325.19—Provisions inapplicable to specimens for laboratory examination, etc., or to naturally inedible articles.
The provisions of this part do not apply:
(a)
To specimens of product sent to or by the Department of Agriculture or divisions thereof in Washington, DC, or elsewhere, for laboratory examination, exhibition purposes, or other official use;
(b)
To material released for educational, research and other nonfood purposes, as prescribed in § 314.9 of this subchapter;
(c)
To glands and organs for use in preparing pharmaceutical, organotherapeutic, or technical products and not used for human food, as described in § 318.1(g) of this subchapter;
(d)
To material or specimens of product for laboratory examination, research, or other nonhuman food purposes, when authorized by the Administrator, and under conditions prescribed by him in specific cases; and
(e)
To articles that are naturally inedible by humans, such as hoofs, horns, and hides in their natural state.