[Code of Federal Regulations] [Title 40, Volume 22] [Revised as of July 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 40CFR180.1072] [Page 559] TITLE 40--PROTECTION OF ENVIRONMENT CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED) PART 180_TOLERANCES AND EXEMPTIONS FROM TOLERANCES FOR PESTICIDE CHEMICALS IN FOOD--Table of Contents Subpart D_Exemptions From Tolerances Sec. 180.1072 Poly-D-glucosamine (chitosan); exemption from the requirement of a tolerance. (a) An exemption from the requirement of a tolerance is established for residues of the biological plant growth regulator poly-D-glucosamine when used as a seed treatment in or on barley, beans, oats, peas, rice, and wheat. (b) An exemption from the requirement of a tolerance is established for residues of the biological plant growth regulator poly-D-glucosamine when used as a pesticide in the production any raw agricultural commodity. [60 FR 19524, Apr. 19, 1995]