Regulations last checked for updates: May 18, 2024

Title 40 - Protection of Environment last revised: May 16, 2024
§ 180.300 - Ethephon; tolerances for residues.

(a) General. Tolerances are established for residues of the plant regulator ethephon [(2-chloroethyl) phosphonic acid] in or on food commodities as follows:

Commodity Parts per million
Apple5.0
Apple, juice10.0
Barley, bran5.0
Barley, grain2.0
Barley, straw10.0
Blackberry30.0
Blueberry20.0
Cantaloupe2.0
Cattle, fat0.02
Cattle, kidney1.0
Cattle, meat0.02
Cattle, meat byproducts, except kidney0.2
Cherry10.0
Coffee, bean, green0.5
Cotton, gin byproducts180.0
Cotton, undelinted seed6.0
Egg0.002
Goat, fat0.02
Goat, kidney1.0
Goat, meat0.02
Goat, meat byproducts, except kidney0.2
Grape2.0
Grape, raisin12.0
Hazelnut0.80
Hog, fat0.02
Hog, kidney1.0
Hog, meat0.02
Hog, meat byproducts, except kidney0.2
Horse, fat0.02
Horse, kidney1.0
Horse, meat0.02
Horse, meat byproducts, except kidney0.2
Milk0.01
Nut, macadamia0.5
Pepper30.0
Pineapple2.0
Poultry, fat0.02
Poultry, liver0.05
Poultry, meat0.01
Poultry, meat byproducts, except liver0.01
Sheep, fat0.02
Sheep, kidney1.0
Sheep, meat0.02
Sheep, meat byproducts, except kidney0.2
Sugarcane, molasses1.5
Tomato2.0
Walnut0.5
Wheat, bran5.0
Wheat, germ5.0
Wheat, grain2.0
Wheat, middlings5.0
Wheat, shorts5.0
Wheat, straw10.0

(b) Section 18 emergency exemptions. [Reserved]

(c) Tolerances with regional registrations. A tolerance with regional registration, as defined in § 180.1(m), of 0.1 part per million is established for residues of the plant regulator ethephon [(2-chloroethyl)phosphonic acid] in or on the food commodity sugarcane.

(d) Indirect or inadvertent residues. [Reserved]

[65 FR 33710, May 24, 2000, as amended at 72 FR 53455, Sept. 19, 2007; 75 FR 56015, Sept. 15, 2010; 80 FR 72598, Nov. 20, 2015]
authority: 21 U.S.C. 321(q), 346a and 371
source: 36 FR 22540, Nov. 25, 1971, unless otherwise noted.
cite as: 40 CFR 180.300