An exemption from the requirement of a tolerance is established for residues of Didecyl dimethyl ammonium chloride in or on broccoli resulting from the use of Didecyl dimethyl ammonium chloride as a seed treatment at a treatment concentration of 1200 ppm prior to planting by immersion. [77 FR 47296, Aug. 8, 2012] Sec. 180.1318 3-decen-2-one; exemption from the requirement of a tolerance.
An exemption from the requirement of a tolerance is established for residues of the biochemical pesticide, 3-decen-2-one, in or on potatoes when applied as a potato sprout inhibitor and used in accordance with label directions and good agricultural practices. [78 FR 11766, Feb. 20, 2013]