Section 180.155 - 1-Naphthaleneacetic acid; tolerances for residues(a)General. Tolerances are established for the residues of 1-naphthaleneacetic acid, including its metabolites and degradates in or on the commodities in the following table. Compliance with the tolerance levels specified is to be determined by measuring only 1-naphthaleneacetic acid and its conjugates, calculated as the Stoichiometric equivalent of 1-naphthaleneacetic acid, in or on the commodity. | Commodity | Parts per
million |
| Avocado | 0.05 |
| Cherry, sweet | 0.1 |
| Fruit, pome, group 11-10 | 0.15 |
| Mango | 0.05 |
| Olive | 0.7 |
| Orange | 0.1 |
| Pineapple1 | 0.05 |
| Pomegranate | 0.05 |
| Potato | 0.01 |
| Rambutan | 2.0 |
| Sapote, mamey | 0.05 |
| Tangerine | 0.1 |
1 There are no U.S. registrations since 1988.
(b)Section 18 emergency exemptions. [Reserved](c)Tolerances with regional registrations. [Reserved](d)Indirect or inadvertent residues. [Reserved]78 FR 30218, May 22, 2013, as amended at 80 FR 77260, Dec. 14, 2015