40 CFR § 180.1281
S-Abscisic Acid, (S)-5-(1-hydroxy-2,6,6-trimethyl-4-oxo-1-cyclohex-2-enyl)-3-methyl-penta-(2Z,4E)-dienoic Acid; exemption from the requirement of a tolerance
June 9, 2020
An exemption from the requirement of a tolerance is established for residues of S-Abscisic Acid in or on all food commodities when applied or used preharvest as a plant regulator.
[75 FR 11744, Mar. 12, 2010]