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40 CFR § 180.680 - Fluensulfone; tolerances for residues.

---
identifier: "/us/cfr/t40/s180.680"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 180.680 - Fluensulfone; tolerances for residues."
title_number: 40
title_name: "Protection of Environment"
section_number: "180.680"
section_name: "Fluensulfone; tolerances for residues."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "E"
subchapter_name: "PESTICIDE PROGRAMS"
part_number: "180"
part_name: "TOLERANCES AND EXEMPTIONS FOR PESTICIDE CHEMICAL RESIDUES IN FOOD"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "21 U.S.C. 321(q), 346a and 371."
regulatory_source: "36 FR 22540, Nov. 25, 1971, unless otherwise noted."
cfr_part: "180"
---

# 180.680 Fluensulfone; tolerances for residues.

(a) *General.* Tolerances are established for residues of the nematicide fluensulfone, including its metabolites and degradates, in or on the commodities in the table 1 to § 180.680. Compliance with the tolerance levels specified in the following table below is to be determined by measuring only the sum of fluensulfone, 5-chloro-2-[(3,4,4-trifluoro-3-buten-1-yl)sulfonyl]thiazole and its metabolite, 3,4,4-trifluoro-but-3-ene-1-sulfonic acid, calculated as the stoichiometric equivalent of fluensulfone, in or on the commodity.

Table 1 to § 180.680

| Commodity | Parts per million |
| --- | --- |
| Almond, hulls | 5 |
| Berry, low growing, subgroup 13-07G | 0.5 |
| head and stem, subgroup 5A | 1.5 |
| leafy greens, subgroup 4-16B | 20 |
| Celtuce | 4 |
| Fennel, Florence, fresh leaves and stalk | 4 |
| Fruit, citrus, group 10-10 | 0.3 |
| Fruit, citrus, group 10-10, dried pulp | 0.9 |
| Fruit, citrus, group 10-10, oil | 15 |
| Fruit, pome, group 11-10 | 0.4 |
| Fruit, small, vine climbing, subgroup 13-07D | 0.8 |
| Fruit, stone, group 12-12 | 0.15 |
| Grape, raisin | 1.5 |
| Kohlrabi | 1.5 |
| Leaf petiole vegetable subgroup 22B | 2 |
| Leafy greens subgroup 4-16A | 4 |
| Nut, tree, group 14-12 | 0.02 |
| Potato, chips | 2 |
| Potato, granules/flakes | 2 |
| Soybean, seed | 0.07 |
| Sugarcane, cane | 0.06 |
| Sugarcane, molasses | 0.3 |
| Tomato, paste | 1.5 |
| Vegetable,  head and stem, group 5-16 | 1.5 |
| Vegetables, cucurbits, group 9 | 0.7 |
| Vegetables, fruiting, group 8-10 | 0.7 |
| Vegetables, leafy, except  group 4 | 4 |
| Vegetables, leaves of root and tuber, group 2, except sugar beet | 50 |
| Vegetables, root, except sugar beet, subgroup 1B | 4 |
| Vegetables, tuberous and corm, subgroup 1C | 0.8 |
| This tolerance expires on May 2, 2022. |  |

(b) *Section 18 emergency exemptions.* [Reserved]

(c) *Tolerances with regional registrations.* [Reserved]

(d) *Indirect or inadvertent residues.* Tolerances are established for residues of the nematicide fluensulfone, including its metabolites and degradates, in or on the commodities in table 2 to § 180.680. Compliance with the tolerance levels specified in the following table below is to be determined by measuring only the sum of fluensulfone, 5-chloro-2-[(3,4,4-trifluoro-3-buten-1-yl)sulfonyl]thiazole and its metabolite, 3,4,4-trifluoro-but-3-ene-1-sulfonic acid, calculated as the stoichiometric equivalent of fluensulfone, in or on the commodity.

Table 2 to § 180.680

| Commodity | Parts permillion |
| --- | --- |
| Barley, bran | 0.15 |
| Barley, grain | 0.1 |
| Barley, hay | 15 |
| Barley, straw | 6 |
| Buckwheat, grain | 0.1 |
| Grain, cereal, forage, fodder and straw, group 16 | 3 |
| Grain, cereal, group 15 | 0.05 |
| Oat, forage | 6 |
| Oat, grain | 0.1 |
| Oat, hay | 15 |
| Oat, straw | 6 |
| Wheat, bran | 0.15 |
| Wheat, forage | 6 |
| Wheat, germ | 0.1 |
| Wheat, grain | 0.1 |
| Wheat, hay | 15 |
| Wheat, milled byproducts | 0.15 |
| Wheat, straw | 6 |

[84 FR 24047, May 24, 2019, as amended at 86 FR 46159, Aug. 18, 2021; 86 FR 60182, Nov. 1, 2021]