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
Apple 5.0
Apple, juice 10.0
Barley, bran 5.0
Barley, grain 2.0
Barley, straw 10.0
Blackberry 30.0
Blueberry 20.0
Cantaloupe 2.0
Cattle, fat 0.02
Cattle, kidney 1.0
Cattle, meat 0.02
Cattle, meat byproducts, except kidney 0.2
Cherry 10.0
Coffee, bean, green 0.5
Cotton, gin byproducts 180.0
Cotton, undelinted seed 6.0
Cucumber 0.1
Egg 0.002
Goat, fat 0.02
Goat, kidney 1.0
Goat, meat 0.02
Goat, meat byproducts, except kidney 0.2
Grape 2.0
Grape, raisin 12.0
Hazelnut 0.80
Hog, fat 0.02
Hog, kidney 1.0
Hog, meat 0.02
Hog, meat byproducts, except kidney 0.2
Horse, fat 0.02
Horse, kidney 1.0
Horse, meat 0.02
Horse, meat byproducts, except kidney 0.2
Milk 0.01
Nut, macadamia 0.5
Pepper 30.0
Pineapple 2.0
Poultry, fat 0.02
Poultry, liver 0.05
Poultry, meat 0.01
Poultry, meat byproducts, except liver 0.01
Sheep, fat 0.02
Sheep, kidney 1.0
Code of Federal Regulations 495
Sheep, meat 0.02
Sheep, meat byproducts, except kidney 0.2
Sugarcane, molasses 1.5
Tomato 2.0
Walnut 0.5
Wheat, bran 5.0
Wheat, germ 5.0
Wheat, grain 2.0
Wheat, middlings 5.0
Wheat, shorts 5.0
Wheat, straw 10.0
(b) 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]

Code of Federal Regulations

[65 FR 33710, May 24, 2000, as amended at 72 FR 53455, Sept. 19, 2007; 75 FR 56015, Sept. 15, 2010]