CFR > Title 21 - Food and Drugs > CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES > SUBCHAPTER E—ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS (parts 500 to 590) > PART 582—SUBSTANCES GENERALLY RECOGNIZED AS SAFE > SUBPART H—Stabilizers (§582.7115 to §582.7724) > 582.7133—Ammonium alginate.