An exemption from the requirement of a tolerance is established for residues of the plant volatiles cyclic decadiene, cyclic decene, cyclic pentadecatriene, and decatriene and the pheromone Z-2-isopropenyl-1-methylcyclobutaneethanol; Z-3,3-dimethyl-[Delta]1,[beta]-cyclohexaneethanol; Z-3,3-dimethyl-[Delta]1,[alpha]-cyclohexaneethanal; E-3,3-dimethyl-[Delta]1,[alpha]-cyclohexaneethanal combination when applied to cotton in hollow synthetic fibers. [48 FR 28442, June 22, 1983]