[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: 40CFR180.293] [Page 399] 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 C_Specific Tolerances Sec. 180.293 Endothall; tolerances for residues. (a) General. (1) Tolerances are established for residues of the pesticide endothall (7-oxa bi cyclo [2.2.1] hep tane-2,3-di car box yl ic acid) from use of its mono-N,N-di meth yl al kyl a mine salt wherein the al kyl group is the same as in the fatty acid of coconut oil in or on the following raw agricultural commodities: ------------------------------------------------------------------------ Parts per Commodity million ------------------------------------------------------------------------ Cotton, undelinted seed...................................... 0.1 Hop.......................................................... 0.1 Potato....................................................... 0.1 Rice, grain.................................................. 0.05(N) Rice, straw.................................................. 0.05(N) ------------------------------------------------------------------------ (2) An interim tolerance of 0.2 parts per millino is established for residues of the herbicide endothall (7 - oxabicyclo[2.2.1] heptane-2,3- dicar box ylic acid) in potable water from use of its potassium, sodium, di-N, N-dimethyl alkylamine, and mono-N-N-dimethyl alkylamine salts as algicides or herbicides to control aquatic plants in canals, lakes, ponds, and other potential sources of potable water. (b) Section 18 emergency exemptions. [Reserved] (c) Tolerances with regional registrations. [Reserved] (d) Indirect or inadvertent residues. [Reserved] [41 FR 23717, June 11, 1976, as amended at 51 FR 4498, Feb. 5, 1986; 62 FR 49931, Sept. 24, 1997; 63 FR 42249, Aug. 7, 1998; 67 FR 35048, May 17, 2002]