no bone particles larger than 2.0 mm in their greatest dimension.

(c) “Mechanically Separated (Kind of Poultry)” shall not have a calcium content exceeding 0.235 percent when made from mature chickens or from turkeys as defined in § 381.170(a)(l)(vi) and (vii) and (a)(2), respectively, or 0.175 percent when made from other poultry, based on the weight of product that has not been heat treated, as a measure of a bone solids content of not more than 1 percent.

(d) “Mechanically Separated (Kind of Poultry)” may be used in the formulation of poultry products in accordance with § 381.174 and meat food products in accordance with subchapter A of this chapter.

(e) Product resulting from the mechanical separation process that fails to meet the bone particle size or calcium content requirements for “Mechanically Separated (Kind of Poultry)” shall be used only in producing poultry extractives, including fats, stocks, and broths and labeled as “Mechanically Separated (Kind of Poultry) for Further Processing.”