40 CFR Ch. I (7–1–06 Edition)
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§ 180.3 40 CFR Ch. I (7–1–06 Edition) (o) The term food commodity means: (2) Where tolerances are established (1) Any raw agricultural commodity in terms of inorganic bromide residues (food or feed) as defined in section only from use of organic bromide fumi- 201(r) of the Federal Food, Drug, and gants on raw agricutural commodities, Cosmetic Act (FFDCA); and such tolerances are sufficient to pro- (2) Any processed food or feed as de- tect the public health, and no addi- fined in section 201(gg) of the FFDCA. tional concurrent tolerances for the or- [36 FR 22540, Nov. 25, 1971] ganic pesticide chemicals from such use are necessary. This conclusion is EDITORIAL NOTE: For FEDERAL REGISTER ci- based on evidence of the dissipation of tations affecting § 180.1, see the List of CFR Sections Affected, which appears in the the organic pesticide or its conversion Finding Aids section of the printed volume to inorganic bromide residues in the and on GPO Access. food when ready to eat. (d)(1) Where tolerances are estab- § 180.3 Tolerances for related pesticide lished for both calcium cyanide and hy- chemicals. drogen cyanide on the same raw agri- (a) Pesticide chemicals that cause re- cultural commodity, the total amount lated pharmacological effects will be of such pesticides shall not yield more regarded, in the absence of evidence to residue than that permitted by the the contrary, as having an additive del- larger of the two tolerances, calculated eterious action. (For example, many as hydrogen cyanide. pesticide chemicals within each of the (2) Where tolerances are established following groups have related pharma- for residues of both O,O-diethyl S-[2- cological effects: Chlorinated organic (ethylthio)ethyl] phosphorodithioate pesticides, arsenic-containing chemi- and demeton (a mixture of O,O-diethyl cals, metallic dithiocarbamates, cho- O-(and S-) [2-(ethylthio)ethyl] linesterase-inhibiting pesticides.) phosphorothioates) on the same raw (b) Tolerances established for such agricultural commodity, the total related pesticide chemicals may limit amount of such pesticides shall not the amount of a common component yield more residue than that permitted (such as As O ) that may be present, or 2 3 by the larger of the two tolerances, cal- may limit the amount of biological ac- culated as demeton. tivity (such as cholinesterase inhibi- tion) that may be present, or may limit (3) Where tolerances are established the total amount of related pesticide for both terpene polychlorinates chemicals (such as chlorinated organic (chlorinated mixture of camphene, pi- pesticides) that may be present. nene, and related terpenes, containing (c)(1) Where tolerances for inorganic 65–66 percent chlorine) and toxaphene bromide in or on the same raw agricul- (chlorinated camphene containing 67–69 tural commodity are set in two or percent chlorine) on the same raw agri- more sections in this part (example: cultural commodities, the total §§ 180.123 and 180.199), the overall quan- amount of such pesticides shall not tity of inorganic bromide to be toler- yield more residue than that permitted ated from use of the same pesticide in by the larger of the two tolerances, cal- different modes of application or from culated as a chlorinated terpene of mo- two or more pesticide chemicals for lecular weight 396.6 containing 67 per- which tolerances are established is the cent chlorine. highest of the separate applicable tol- (4) Where a tolerance is established erances. For example, where the bro- for more than one pesticide containing mide tolerance on asparagus from arsenic found in, or on a raw agricul- methyl bromide commodity fumigation tural commodity, the total amount of is 100 parts per million (40 CFR 180.123) such pesticide shall not exceed the and on asparagus from methyl bromide highest established tolerance cal- soil treatment is 300 parts per million culated as As2O3. (40 CFR 180.199), the overall inorganic (5) Where tolerances are established bromide tolerance for asparagus grown for more than one member of the class on methyl bromide-treated soil and of dithiocarbamates listed in para- also fumigated with methyl bromide graph (e)(3) of this section on the same after harvest is 300 parts per million. raw agricultural commodity, the total 312 VerDate Aug<31>2005 01:48 Sep 01, 2006 Jkt 208163 PO 00000 Frm 00322 Fmt 8010 Sfmt 8010 Y:\SGML\208163.XXX 208163 hmoore on PROD1PC68 with HMCFR Environmental Protection Agency § 180.3 residue of such pesticides shall not ex- commodity, the total amount of such ceed that permitted by the highest tol- residues shall not exceed the highest erance established for any one member established tolerance for any of the of the class, calculated as zinc pesticides having the metabolites. ethylenebisdithiocarbamate. (12) Where tolerances are established (6) Where tolerances are established for more than one pesticide having the for residues of both S,S,S-tributyl metabolite 3,5,6-trichloro-2-pyridinol phosphorotrithioate and tributyl found in or on the raw agricultural phosphorotrithioite in or on the same commodity, the total amount of such raw agricultural commodity, the total residues shall not exceed the highest amount of such pesticides shall not established tolerance for a pesticide yield more residue than that permitted having this metabolite. by the higher of the two tolerances, (13) Where tolerances are established calculated as S,S,S-tributyl for residues of both 1-(4- phosphorotrithioate. chlorophenoxy)-3,3-dimethyl-1-(1H- (7) Where tolerances are established 1,2,4-triazol-1-yl)-2-butanone for residues of a-naphthaleneacetamide (triadimefon) and beta-(4- and/or a-naphthaleneacetic acid in or chlorophenoxy)-alpha-(1,1- on the same raw agricultural com- dimethylethyl)-1H-1,2,4-triazole-1-eth- modity, the total amount of such pes- anol (triadimenol) including its ticides shall not yield more residue butanediol metabolite, 4-(4- than that permitted by the higher of chlorophenoxy)-2,2-dimethyl-4-(1H- the two tolerances, calculated as a- 1,2,4-triazol-1-yl)-1,3-butanediol, in or naphthaleneacetic acid. on the same raw agricultural com- (8) Where tolerances are established modity and its products thereof, the for residues of O,S-dimethyl total amount of such residues shall not phosphoramidothioate, resulting from yield more residue than that permitted the use of acephate (O,S-dimethyl by the higher of the two tolerances. acetylphos-phoramidothioate) and/or (14) Where tolerances are established O,S - dimethylphosphoramidothioate on the same agricultural commodity, the for residues of methomyl, resulting total amount of O,S-dimethyl- from the use of thiodicarb and/or phosphoramidothioate shall not yield methomyl on the same raw agricul- more residue than that permitted by tural commodity, the total amount of the higher of the two tolerances. methomyl shall not yield more residue (9) Where a tolerance is established than that permitted by the higher of for more than one pesticide having the the two tolerances. metabolites 1-(3,4-dichlorophenyl)-3- (e) Except as noted in paragraphs methylurea (DCPMU) and 3,4- (e)(1) and (2) of this section, where resi- dichlorophenylurea (DCPU) found in or dues from two or more chemicals in the on a raw agricultural commodity, the same class are present in or on a raw total amount of such residues shall not agricultural commodity the tolerance exceed the highest established toler- for the total of such residues shall be ance for a pesticide having these me- the same as that for the chemical hav- tabolites. ing the lowest numerical tolerance in (10) Where a tolerance is established this class, unless a higher tolerance for more than one pesticide having as level is specifically provided for the metabolites compounds containing the combined residues by a regulation in benzimidazole moiety found in or on a this part. raw agricultural commodity, the total (1) Where residues from two or more amount of such residues shall not ex- chemicals in the same class are present ceed the highest established tolerance in or on a raw agricultural commodity for a pesticide having these metabo- and there are available methods that lites. permit quantitative determination of (11) Where a tolerance is established each residue, the quantity of combined for triclopyr, chloropyrifos, and residues that are within the tolerance chlorpyrifos-methyl having the com- may be determined as follows: mon metabolite 3,5,6-trichloro-2- (i) Determine the quantity of each pyridinol on the same raw agricultural residue present. 313 VerDate Aug<31>2005 01:48 Sep 01, 2006 Jkt 208163 PO 00000 Frm 00323 Fmt 8010 Sfmt 8010 Y:\SGML\208163.XXX 208163 hmoore on PROD1PC68 with HMCFR § 180.3 40 CFR Ch. I (7–1–06 Edition) (ii) Divide the quantity of each res- Maneb. idue by the tolerance that would apply Manganous dimethyldithiocarbamate. if it occurred alone, and multiply by Sodium dimethyldithiocarbamate. 100 to determine the percentage of the Thiram. permitted amount of residue present. Zineb. (iii) Add the percentages so obtained Ziram. for all residues present. (4) The following are members of the (iv) The sum of the percentages shall class of chlorinated organic pesticides: not exceed 100 percent. Aldrin. (2) Where residues from two or more BHC (benzene hexachloride). chemicals in the same class are present 1,1-Bis(p-chlorophenyl)-2,2,2- in or on a raw agricultural commodity trichloroethanol. and there are available methods that Chlorbenside (p-chlorobenzyl p-chlorophenyl permit quantitative determinations of sulfide). one or more, but not all, of the resi- Chlordane. dues, the amounts of such residues as Chlorobenzilate (ethyl 4,4′- may be determinable shall be deducted dichlorobenzilate). from the total amount of residues p-Chlorophenoxyacetic acid. present and the remainder shall have p-Chlorophenyl-2,4,5-trichlorophenyl sulfide.